diff --git a/clients/client-acm-pca/src/protocols/Aws_json1_1.ts b/clients/client-acm-pca/src/protocols/Aws_json1_1.ts
index 6ed0a39296202..09e25de97883f 100644
--- a/clients/client-acm-pca/src/protocols/Aws_json1_1.ts
+++ b/clients/client-acm-pca/src/protocols/Aws_json1_1.ts
@@ -166,10 +166,7 @@ export const serializeAws_json1_1CreateCertificateAuthorityCommand = async (
   input: CreateCertificateAuthorityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.CreateCertificateAuthority",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCertificateAuthority");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCertificateAuthorityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -179,10 +176,7 @@ export const serializeAws_json1_1CreateCertificateAuthorityAuditReportCommand =
   input: CreateCertificateAuthorityAuditReportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.CreateCertificateAuthorityAuditReport",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCertificateAuthorityAuditReport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCertificateAuthorityAuditReportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -192,10 +186,7 @@ export const serializeAws_json1_1CreatePermissionCommand = async (
   input: CreatePermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.CreatePermission",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePermission");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePermissionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -205,10 +196,7 @@ export const serializeAws_json1_1DeleteCertificateAuthorityCommand = async (
   input: DeleteCertificateAuthorityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.DeleteCertificateAuthority",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCertificateAuthority");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCertificateAuthorityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -218,10 +206,7 @@ export const serializeAws_json1_1DeletePermissionCommand = async (
   input: DeletePermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.DeletePermission",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePermission");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePermissionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -231,10 +216,7 @@ export const serializeAws_json1_1DeletePolicyCommand = async (
   input: DeletePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.DeletePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -244,10 +226,7 @@ export const serializeAws_json1_1DescribeCertificateAuthorityCommand = async (
   input: DescribeCertificateAuthorityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.DescribeCertificateAuthority",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCertificateAuthority");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCertificateAuthorityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -257,10 +236,7 @@ export const serializeAws_json1_1DescribeCertificateAuthorityAuditReportCommand
   input: DescribeCertificateAuthorityAuditReportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.DescribeCertificateAuthorityAuditReport",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCertificateAuthorityAuditReport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCertificateAuthorityAuditReportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -270,10 +246,7 @@ export const serializeAws_json1_1GetCertificateCommand = async (
   input: GetCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.GetCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -283,10 +256,7 @@ export const serializeAws_json1_1GetCertificateAuthorityCertificateCommand = asy
   input: GetCertificateAuthorityCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.GetCertificateAuthorityCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCertificateAuthorityCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCertificateAuthorityCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -296,10 +266,7 @@ export const serializeAws_json1_1GetCertificateAuthorityCsrCommand = async (
   input: GetCertificateAuthorityCsrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.GetCertificateAuthorityCsr",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCertificateAuthorityCsr");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCertificateAuthorityCsrRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -309,10 +276,7 @@ export const serializeAws_json1_1GetPolicyCommand = async (
   input: GetPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.GetPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -322,10 +286,7 @@ export const serializeAws_json1_1ImportCertificateAuthorityCertificateCommand =
   input: ImportCertificateAuthorityCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.ImportCertificateAuthorityCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportCertificateAuthorityCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportCertificateAuthorityCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -335,10 +296,7 @@ export const serializeAws_json1_1IssueCertificateCommand = async (
   input: IssueCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.IssueCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("IssueCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1IssueCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -348,10 +306,7 @@ export const serializeAws_json1_1ListCertificateAuthoritiesCommand = async (
   input: ListCertificateAuthoritiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.ListCertificateAuthorities",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCertificateAuthorities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCertificateAuthoritiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -361,10 +316,7 @@ export const serializeAws_json1_1ListPermissionsCommand = async (
   input: ListPermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.ListPermissions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPermissions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPermissionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -374,10 +326,7 @@ export const serializeAws_json1_1ListTagsCommand = async (
   input: ListTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.ListTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -387,10 +336,7 @@ export const serializeAws_json1_1PutPolicyCommand = async (
   input: PutPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.PutPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -400,10 +346,7 @@ export const serializeAws_json1_1RestoreCertificateAuthorityCommand = async (
   input: RestoreCertificateAuthorityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.RestoreCertificateAuthority",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreCertificateAuthority");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RestoreCertificateAuthorityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -413,10 +356,7 @@ export const serializeAws_json1_1RevokeCertificateCommand = async (
   input: RevokeCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.RevokeCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("RevokeCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RevokeCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -426,10 +366,7 @@ export const serializeAws_json1_1TagCertificateAuthorityCommand = async (
   input: TagCertificateAuthorityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.TagCertificateAuthority",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagCertificateAuthority");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagCertificateAuthorityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -439,10 +376,7 @@ export const serializeAws_json1_1UntagCertificateAuthorityCommand = async (
   input: UntagCertificateAuthorityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.UntagCertificateAuthority",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagCertificateAuthority");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagCertificateAuthorityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -452,10 +386,7 @@ export const serializeAws_json1_1UpdateCertificateAuthorityCommand = async (
   input: UpdateCertificateAuthorityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ACMPrivateCA.UpdateCertificateAuthority",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCertificateAuthority");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCertificateAuthorityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2976,6 +2907,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `ACMPrivateCA.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-acm/src/protocols/Aws_json1_1.ts b/clients/client-acm/src/protocols/Aws_json1_1.ts
index abc09380e81de..d1be5216ab913 100644
--- a/clients/client-acm/src/protocols/Aws_json1_1.ts
+++ b/clients/client-acm/src/protocols/Aws_json1_1.ts
@@ -118,10 +118,7 @@ export const serializeAws_json1_1AddTagsToCertificateCommand = async (
   input: AddTagsToCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.AddTagsToCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTagsToCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsToCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -131,10 +128,7 @@ export const serializeAws_json1_1DeleteCertificateCommand = async (
   input: DeleteCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.DeleteCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -144,10 +138,7 @@ export const serializeAws_json1_1DescribeCertificateCommand = async (
   input: DescribeCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.DescribeCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -157,10 +148,7 @@ export const serializeAws_json1_1ExportCertificateCommand = async (
   input: ExportCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.ExportCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExportCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ExportCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -170,10 +158,7 @@ export const serializeAws_json1_1GetAccountConfigurationCommand = async (
   input: GetAccountConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.GetAccountConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAccountConfiguration");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -182,10 +167,7 @@ export const serializeAws_json1_1GetCertificateCommand = async (
   input: GetCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.GetCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -195,10 +177,7 @@ export const serializeAws_json1_1ImportCertificateCommand = async (
   input: ImportCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.ImportCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -208,10 +187,7 @@ export const serializeAws_json1_1ListCertificatesCommand = async (
   input: ListCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.ListCertificates",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCertificates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCertificatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -221,10 +197,7 @@ export const serializeAws_json1_1ListTagsForCertificateCommand = async (
   input: ListTagsForCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.ListTagsForCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -234,10 +207,7 @@ export const serializeAws_json1_1PutAccountConfigurationCommand = async (
   input: PutAccountConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.PutAccountConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAccountConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAccountConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -247,10 +217,7 @@ export const serializeAws_json1_1RemoveTagsFromCertificateCommand = async (
   input: RemoveTagsFromCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.RemoveTagsFromCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTagsFromCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTagsFromCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -260,10 +227,7 @@ export const serializeAws_json1_1RenewCertificateCommand = async (
   input: RenewCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.RenewCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("RenewCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RenewCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -273,10 +237,7 @@ export const serializeAws_json1_1RequestCertificateCommand = async (
   input: RequestCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.RequestCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("RequestCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RequestCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -286,10 +247,7 @@ export const serializeAws_json1_1ResendValidationEmailCommand = async (
   input: ResendValidationEmailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.ResendValidationEmail",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResendValidationEmail");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResendValidationEmailRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -299,10 +257,7 @@ export const serializeAws_json1_1UpdateCertificateOptionsCommand = async (
   input: UpdateCertificateOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CertificateManager.UpdateCertificateOptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCertificateOptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCertificateOptionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2011,6 +1966,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `CertificateManager.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-alexa-for-business/src/protocols/Aws_json1_1.ts b/clients/client-alexa-for-business/src/protocols/Aws_json1_1.ts
index 62869fa0dbcab..7a338ecefb137 100644
--- a/clients/client-alexa-for-business/src/protocols/Aws_json1_1.ts
+++ b/clients/client-alexa-for-business/src/protocols/Aws_json1_1.ts
@@ -500,10 +500,7 @@ export const serializeAws_json1_1ApproveSkillCommand = async (
   input: ApproveSkillCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ApproveSkill",
-  };
+  const headers: __HeaderBag = sharedHeaders("ApproveSkill");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ApproveSkillRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -513,10 +510,7 @@ export const serializeAws_json1_1AssociateContactWithAddressBookCommand = async
   input: AssociateContactWithAddressBookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.AssociateContactWithAddressBook",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateContactWithAddressBook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateContactWithAddressBookRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -526,10 +520,7 @@ export const serializeAws_json1_1AssociateDeviceWithNetworkProfileCommand = asyn
   input: AssociateDeviceWithNetworkProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.AssociateDeviceWithNetworkProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateDeviceWithNetworkProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateDeviceWithNetworkProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -539,10 +530,7 @@ export const serializeAws_json1_1AssociateDeviceWithRoomCommand = async (
   input: AssociateDeviceWithRoomCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.AssociateDeviceWithRoom",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateDeviceWithRoom");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateDeviceWithRoomRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -552,10 +540,7 @@ export const serializeAws_json1_1AssociateSkillGroupWithRoomCommand = async (
   input: AssociateSkillGroupWithRoomCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.AssociateSkillGroupWithRoom",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateSkillGroupWithRoom");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateSkillGroupWithRoomRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -565,10 +550,7 @@ export const serializeAws_json1_1AssociateSkillWithSkillGroupCommand = async (
   input: AssociateSkillWithSkillGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.AssociateSkillWithSkillGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateSkillWithSkillGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateSkillWithSkillGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -578,10 +560,7 @@ export const serializeAws_json1_1AssociateSkillWithUsersCommand = async (
   input: AssociateSkillWithUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.AssociateSkillWithUsers",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateSkillWithUsers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateSkillWithUsersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -591,10 +570,7 @@ export const serializeAws_json1_1CreateAddressBookCommand = async (
   input: CreateAddressBookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.CreateAddressBook",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAddressBook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAddressBookRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -604,10 +580,7 @@ export const serializeAws_json1_1CreateBusinessReportScheduleCommand = async (
   input: CreateBusinessReportScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.CreateBusinessReportSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBusinessReportSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBusinessReportScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -617,10 +590,7 @@ export const serializeAws_json1_1CreateConferenceProviderCommand = async (
   input: CreateConferenceProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.CreateConferenceProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConferenceProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateConferenceProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -630,10 +600,7 @@ export const serializeAws_json1_1CreateContactCommand = async (
   input: CreateContactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.CreateContact",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateContact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateContactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -643,10 +610,7 @@ export const serializeAws_json1_1CreateGatewayGroupCommand = async (
   input: CreateGatewayGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.CreateGatewayGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGatewayGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGatewayGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -656,10 +620,7 @@ export const serializeAws_json1_1CreateNetworkProfileCommand = async (
   input: CreateNetworkProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.CreateNetworkProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateNetworkProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateNetworkProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -669,10 +630,7 @@ export const serializeAws_json1_1CreateProfileCommand = async (
   input: CreateProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.CreateProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -682,10 +640,7 @@ export const serializeAws_json1_1CreateRoomCommand = async (
   input: CreateRoomCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.CreateRoom",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRoom");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRoomRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -695,10 +650,7 @@ export const serializeAws_json1_1CreateSkillGroupCommand = async (
   input: CreateSkillGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.CreateSkillGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSkillGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSkillGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -708,10 +660,7 @@ export const serializeAws_json1_1CreateUserCommand = async (
   input: CreateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.CreateUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -721,10 +670,7 @@ export const serializeAws_json1_1DeleteAddressBookCommand = async (
   input: DeleteAddressBookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteAddressBook",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAddressBook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAddressBookRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -734,10 +680,7 @@ export const serializeAws_json1_1DeleteBusinessReportScheduleCommand = async (
   input: DeleteBusinessReportScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteBusinessReportSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBusinessReportSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBusinessReportScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -747,10 +690,7 @@ export const serializeAws_json1_1DeleteConferenceProviderCommand = async (
   input: DeleteConferenceProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteConferenceProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConferenceProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConferenceProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -760,10 +700,7 @@ export const serializeAws_json1_1DeleteContactCommand = async (
   input: DeleteContactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteContact",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteContact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteContactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -773,10 +710,7 @@ export const serializeAws_json1_1DeleteDeviceCommand = async (
   input: DeleteDeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteDevice",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDevice");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDeviceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -786,10 +720,7 @@ export const serializeAws_json1_1DeleteDeviceUsageDataCommand = async (
   input: DeleteDeviceUsageDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteDeviceUsageData",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDeviceUsageData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDeviceUsageDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -799,10 +730,7 @@ export const serializeAws_json1_1DeleteGatewayGroupCommand = async (
   input: DeleteGatewayGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteGatewayGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGatewayGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGatewayGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -812,10 +740,7 @@ export const serializeAws_json1_1DeleteNetworkProfileCommand = async (
   input: DeleteNetworkProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteNetworkProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteNetworkProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteNetworkProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -825,10 +750,7 @@ export const serializeAws_json1_1DeleteProfileCommand = async (
   input: DeleteProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -838,10 +760,7 @@ export const serializeAws_json1_1DeleteRoomCommand = async (
   input: DeleteRoomCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteRoom",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRoom");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRoomRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -851,10 +770,7 @@ export const serializeAws_json1_1DeleteRoomSkillParameterCommand = async (
   input: DeleteRoomSkillParameterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteRoomSkillParameter",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRoomSkillParameter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRoomSkillParameterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -864,10 +780,7 @@ export const serializeAws_json1_1DeleteSkillAuthorizationCommand = async (
   input: DeleteSkillAuthorizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteSkillAuthorization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSkillAuthorization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSkillAuthorizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -877,10 +790,7 @@ export const serializeAws_json1_1DeleteSkillGroupCommand = async (
   input: DeleteSkillGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteSkillGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSkillGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSkillGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -890,10 +800,7 @@ export const serializeAws_json1_1DeleteUserCommand = async (
   input: DeleteUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DeleteUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -903,10 +810,7 @@ export const serializeAws_json1_1DisassociateContactFromAddressBookCommand = asy
   input: DisassociateContactFromAddressBookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DisassociateContactFromAddressBook",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateContactFromAddressBook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateContactFromAddressBookRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -916,10 +820,7 @@ export const serializeAws_json1_1DisassociateDeviceFromRoomCommand = async (
   input: DisassociateDeviceFromRoomCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DisassociateDeviceFromRoom",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateDeviceFromRoom");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateDeviceFromRoomRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -929,10 +830,7 @@ export const serializeAws_json1_1DisassociateSkillFromSkillGroupCommand = async
   input: DisassociateSkillFromSkillGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DisassociateSkillFromSkillGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateSkillFromSkillGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateSkillFromSkillGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -942,10 +840,7 @@ export const serializeAws_json1_1DisassociateSkillFromUsersCommand = async (
   input: DisassociateSkillFromUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DisassociateSkillFromUsers",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateSkillFromUsers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateSkillFromUsersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -955,10 +850,7 @@ export const serializeAws_json1_1DisassociateSkillGroupFromRoomCommand = async (
   input: DisassociateSkillGroupFromRoomCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.DisassociateSkillGroupFromRoom",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateSkillGroupFromRoom");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateSkillGroupFromRoomRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -968,10 +860,7 @@ export const serializeAws_json1_1ForgetSmartHomeAppliancesCommand = async (
   input: ForgetSmartHomeAppliancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ForgetSmartHomeAppliances",
-  };
+  const headers: __HeaderBag = sharedHeaders("ForgetSmartHomeAppliances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ForgetSmartHomeAppliancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -981,10 +870,7 @@ export const serializeAws_json1_1GetAddressBookCommand = async (
   input: GetAddressBookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetAddressBook",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAddressBook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAddressBookRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -994,10 +880,7 @@ export const serializeAws_json1_1GetConferencePreferenceCommand = async (
   input: GetConferencePreferenceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetConferencePreference",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetConferencePreference");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetConferencePreferenceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1007,10 +890,7 @@ export const serializeAws_json1_1GetConferenceProviderCommand = async (
   input: GetConferenceProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetConferenceProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetConferenceProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetConferenceProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1020,10 +900,7 @@ export const serializeAws_json1_1GetContactCommand = async (
   input: GetContactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetContact",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1033,10 +910,7 @@ export const serializeAws_json1_1GetDeviceCommand = async (
   input: GetDeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetDevice",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDevice");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeviceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1046,10 +920,7 @@ export const serializeAws_json1_1GetGatewayCommand = async (
   input: GetGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetGatewayRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1059,10 +930,7 @@ export const serializeAws_json1_1GetGatewayGroupCommand = async (
   input: GetGatewayGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetGatewayGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetGatewayGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetGatewayGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1072,10 +940,7 @@ export const serializeAws_json1_1GetInvitationConfigurationCommand = async (
   input: GetInvitationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetInvitationConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInvitationConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInvitationConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1085,10 +950,7 @@ export const serializeAws_json1_1GetNetworkProfileCommand = async (
   input: GetNetworkProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetNetworkProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetNetworkProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetNetworkProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1098,10 +960,7 @@ export const serializeAws_json1_1GetProfileCommand = async (
   input: GetProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1111,10 +970,7 @@ export const serializeAws_json1_1GetRoomCommand = async (
   input: GetRoomCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetRoom",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRoom");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRoomRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1124,10 +980,7 @@ export const serializeAws_json1_1GetRoomSkillParameterCommand = async (
   input: GetRoomSkillParameterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetRoomSkillParameter",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRoomSkillParameter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRoomSkillParameterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1137,10 +990,7 @@ export const serializeAws_json1_1GetSkillGroupCommand = async (
   input: GetSkillGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.GetSkillGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSkillGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSkillGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1150,10 +1000,7 @@ export const serializeAws_json1_1ListBusinessReportSchedulesCommand = async (
   input: ListBusinessReportSchedulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ListBusinessReportSchedules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBusinessReportSchedules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBusinessReportSchedulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1163,10 +1010,7 @@ export const serializeAws_json1_1ListConferenceProvidersCommand = async (
   input: ListConferenceProvidersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ListConferenceProviders",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListConferenceProviders");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListConferenceProvidersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1176,10 +1020,7 @@ export const serializeAws_json1_1ListDeviceEventsCommand = async (
   input: ListDeviceEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ListDeviceEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDeviceEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDeviceEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1189,10 +1030,7 @@ export const serializeAws_json1_1ListGatewayGroupsCommand = async (
   input: ListGatewayGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ListGatewayGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGatewayGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGatewayGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1202,10 +1040,7 @@ export const serializeAws_json1_1ListGatewaysCommand = async (
   input: ListGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ListGateways",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGateways");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGatewaysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1215,10 +1050,7 @@ export const serializeAws_json1_1ListSkillsCommand = async (
   input: ListSkillsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ListSkills",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSkills");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSkillsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1228,10 +1060,7 @@ export const serializeAws_json1_1ListSkillsStoreCategoriesCommand = async (
   input: ListSkillsStoreCategoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ListSkillsStoreCategories",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSkillsStoreCategories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSkillsStoreCategoriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1241,10 +1070,7 @@ export const serializeAws_json1_1ListSkillsStoreSkillsByCategoryCommand = async
   input: ListSkillsStoreSkillsByCategoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ListSkillsStoreSkillsByCategory",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSkillsStoreSkillsByCategory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSkillsStoreSkillsByCategoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1254,10 +1080,7 @@ export const serializeAws_json1_1ListSmartHomeAppliancesCommand = async (
   input: ListSmartHomeAppliancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ListSmartHomeAppliances",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSmartHomeAppliances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSmartHomeAppliancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1267,10 +1090,7 @@ export const serializeAws_json1_1ListTagsCommand = async (
   input: ListTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ListTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1280,10 +1100,7 @@ export const serializeAws_json1_1PutConferencePreferenceCommand = async (
   input: PutConferencePreferenceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.PutConferencePreference",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutConferencePreference");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutConferencePreferenceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1293,10 +1110,7 @@ export const serializeAws_json1_1PutInvitationConfigurationCommand = async (
   input: PutInvitationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.PutInvitationConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutInvitationConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutInvitationConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1306,10 +1120,7 @@ export const serializeAws_json1_1PutRoomSkillParameterCommand = async (
   input: PutRoomSkillParameterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.PutRoomSkillParameter",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRoomSkillParameter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRoomSkillParameterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1319,10 +1130,7 @@ export const serializeAws_json1_1PutSkillAuthorizationCommand = async (
   input: PutSkillAuthorizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.PutSkillAuthorization",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutSkillAuthorization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutSkillAuthorizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1332,10 +1140,7 @@ export const serializeAws_json1_1RegisterAVSDeviceCommand = async (
   input: RegisterAVSDeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.RegisterAVSDevice",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterAVSDevice");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterAVSDeviceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1345,10 +1150,7 @@ export const serializeAws_json1_1RejectSkillCommand = async (
   input: RejectSkillCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.RejectSkill",
-  };
+  const headers: __HeaderBag = sharedHeaders("RejectSkill");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RejectSkillRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1358,10 +1160,7 @@ export const serializeAws_json1_1ResolveRoomCommand = async (
   input: ResolveRoomCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.ResolveRoom",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResolveRoom");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResolveRoomRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1371,10 +1170,7 @@ export const serializeAws_json1_1RevokeInvitationCommand = async (
   input: RevokeInvitationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.RevokeInvitation",
-  };
+  const headers: __HeaderBag = sharedHeaders("RevokeInvitation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RevokeInvitationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1384,10 +1180,7 @@ export const serializeAws_json1_1SearchAddressBooksCommand = async (
   input: SearchAddressBooksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.SearchAddressBooks",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchAddressBooks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchAddressBooksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1397,10 +1190,7 @@ export const serializeAws_json1_1SearchContactsCommand = async (
   input: SearchContactsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.SearchContacts",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchContacts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchContactsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1410,10 +1200,7 @@ export const serializeAws_json1_1SearchDevicesCommand = async (
   input: SearchDevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.SearchDevices",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchDevices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchDevicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1423,10 +1210,7 @@ export const serializeAws_json1_1SearchNetworkProfilesCommand = async (
   input: SearchNetworkProfilesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.SearchNetworkProfiles",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchNetworkProfiles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchNetworkProfilesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1436,10 +1220,7 @@ export const serializeAws_json1_1SearchProfilesCommand = async (
   input: SearchProfilesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.SearchProfiles",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchProfiles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchProfilesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1449,10 +1230,7 @@ export const serializeAws_json1_1SearchRoomsCommand = async (
   input: SearchRoomsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.SearchRooms",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchRooms");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchRoomsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1462,10 +1240,7 @@ export const serializeAws_json1_1SearchSkillGroupsCommand = async (
   input: SearchSkillGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.SearchSkillGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchSkillGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchSkillGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1475,10 +1250,7 @@ export const serializeAws_json1_1SearchUsersCommand = async (
   input: SearchUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.SearchUsers",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchUsers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchUsersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1488,10 +1260,7 @@ export const serializeAws_json1_1SendAnnouncementCommand = async (
   input: SendAnnouncementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.SendAnnouncement",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendAnnouncement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendAnnouncementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1501,10 +1270,7 @@ export const serializeAws_json1_1SendInvitationCommand = async (
   input: SendInvitationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.SendInvitation",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendInvitation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendInvitationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1514,10 +1280,7 @@ export const serializeAws_json1_1StartDeviceSyncCommand = async (
   input: StartDeviceSyncCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.StartDeviceSync",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDeviceSync");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartDeviceSyncRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1527,10 +1290,7 @@ export const serializeAws_json1_1StartSmartHomeApplianceDiscoveryCommand = async
   input: StartSmartHomeApplianceDiscoveryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.StartSmartHomeApplianceDiscovery",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartSmartHomeApplianceDiscovery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartSmartHomeApplianceDiscoveryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1540,10 +1300,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1553,10 +1310,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1566,10 +1320,7 @@ export const serializeAws_json1_1UpdateAddressBookCommand = async (
   input: UpdateAddressBookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UpdateAddressBook",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAddressBook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAddressBookRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1579,10 +1330,7 @@ export const serializeAws_json1_1UpdateBusinessReportScheduleCommand = async (
   input: UpdateBusinessReportScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UpdateBusinessReportSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateBusinessReportSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateBusinessReportScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1592,10 +1340,7 @@ export const serializeAws_json1_1UpdateConferenceProviderCommand = async (
   input: UpdateConferenceProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UpdateConferenceProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateConferenceProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateConferenceProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1605,10 +1350,7 @@ export const serializeAws_json1_1UpdateContactCommand = async (
   input: UpdateContactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UpdateContact",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateContact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateContactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1618,10 +1360,7 @@ export const serializeAws_json1_1UpdateDeviceCommand = async (
   input: UpdateDeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UpdateDevice",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDevice");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDeviceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1631,10 +1370,7 @@ export const serializeAws_json1_1UpdateGatewayCommand = async (
   input: UpdateGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UpdateGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGatewayRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1644,10 +1380,7 @@ export const serializeAws_json1_1UpdateGatewayGroupCommand = async (
   input: UpdateGatewayGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UpdateGatewayGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGatewayGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGatewayGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1657,10 +1390,7 @@ export const serializeAws_json1_1UpdateNetworkProfileCommand = async (
   input: UpdateNetworkProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UpdateNetworkProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNetworkProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNetworkProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1670,10 +1400,7 @@ export const serializeAws_json1_1UpdateProfileCommand = async (
   input: UpdateProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UpdateProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1683,10 +1410,7 @@ export const serializeAws_json1_1UpdateRoomCommand = async (
   input: UpdateRoomCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UpdateRoom",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRoom");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRoomRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1696,10 +1420,7 @@ export const serializeAws_json1_1UpdateSkillGroupCommand = async (
   input: UpdateSkillGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AlexaForBusiness.UpdateSkillGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSkillGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSkillGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -8857,6 +8578,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AlexaForBusiness.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-application-auto-scaling/src/protocols/Aws_json1_1.ts b/clients/client-application-auto-scaling/src/protocols/Aws_json1_1.ts
index 6bbfdddfd6516..9011ba8c1caf5 100644
--- a/clients/client-application-auto-scaling/src/protocols/Aws_json1_1.ts
+++ b/clients/client-application-auto-scaling/src/protocols/Aws_json1_1.ts
@@ -120,10 +120,7 @@ export const serializeAws_json1_1DeleteScalingPolicyCommand = async (
   input: DeleteScalingPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.DeleteScalingPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteScalingPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteScalingPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -133,10 +130,7 @@ export const serializeAws_json1_1DeleteScheduledActionCommand = async (
   input: DeleteScheduledActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.DeleteScheduledAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteScheduledAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteScheduledActionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -146,10 +140,7 @@ export const serializeAws_json1_1DeregisterScalableTargetCommand = async (
   input: DeregisterScalableTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.DeregisterScalableTarget",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterScalableTarget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterScalableTargetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -159,10 +150,7 @@ export const serializeAws_json1_1DescribeScalableTargetsCommand = async (
   input: DescribeScalableTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.DescribeScalableTargets",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeScalableTargets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeScalableTargetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -172,10 +160,7 @@ export const serializeAws_json1_1DescribeScalingActivitiesCommand = async (
   input: DescribeScalingActivitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.DescribeScalingActivities",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeScalingActivities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeScalingActivitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -185,10 +170,7 @@ export const serializeAws_json1_1DescribeScalingPoliciesCommand = async (
   input: DescribeScalingPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.DescribeScalingPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeScalingPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeScalingPoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -198,10 +180,7 @@ export const serializeAws_json1_1DescribeScheduledActionsCommand = async (
   input: DescribeScheduledActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.DescribeScheduledActions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeScheduledActions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeScheduledActionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -211,10 +190,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -224,10 +200,7 @@ export const serializeAws_json1_1PutScalingPolicyCommand = async (
   input: PutScalingPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.PutScalingPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutScalingPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutScalingPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -237,10 +210,7 @@ export const serializeAws_json1_1PutScheduledActionCommand = async (
   input: PutScheduledActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.PutScheduledAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutScheduledAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutScheduledActionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -250,10 +220,7 @@ export const serializeAws_json1_1RegisterScalableTargetCommand = async (
   input: RegisterScalableTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.RegisterScalableTarget",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterScalableTarget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterScalableTargetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -263,10 +230,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -276,10 +240,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleFrontendService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2052,6 +2013,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AnyScaleFrontendService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-application-discovery-service/src/protocols/Aws_json1_1.ts b/clients/client-application-discovery-service/src/protocols/Aws_json1_1.ts
index f5544b8013788..bbb39b7fdbe66 100644
--- a/clients/client-application-discovery-service/src/protocols/Aws_json1_1.ts
+++ b/clients/client-application-discovery-service/src/protocols/Aws_json1_1.ts
@@ -175,10 +175,7 @@ export const serializeAws_json1_1AssociateConfigurationItemsToApplicationCommand
   input: AssociateConfigurationItemsToApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.AssociateConfigurationItemsToApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateConfigurationItemsToApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateConfigurationItemsToApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -188,10 +185,7 @@ export const serializeAws_json1_1BatchDeleteImportDataCommand = async (
   input: BatchDeleteImportDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.BatchDeleteImportData",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDeleteImportData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDeleteImportDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -201,10 +195,7 @@ export const serializeAws_json1_1CreateApplicationCommand = async (
   input: CreateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.CreateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -214,10 +205,7 @@ export const serializeAws_json1_1CreateTagsCommand = async (
   input: CreateTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.CreateTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -227,10 +215,7 @@ export const serializeAws_json1_1DeleteApplicationsCommand = async (
   input: DeleteApplicationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.DeleteApplications",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplications");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -240,10 +225,7 @@ export const serializeAws_json1_1DeleteTagsCommand = async (
   input: DeleteTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.DeleteTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -253,10 +235,7 @@ export const serializeAws_json1_1DescribeAgentsCommand = async (
   input: DescribeAgentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.DescribeAgents",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAgents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAgentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -266,10 +245,7 @@ export const serializeAws_json1_1DescribeConfigurationsCommand = async (
   input: DescribeConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.DescribeConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -279,10 +255,7 @@ export const serializeAws_json1_1DescribeContinuousExportsCommand = async (
   input: DescribeContinuousExportsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.DescribeContinuousExports",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeContinuousExports");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeContinuousExportsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -292,10 +265,7 @@ export const serializeAws_json1_1DescribeExportConfigurationsCommand = async (
   input: DescribeExportConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.DescribeExportConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeExportConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeExportConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -305,10 +275,7 @@ export const serializeAws_json1_1DescribeExportTasksCommand = async (
   input: DescribeExportTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.DescribeExportTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeExportTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeExportTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -318,10 +285,7 @@ export const serializeAws_json1_1DescribeImportTasksCommand = async (
   input: DescribeImportTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.DescribeImportTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImportTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeImportTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -331,10 +295,7 @@ export const serializeAws_json1_1DescribeTagsCommand = async (
   input: DescribeTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.DescribeTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -344,10 +305,7 @@ export const serializeAws_json1_1DisassociateConfigurationItemsFromApplicationCo
   input: DisassociateConfigurationItemsFromApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.DisassociateConfigurationItemsFromApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateConfigurationItemsFromApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateConfigurationItemsFromApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -357,10 +315,7 @@ export const serializeAws_json1_1ExportConfigurationsCommand = async (
   input: ExportConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.ExportConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExportConfigurations");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -369,10 +324,7 @@ export const serializeAws_json1_1GetDiscoverySummaryCommand = async (
   input: GetDiscoverySummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.GetDiscoverySummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDiscoverySummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDiscoverySummaryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -382,10 +334,7 @@ export const serializeAws_json1_1ListConfigurationsCommand = async (
   input: ListConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.ListConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -395,10 +344,7 @@ export const serializeAws_json1_1ListServerNeighborsCommand = async (
   input: ListServerNeighborsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.ListServerNeighbors",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServerNeighbors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListServerNeighborsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -408,10 +354,7 @@ export const serializeAws_json1_1StartContinuousExportCommand = async (
   input: StartContinuousExportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.StartContinuousExport",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartContinuousExport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartContinuousExportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -421,10 +364,7 @@ export const serializeAws_json1_1StartDataCollectionByAgentIdsCommand = async (
   input: StartDataCollectionByAgentIdsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.StartDataCollectionByAgentIds",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDataCollectionByAgentIds");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartDataCollectionByAgentIdsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -434,10 +374,7 @@ export const serializeAws_json1_1StartExportTaskCommand = async (
   input: StartExportTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.StartExportTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartExportTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartExportTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -447,10 +384,7 @@ export const serializeAws_json1_1StartImportTaskCommand = async (
   input: StartImportTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.StartImportTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartImportTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartImportTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -460,10 +394,7 @@ export const serializeAws_json1_1StopContinuousExportCommand = async (
   input: StopContinuousExportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.StopContinuousExport",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopContinuousExport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopContinuousExportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -473,10 +404,7 @@ export const serializeAws_json1_1StopDataCollectionByAgentIdsCommand = async (
   input: StopDataCollectionByAgentIdsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.StopDataCollectionByAgentIds",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopDataCollectionByAgentIds");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopDataCollectionByAgentIdsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -486,10 +414,7 @@ export const serializeAws_json1_1UpdateApplicationCommand = async (
   input: UpdateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPoseidonService_V2015_11_01.UpdateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3148,6 +3073,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSPoseidonService_V2015_11_01.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-application-insights/src/protocols/Aws_json1_1.ts b/clients/client-application-insights/src/protocols/Aws_json1_1.ts
index 186d18334c4e9..baf7bf117316a 100644
--- a/clients/client-application-insights/src/protocols/Aws_json1_1.ts
+++ b/clients/client-application-insights/src/protocols/Aws_json1_1.ts
@@ -151,10 +151,7 @@ export const serializeAws_json1_1CreateApplicationCommand = async (
   input: CreateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.CreateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -164,10 +161,7 @@ export const serializeAws_json1_1CreateComponentCommand = async (
   input: CreateComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.CreateComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateComponentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -177,10 +171,7 @@ export const serializeAws_json1_1CreateLogPatternCommand = async (
   input: CreateLogPatternCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.CreateLogPattern",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLogPattern");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLogPatternRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -190,10 +181,7 @@ export const serializeAws_json1_1DeleteApplicationCommand = async (
   input: DeleteApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.DeleteApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -203,10 +191,7 @@ export const serializeAws_json1_1DeleteComponentCommand = async (
   input: DeleteComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.DeleteComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteComponentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -216,10 +201,7 @@ export const serializeAws_json1_1DeleteLogPatternCommand = async (
   input: DeleteLogPatternCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.DeleteLogPattern",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLogPattern");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLogPatternRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -229,10 +211,7 @@ export const serializeAws_json1_1DescribeApplicationCommand = async (
   input: DescribeApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.DescribeApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -242,10 +221,7 @@ export const serializeAws_json1_1DescribeComponentCommand = async (
   input: DescribeComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.DescribeComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeComponentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -255,10 +231,7 @@ export const serializeAws_json1_1DescribeComponentConfigurationCommand = async (
   input: DescribeComponentConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.DescribeComponentConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeComponentConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeComponentConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -268,10 +241,7 @@ export const serializeAws_json1_1DescribeComponentConfigurationRecommendationCom
   input: DescribeComponentConfigurationRecommendationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.DescribeComponentConfigurationRecommendation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeComponentConfigurationRecommendation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeComponentConfigurationRecommendationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -281,10 +251,7 @@ export const serializeAws_json1_1DescribeLogPatternCommand = async (
   input: DescribeLogPatternCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.DescribeLogPattern",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLogPattern");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLogPatternRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -294,10 +261,7 @@ export const serializeAws_json1_1DescribeObservationCommand = async (
   input: DescribeObservationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.DescribeObservation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeObservation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeObservationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -307,10 +271,7 @@ export const serializeAws_json1_1DescribeProblemCommand = async (
   input: DescribeProblemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.DescribeProblem",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProblem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProblemRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -320,10 +281,7 @@ export const serializeAws_json1_1DescribeProblemObservationsCommand = async (
   input: DescribeProblemObservationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.DescribeProblemObservations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProblemObservations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProblemObservationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -333,10 +291,7 @@ export const serializeAws_json1_1ListApplicationsCommand = async (
   input: ListApplicationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.ListApplications",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApplications");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApplicationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -346,10 +301,7 @@ export const serializeAws_json1_1ListComponentsCommand = async (
   input: ListComponentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.ListComponents",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListComponents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListComponentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -359,10 +311,7 @@ export const serializeAws_json1_1ListConfigurationHistoryCommand = async (
   input: ListConfigurationHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.ListConfigurationHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListConfigurationHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListConfigurationHistoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -372,10 +321,7 @@ export const serializeAws_json1_1ListLogPatternsCommand = async (
   input: ListLogPatternsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.ListLogPatterns",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLogPatterns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLogPatternsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -385,10 +331,7 @@ export const serializeAws_json1_1ListLogPatternSetsCommand = async (
   input: ListLogPatternSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.ListLogPatternSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLogPatternSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLogPatternSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -398,10 +341,7 @@ export const serializeAws_json1_1ListProblemsCommand = async (
   input: ListProblemsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.ListProblems",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProblems");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProblemsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -411,10 +351,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -424,10 +361,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -437,10 +371,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -450,10 +381,7 @@ export const serializeAws_json1_1UpdateApplicationCommand = async (
   input: UpdateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.UpdateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -463,10 +391,7 @@ export const serializeAws_json1_1UpdateComponentCommand = async (
   input: UpdateComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.UpdateComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateComponentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -476,10 +401,7 @@ export const serializeAws_json1_1UpdateComponentConfigurationCommand = async (
   input: UpdateComponentConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.UpdateComponentConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateComponentConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateComponentConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -489,10 +411,7 @@ export const serializeAws_json1_1UpdateLogPatternCommand = async (
   input: UpdateLogPatternCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "EC2WindowsBarleyService.UpdateLogPattern",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLogPattern");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLogPatternRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2837,6 +2756,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `EC2WindowsBarleyService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-apprunner/src/protocols/Aws_json1_0.ts b/clients/client-apprunner/src/protocols/Aws_json1_0.ts
index fa24ebe40bd53..afba83cb63bbe 100644
--- a/clients/client-apprunner/src/protocols/Aws_json1_0.ts
+++ b/clients/client-apprunner/src/protocols/Aws_json1_0.ts
@@ -223,10 +223,7 @@ export const serializeAws_json1_0AssociateCustomDomainCommand = async (
   input: AssociateCustomDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.AssociateCustomDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateCustomDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0AssociateCustomDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -236,10 +233,7 @@ export const serializeAws_json1_0CreateAutoScalingConfigurationCommand = async (
   input: CreateAutoScalingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.CreateAutoScalingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAutoScalingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateAutoScalingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -249,10 +243,7 @@ export const serializeAws_json1_0CreateConnectionCommand = async (
   input: CreateConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.CreateConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -262,10 +253,7 @@ export const serializeAws_json1_0CreateObservabilityConfigurationCommand = async
   input: CreateObservabilityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.CreateObservabilityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateObservabilityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateObservabilityConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -275,10 +263,7 @@ export const serializeAws_json1_0CreateServiceCommand = async (
   input: CreateServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.CreateService",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -288,10 +273,7 @@ export const serializeAws_json1_0CreateVpcConnectorCommand = async (
   input: CreateVpcConnectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.CreateVpcConnector",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVpcConnector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateVpcConnectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -301,10 +283,7 @@ export const serializeAws_json1_0CreateVpcIngressConnectionCommand = async (
   input: CreateVpcIngressConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.CreateVpcIngressConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVpcIngressConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateVpcIngressConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -314,10 +293,7 @@ export const serializeAws_json1_0DeleteAutoScalingConfigurationCommand = async (
   input: DeleteAutoScalingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DeleteAutoScalingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAutoScalingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteAutoScalingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -327,10 +303,7 @@ export const serializeAws_json1_0DeleteConnectionCommand = async (
   input: DeleteConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DeleteConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -340,10 +313,7 @@ export const serializeAws_json1_0DeleteObservabilityConfigurationCommand = async
   input: DeleteObservabilityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DeleteObservabilityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteObservabilityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteObservabilityConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -353,10 +323,7 @@ export const serializeAws_json1_0DeleteServiceCommand = async (
   input: DeleteServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DeleteService",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -366,10 +333,7 @@ export const serializeAws_json1_0DeleteVpcConnectorCommand = async (
   input: DeleteVpcConnectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DeleteVpcConnector",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVpcConnector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteVpcConnectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -379,10 +343,7 @@ export const serializeAws_json1_0DeleteVpcIngressConnectionCommand = async (
   input: DeleteVpcIngressConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DeleteVpcIngressConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVpcIngressConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteVpcIngressConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -392,10 +353,7 @@ export const serializeAws_json1_0DescribeAutoScalingConfigurationCommand = async
   input: DescribeAutoScalingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DescribeAutoScalingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAutoScalingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeAutoScalingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -405,10 +363,7 @@ export const serializeAws_json1_0DescribeCustomDomainsCommand = async (
   input: DescribeCustomDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DescribeCustomDomains",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCustomDomains");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeCustomDomainsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -418,10 +373,7 @@ export const serializeAws_json1_0DescribeObservabilityConfigurationCommand = asy
   input: DescribeObservabilityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DescribeObservabilityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeObservabilityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeObservabilityConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -431,10 +383,7 @@ export const serializeAws_json1_0DescribeServiceCommand = async (
   input: DescribeServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DescribeService",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -444,10 +393,7 @@ export const serializeAws_json1_0DescribeVpcConnectorCommand = async (
   input: DescribeVpcConnectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DescribeVpcConnector",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeVpcConnector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeVpcConnectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -457,10 +403,7 @@ export const serializeAws_json1_0DescribeVpcIngressConnectionCommand = async (
   input: DescribeVpcIngressConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DescribeVpcIngressConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeVpcIngressConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeVpcIngressConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -470,10 +413,7 @@ export const serializeAws_json1_0DisassociateCustomDomainCommand = async (
   input: DisassociateCustomDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.DisassociateCustomDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateCustomDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DisassociateCustomDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -483,10 +423,7 @@ export const serializeAws_json1_0ListAutoScalingConfigurationsCommand = async (
   input: ListAutoScalingConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.ListAutoScalingConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAutoScalingConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListAutoScalingConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -496,10 +433,7 @@ export const serializeAws_json1_0ListConnectionsCommand = async (
   input: ListConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.ListConnections",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListConnections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListConnectionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -509,10 +443,7 @@ export const serializeAws_json1_0ListObservabilityConfigurationsCommand = async
   input: ListObservabilityConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.ListObservabilityConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListObservabilityConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListObservabilityConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -522,10 +453,7 @@ export const serializeAws_json1_0ListOperationsCommand = async (
   input: ListOperationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.ListOperations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOperations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListOperationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -535,10 +463,7 @@ export const serializeAws_json1_0ListServicesCommand = async (
   input: ListServicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.ListServices",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListServicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -548,10 +473,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -561,10 +483,7 @@ export const serializeAws_json1_0ListVpcConnectorsCommand = async (
   input: ListVpcConnectorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.ListVpcConnectors",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVpcConnectors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListVpcConnectorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -574,10 +493,7 @@ export const serializeAws_json1_0ListVpcIngressConnectionsCommand = async (
   input: ListVpcIngressConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.ListVpcIngressConnections",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVpcIngressConnections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListVpcIngressConnectionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -587,10 +503,7 @@ export const serializeAws_json1_0PauseServiceCommand = async (
   input: PauseServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.PauseService",
-  };
+  const headers: __HeaderBag = sharedHeaders("PauseService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PauseServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -600,10 +513,7 @@ export const serializeAws_json1_0ResumeServiceCommand = async (
   input: ResumeServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.ResumeService",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResumeService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ResumeServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -613,10 +523,7 @@ export const serializeAws_json1_0StartDeploymentCommand = async (
   input: StartDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.StartDeployment",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDeployment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StartDeploymentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -626,10 +533,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -639,10 +543,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -652,10 +553,7 @@ export const serializeAws_json1_0UpdateServiceCommand = async (
   input: UpdateServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.UpdateService",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -665,10 +563,7 @@ export const serializeAws_json1_0UpdateVpcIngressConnectionCommand = async (
   input: UpdateVpcIngressConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AppRunner.UpdateVpcIngressConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateVpcIngressConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateVpcIngressConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4088,6 +3983,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `AppRunner.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-appstream/src/protocols/Aws_json1_1.ts b/clients/client-appstream/src/protocols/Aws_json1_1.ts
index 25160fc6780e4..bef0dabe810d7 100644
--- a/clients/client-appstream/src/protocols/Aws_json1_1.ts
+++ b/clients/client-appstream/src/protocols/Aws_json1_1.ts
@@ -355,10 +355,7 @@ export const serializeAws_json1_1AssociateApplicationFleetCommand = async (
   input: AssociateApplicationFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.AssociateApplicationFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateApplicationFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateApplicationFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -368,10 +365,7 @@ export const serializeAws_json1_1AssociateApplicationToEntitlementCommand = asyn
   input: AssociateApplicationToEntitlementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.AssociateApplicationToEntitlement",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateApplicationToEntitlement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateApplicationToEntitlementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -381,10 +375,7 @@ export const serializeAws_json1_1AssociateFleetCommand = async (
   input: AssociateFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.AssociateFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -394,10 +385,7 @@ export const serializeAws_json1_1BatchAssociateUserStackCommand = async (
   input: BatchAssociateUserStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.BatchAssociateUserStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchAssociateUserStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchAssociateUserStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -407,10 +395,7 @@ export const serializeAws_json1_1BatchDisassociateUserStackCommand = async (
   input: BatchDisassociateUserStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.BatchDisassociateUserStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDisassociateUserStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDisassociateUserStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -420,10 +405,7 @@ export const serializeAws_json1_1CopyImageCommand = async (
   input: CopyImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CopyImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("CopyImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CopyImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -433,10 +415,7 @@ export const serializeAws_json1_1CreateAppBlockCommand = async (
   input: CreateAppBlockCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateAppBlock",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAppBlock");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAppBlockRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -446,10 +425,7 @@ export const serializeAws_json1_1CreateApplicationCommand = async (
   input: CreateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -459,10 +435,7 @@ export const serializeAws_json1_1CreateDirectoryConfigCommand = async (
   input: CreateDirectoryConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateDirectoryConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDirectoryConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDirectoryConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -472,10 +445,7 @@ export const serializeAws_json1_1CreateEntitlementCommand = async (
   input: CreateEntitlementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateEntitlement",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEntitlement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEntitlementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -485,10 +455,7 @@ export const serializeAws_json1_1CreateFleetCommand = async (
   input: CreateFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -498,10 +465,7 @@ export const serializeAws_json1_1CreateImageBuilderCommand = async (
   input: CreateImageBuilderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateImageBuilder",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateImageBuilder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateImageBuilderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -511,10 +475,7 @@ export const serializeAws_json1_1CreateImageBuilderStreamingURLCommand = async (
   input: CreateImageBuilderStreamingURLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateImageBuilderStreamingURL",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateImageBuilderStreamingURL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateImageBuilderStreamingURLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -524,10 +485,7 @@ export const serializeAws_json1_1CreateStackCommand = async (
   input: CreateStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -537,10 +495,7 @@ export const serializeAws_json1_1CreateStreamingURLCommand = async (
   input: CreateStreamingURLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateStreamingURL",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStreamingURL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateStreamingURLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -550,10 +505,7 @@ export const serializeAws_json1_1CreateUpdatedImageCommand = async (
   input: CreateUpdatedImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateUpdatedImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUpdatedImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUpdatedImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -563,10 +515,7 @@ export const serializeAws_json1_1CreateUsageReportSubscriptionCommand = async (
   input: CreateUsageReportSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateUsageReportSubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUsageReportSubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUsageReportSubscriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -576,10 +525,7 @@ export const serializeAws_json1_1CreateUserCommand = async (
   input: CreateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.CreateUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -589,10 +535,7 @@ export const serializeAws_json1_1DeleteAppBlockCommand = async (
   input: DeleteAppBlockCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DeleteAppBlock",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAppBlock");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAppBlockRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -602,10 +545,7 @@ export const serializeAws_json1_1DeleteApplicationCommand = async (
   input: DeleteApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DeleteApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -615,10 +555,7 @@ export const serializeAws_json1_1DeleteDirectoryConfigCommand = async (
   input: DeleteDirectoryConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DeleteDirectoryConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDirectoryConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDirectoryConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -628,10 +565,7 @@ export const serializeAws_json1_1DeleteEntitlementCommand = async (
   input: DeleteEntitlementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DeleteEntitlement",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEntitlement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEntitlementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -641,10 +575,7 @@ export const serializeAws_json1_1DeleteFleetCommand = async (
   input: DeleteFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DeleteFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -654,10 +585,7 @@ export const serializeAws_json1_1DeleteImageCommand = async (
   input: DeleteImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DeleteImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -667,10 +595,7 @@ export const serializeAws_json1_1DeleteImageBuilderCommand = async (
   input: DeleteImageBuilderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DeleteImageBuilder",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteImageBuilder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteImageBuilderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -680,10 +605,7 @@ export const serializeAws_json1_1DeleteImagePermissionsCommand = async (
   input: DeleteImagePermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DeleteImagePermissions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteImagePermissions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteImagePermissionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -693,10 +615,7 @@ export const serializeAws_json1_1DeleteStackCommand = async (
   input: DeleteStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DeleteStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -706,10 +625,7 @@ export const serializeAws_json1_1DeleteUsageReportSubscriptionCommand = async (
   input: DeleteUsageReportSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DeleteUsageReportSubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUsageReportSubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUsageReportSubscriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -719,10 +635,7 @@ export const serializeAws_json1_1DeleteUserCommand = async (
   input: DeleteUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DeleteUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -732,10 +645,7 @@ export const serializeAws_json1_1DescribeAppBlocksCommand = async (
   input: DescribeAppBlocksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeAppBlocks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAppBlocks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAppBlocksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -745,10 +655,7 @@ export const serializeAws_json1_1DescribeApplicationFleetAssociationsCommand = a
   input: DescribeApplicationFleetAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeApplicationFleetAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApplicationFleetAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeApplicationFleetAssociationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -758,10 +665,7 @@ export const serializeAws_json1_1DescribeApplicationsCommand = async (
   input: DescribeApplicationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeApplications",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApplications");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeApplicationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -771,10 +675,7 @@ export const serializeAws_json1_1DescribeDirectoryConfigsCommand = async (
   input: DescribeDirectoryConfigsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeDirectoryConfigs",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDirectoryConfigs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDirectoryConfigsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -784,10 +685,7 @@ export const serializeAws_json1_1DescribeEntitlementsCommand = async (
   input: DescribeEntitlementsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeEntitlements",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEntitlements");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEntitlementsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -797,10 +695,7 @@ export const serializeAws_json1_1DescribeFleetsCommand = async (
   input: DescribeFleetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeFleets",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -810,10 +705,7 @@ export const serializeAws_json1_1DescribeImageBuildersCommand = async (
   input: DescribeImageBuildersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeImageBuilders",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImageBuilders");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeImageBuildersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -823,10 +715,7 @@ export const serializeAws_json1_1DescribeImagePermissionsCommand = async (
   input: DescribeImagePermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeImagePermissions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImagePermissions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeImagePermissionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -836,10 +725,7 @@ export const serializeAws_json1_1DescribeImagesCommand = async (
   input: DescribeImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeImages",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeImagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -849,10 +735,7 @@ export const serializeAws_json1_1DescribeSessionsCommand = async (
   input: DescribeSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeSessions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSessions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSessionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -862,10 +745,7 @@ export const serializeAws_json1_1DescribeStacksCommand = async (
   input: DescribeStacksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeStacks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStacks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStacksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -875,10 +755,7 @@ export const serializeAws_json1_1DescribeUsageReportSubscriptionsCommand = async
   input: DescribeUsageReportSubscriptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeUsageReportSubscriptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUsageReportSubscriptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUsageReportSubscriptionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -888,10 +765,7 @@ export const serializeAws_json1_1DescribeUsersCommand = async (
   input: DescribeUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeUsers",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUsers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUsersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -901,10 +775,7 @@ export const serializeAws_json1_1DescribeUserStackAssociationsCommand = async (
   input: DescribeUserStackAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DescribeUserStackAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUserStackAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUserStackAssociationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -914,10 +785,7 @@ export const serializeAws_json1_1DisableUserCommand = async (
   input: DisableUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DisableUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -927,10 +795,7 @@ export const serializeAws_json1_1DisassociateApplicationFleetCommand = async (
   input: DisassociateApplicationFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DisassociateApplicationFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateApplicationFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateApplicationFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -940,10 +805,7 @@ export const serializeAws_json1_1DisassociateApplicationFromEntitlementCommand =
   input: DisassociateApplicationFromEntitlementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DisassociateApplicationFromEntitlement",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateApplicationFromEntitlement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateApplicationFromEntitlementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -953,10 +815,7 @@ export const serializeAws_json1_1DisassociateFleetCommand = async (
   input: DisassociateFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.DisassociateFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -966,10 +825,7 @@ export const serializeAws_json1_1EnableUserCommand = async (
   input: EnableUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.EnableUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -979,10 +835,7 @@ export const serializeAws_json1_1ExpireSessionCommand = async (
   input: ExpireSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.ExpireSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExpireSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ExpireSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -992,10 +845,7 @@ export const serializeAws_json1_1ListAssociatedFleetsCommand = async (
   input: ListAssociatedFleetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.ListAssociatedFleets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssociatedFleets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssociatedFleetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1005,10 +855,7 @@ export const serializeAws_json1_1ListAssociatedStacksCommand = async (
   input: ListAssociatedStacksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.ListAssociatedStacks",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssociatedStacks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssociatedStacksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1018,10 +865,7 @@ export const serializeAws_json1_1ListEntitledApplicationsCommand = async (
   input: ListEntitledApplicationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.ListEntitledApplications",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEntitledApplications");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEntitledApplicationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1031,10 +875,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1044,10 +885,7 @@ export const serializeAws_json1_1StartFleetCommand = async (
   input: StartFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.StartFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1057,10 +895,7 @@ export const serializeAws_json1_1StartImageBuilderCommand = async (
   input: StartImageBuilderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.StartImageBuilder",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartImageBuilder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartImageBuilderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1070,10 +905,7 @@ export const serializeAws_json1_1StopFleetCommand = async (
   input: StopFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.StopFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1083,10 +915,7 @@ export const serializeAws_json1_1StopImageBuilderCommand = async (
   input: StopImageBuilderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.StopImageBuilder",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopImageBuilder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopImageBuilderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1096,10 +925,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1109,10 +935,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1122,10 +945,7 @@ export const serializeAws_json1_1UpdateApplicationCommand = async (
   input: UpdateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.UpdateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1135,10 +955,7 @@ export const serializeAws_json1_1UpdateDirectoryConfigCommand = async (
   input: UpdateDirectoryConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.UpdateDirectoryConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDirectoryConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDirectoryConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1148,10 +965,7 @@ export const serializeAws_json1_1UpdateEntitlementCommand = async (
   input: UpdateEntitlementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.UpdateEntitlement",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEntitlement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEntitlementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1161,10 +975,7 @@ export const serializeAws_json1_1UpdateFleetCommand = async (
   input: UpdateFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.UpdateFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1174,10 +985,7 @@ export const serializeAws_json1_1UpdateImagePermissionsCommand = async (
   input: UpdateImagePermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.UpdateImagePermissions",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateImagePermissions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateImagePermissionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1187,10 +995,7 @@ export const serializeAws_json1_1UpdateStackCommand = async (
   input: UpdateStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PhotonAdminProxyService.UpdateStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -7270,6 +7075,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `PhotonAdminProxyService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-athena/src/protocols/Aws_json1_1.ts b/clients/client-athena/src/protocols/Aws_json1_1.ts
index 98d6bb46786e4..b7939e53aab60 100644
--- a/clients/client-athena/src/protocols/Aws_json1_1.ts
+++ b/clients/client-athena/src/protocols/Aws_json1_1.ts
@@ -337,10 +337,7 @@ export const serializeAws_json1_1BatchGetNamedQueryCommand = async (
   input: BatchGetNamedQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.BatchGetNamedQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetNamedQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetNamedQueryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -350,10 +347,7 @@ export const serializeAws_json1_1BatchGetPreparedStatementCommand = async (
   input: BatchGetPreparedStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.BatchGetPreparedStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetPreparedStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetPreparedStatementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -363,10 +357,7 @@ export const serializeAws_json1_1BatchGetQueryExecutionCommand = async (
   input: BatchGetQueryExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.BatchGetQueryExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetQueryExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetQueryExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -376,10 +367,7 @@ export const serializeAws_json1_1CreateDataCatalogCommand = async (
   input: CreateDataCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.CreateDataCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDataCatalogInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -389,10 +377,7 @@ export const serializeAws_json1_1CreateNamedQueryCommand = async (
   input: CreateNamedQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.CreateNamedQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateNamedQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateNamedQueryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -402,10 +387,7 @@ export const serializeAws_json1_1CreateNotebookCommand = async (
   input: CreateNotebookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.CreateNotebook",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateNotebook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateNotebookInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -415,10 +397,7 @@ export const serializeAws_json1_1CreatePreparedStatementCommand = async (
   input: CreatePreparedStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.CreatePreparedStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePreparedStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePreparedStatementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -428,10 +407,7 @@ export const serializeAws_json1_1CreatePresignedNotebookUrlCommand = async (
   input: CreatePresignedNotebookUrlCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.CreatePresignedNotebookUrl",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePresignedNotebookUrl");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePresignedNotebookUrlRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -441,10 +417,7 @@ export const serializeAws_json1_1CreateWorkGroupCommand = async (
   input: CreateWorkGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.CreateWorkGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWorkGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWorkGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -454,10 +427,7 @@ export const serializeAws_json1_1DeleteDataCatalogCommand = async (
   input: DeleteDataCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.DeleteDataCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDataCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDataCatalogInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -467,10 +437,7 @@ export const serializeAws_json1_1DeleteNamedQueryCommand = async (
   input: DeleteNamedQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.DeleteNamedQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteNamedQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteNamedQueryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -480,10 +447,7 @@ export const serializeAws_json1_1DeleteNotebookCommand = async (
   input: DeleteNotebookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.DeleteNotebook",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteNotebook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteNotebookInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -493,10 +457,7 @@ export const serializeAws_json1_1DeletePreparedStatementCommand = async (
   input: DeletePreparedStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.DeletePreparedStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePreparedStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePreparedStatementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -506,10 +467,7 @@ export const serializeAws_json1_1DeleteWorkGroupCommand = async (
   input: DeleteWorkGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.DeleteWorkGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWorkGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWorkGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -519,10 +477,7 @@ export const serializeAws_json1_1ExportNotebookCommand = async (
   input: ExportNotebookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ExportNotebook",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExportNotebook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ExportNotebookInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -532,10 +487,7 @@ export const serializeAws_json1_1GetCalculationExecutionCommand = async (
   input: GetCalculationExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetCalculationExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCalculationExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCalculationExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -545,10 +497,7 @@ export const serializeAws_json1_1GetCalculationExecutionCodeCommand = async (
   input: GetCalculationExecutionCodeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetCalculationExecutionCode",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCalculationExecutionCode");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCalculationExecutionCodeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -558,10 +507,7 @@ export const serializeAws_json1_1GetCalculationExecutionStatusCommand = async (
   input: GetCalculationExecutionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetCalculationExecutionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCalculationExecutionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCalculationExecutionStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -571,10 +517,7 @@ export const serializeAws_json1_1GetDatabaseCommand = async (
   input: GetDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDatabaseInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -584,10 +527,7 @@ export const serializeAws_json1_1GetDataCatalogCommand = async (
   input: GetDataCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetDataCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDataCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDataCatalogInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -597,10 +537,7 @@ export const serializeAws_json1_1GetNamedQueryCommand = async (
   input: GetNamedQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetNamedQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetNamedQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetNamedQueryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -610,10 +547,7 @@ export const serializeAws_json1_1GetNotebookMetadataCommand = async (
   input: GetNotebookMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetNotebookMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetNotebookMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetNotebookMetadataInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -623,10 +557,7 @@ export const serializeAws_json1_1GetPreparedStatementCommand = async (
   input: GetPreparedStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetPreparedStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPreparedStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPreparedStatementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -636,10 +567,7 @@ export const serializeAws_json1_1GetQueryExecutionCommand = async (
   input: GetQueryExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetQueryExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetQueryExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetQueryExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -649,10 +577,7 @@ export const serializeAws_json1_1GetQueryResultsCommand = async (
   input: GetQueryResultsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetQueryResults",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetQueryResults");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetQueryResultsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -662,10 +587,7 @@ export const serializeAws_json1_1GetQueryRuntimeStatisticsCommand = async (
   input: GetQueryRuntimeStatisticsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetQueryRuntimeStatistics",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetQueryRuntimeStatistics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetQueryRuntimeStatisticsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -675,10 +597,7 @@ export const serializeAws_json1_1GetSessionCommand = async (
   input: GetSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -688,10 +607,7 @@ export const serializeAws_json1_1GetSessionStatusCommand = async (
   input: GetSessionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetSessionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSessionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSessionStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -701,10 +617,7 @@ export const serializeAws_json1_1GetTableMetadataCommand = async (
   input: GetTableMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetTableMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTableMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTableMetadataInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -714,10 +627,7 @@ export const serializeAws_json1_1GetWorkGroupCommand = async (
   input: GetWorkGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.GetWorkGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWorkGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetWorkGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -727,10 +637,7 @@ export const serializeAws_json1_1ImportNotebookCommand = async (
   input: ImportNotebookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ImportNotebook",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportNotebook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportNotebookInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -740,10 +647,7 @@ export const serializeAws_json1_1ListApplicationDPUSizesCommand = async (
   input: ListApplicationDPUSizesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListApplicationDPUSizes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApplicationDPUSizes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApplicationDPUSizesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -753,10 +657,7 @@ export const serializeAws_json1_1ListCalculationExecutionsCommand = async (
   input: ListCalculationExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListCalculationExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCalculationExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCalculationExecutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -766,10 +667,7 @@ export const serializeAws_json1_1ListDatabasesCommand = async (
   input: ListDatabasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListDatabases",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatabases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatabasesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -779,10 +677,7 @@ export const serializeAws_json1_1ListDataCatalogsCommand = async (
   input: ListDataCatalogsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListDataCatalogs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDataCatalogs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDataCatalogsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -792,10 +687,7 @@ export const serializeAws_json1_1ListEngineVersionsCommand = async (
   input: ListEngineVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListEngineVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEngineVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEngineVersionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -805,10 +697,7 @@ export const serializeAws_json1_1ListExecutorsCommand = async (
   input: ListExecutorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListExecutors",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListExecutors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListExecutorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -818,10 +707,7 @@ export const serializeAws_json1_1ListNamedQueriesCommand = async (
   input: ListNamedQueriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListNamedQueries",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListNamedQueries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListNamedQueriesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -831,10 +717,7 @@ export const serializeAws_json1_1ListNotebookMetadataCommand = async (
   input: ListNotebookMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListNotebookMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListNotebookMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListNotebookMetadataInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -844,10 +727,7 @@ export const serializeAws_json1_1ListNotebookSessionsCommand = async (
   input: ListNotebookSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListNotebookSessions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListNotebookSessions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListNotebookSessionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -857,10 +737,7 @@ export const serializeAws_json1_1ListPreparedStatementsCommand = async (
   input: ListPreparedStatementsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListPreparedStatements",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPreparedStatements");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPreparedStatementsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -870,10 +747,7 @@ export const serializeAws_json1_1ListQueryExecutionsCommand = async (
   input: ListQueryExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListQueryExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListQueryExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListQueryExecutionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -883,10 +757,7 @@ export const serializeAws_json1_1ListSessionsCommand = async (
   input: ListSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListSessions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSessions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSessionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -896,10 +767,7 @@ export const serializeAws_json1_1ListTableMetadataCommand = async (
   input: ListTableMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListTableMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTableMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTableMetadataInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -909,10 +777,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -922,10 +787,7 @@ export const serializeAws_json1_1ListWorkGroupsCommand = async (
   input: ListWorkGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.ListWorkGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWorkGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWorkGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -935,10 +797,7 @@ export const serializeAws_json1_1StartCalculationExecutionCommand = async (
   input: StartCalculationExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.StartCalculationExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartCalculationExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartCalculationExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -948,10 +807,7 @@ export const serializeAws_json1_1StartQueryExecutionCommand = async (
   input: StartQueryExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.StartQueryExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartQueryExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartQueryExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -961,10 +817,7 @@ export const serializeAws_json1_1StartSessionCommand = async (
   input: StartSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.StartSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -974,10 +827,7 @@ export const serializeAws_json1_1StopCalculationExecutionCommand = async (
   input: StopCalculationExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.StopCalculationExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopCalculationExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopCalculationExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -987,10 +837,7 @@ export const serializeAws_json1_1StopQueryExecutionCommand = async (
   input: StopQueryExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.StopQueryExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopQueryExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopQueryExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1000,10 +847,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1013,10 +857,7 @@ export const serializeAws_json1_1TerminateSessionCommand = async (
   input: TerminateSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.TerminateSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("TerminateSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TerminateSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1026,10 +867,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1039,10 +877,7 @@ export const serializeAws_json1_1UpdateDataCatalogCommand = async (
   input: UpdateDataCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.UpdateDataCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDataCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDataCatalogInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1052,10 +887,7 @@ export const serializeAws_json1_1UpdateNamedQueryCommand = async (
   input: UpdateNamedQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.UpdateNamedQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNamedQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNamedQueryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1065,10 +897,7 @@ export const serializeAws_json1_1UpdateNotebookCommand = async (
   input: UpdateNotebookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.UpdateNotebook",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNotebook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNotebookInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1078,10 +907,7 @@ export const serializeAws_json1_1UpdateNotebookMetadataCommand = async (
   input: UpdateNotebookMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.UpdateNotebookMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNotebookMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNotebookMetadataInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1091,10 +917,7 @@ export const serializeAws_json1_1UpdatePreparedStatementCommand = async (
   input: UpdatePreparedStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.UpdatePreparedStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePreparedStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePreparedStatementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1104,10 +927,7 @@ export const serializeAws_json1_1UpdateWorkGroupCommand = async (
   input: UpdateWorkGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonAthena.UpdateWorkGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWorkGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateWorkGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -6370,6 +6190,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AmazonAthena.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-auto-scaling-plans/src/protocols/Aws_json1_1.ts b/clients/client-auto-scaling-plans/src/protocols/Aws_json1_1.ts
index 24ae6b9f19e0f..1f6386de3dac6 100644
--- a/clients/client-auto-scaling-plans/src/protocols/Aws_json1_1.ts
+++ b/clients/client-auto-scaling-plans/src/protocols/Aws_json1_1.ts
@@ -74,10 +74,7 @@ export const serializeAws_json1_1CreateScalingPlanCommand = async (
   input: CreateScalingPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleScalingPlannerFrontendService.CreateScalingPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateScalingPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateScalingPlanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -87,10 +84,7 @@ export const serializeAws_json1_1DeleteScalingPlanCommand = async (
   input: DeleteScalingPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleScalingPlannerFrontendService.DeleteScalingPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteScalingPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteScalingPlanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -100,10 +94,7 @@ export const serializeAws_json1_1DescribeScalingPlanResourcesCommand = async (
   input: DescribeScalingPlanResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleScalingPlannerFrontendService.DescribeScalingPlanResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeScalingPlanResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeScalingPlanResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -113,10 +104,7 @@ export const serializeAws_json1_1DescribeScalingPlansCommand = async (
   input: DescribeScalingPlansCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleScalingPlannerFrontendService.DescribeScalingPlans",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeScalingPlans");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeScalingPlansRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -126,10 +114,7 @@ export const serializeAws_json1_1GetScalingPlanResourceForecastDataCommand = asy
   input: GetScalingPlanResourceForecastDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleScalingPlannerFrontendService.GetScalingPlanResourceForecastData",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetScalingPlanResourceForecastData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetScalingPlanResourceForecastDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -139,10 +124,7 @@ export const serializeAws_json1_1UpdateScalingPlanCommand = async (
   input: UpdateScalingPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AnyScaleScalingPlannerFrontendService.UpdateScalingPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateScalingPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateScalingPlanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1242,6 +1224,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AnyScaleScalingPlannerFrontendService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-auto-scaling/src/protocols/Aws_query.ts b/clients/client-auto-scaling/src/protocols/Aws_query.ts
index 45d127cf7d7df..7872b2a7e380f 100644
--- a/clients/client-auto-scaling/src/protocols/Aws_query.ts
+++ b/clients/client-auto-scaling/src/protocols/Aws_query.ts
@@ -425,9 +425,7 @@ export const serializeAws_queryAttachInstancesCommand = async (
   input: AttachInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAttachInstancesQuery(input, context),
@@ -441,9 +439,7 @@ export const serializeAws_queryAttachLoadBalancersCommand = async (
   input: AttachLoadBalancersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAttachLoadBalancersType(input, context),
@@ -457,9 +453,7 @@ export const serializeAws_queryAttachLoadBalancerTargetGroupsCommand = async (
   input: AttachLoadBalancerTargetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAttachLoadBalancerTargetGroupsType(input, context),
@@ -473,9 +467,7 @@ export const serializeAws_queryAttachTrafficSourcesCommand = async (
   input: AttachTrafficSourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAttachTrafficSourcesType(input, context),
@@ -489,9 +481,7 @@ export const serializeAws_queryBatchDeleteScheduledActionCommand = async (
   input: BatchDeleteScheduledActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryBatchDeleteScheduledActionType(input, context),
@@ -505,9 +495,7 @@ export const serializeAws_queryBatchPutScheduledUpdateGroupActionCommand = async
   input: BatchPutScheduledUpdateGroupActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryBatchPutScheduledUpdateGroupActionType(input, context),
@@ -521,9 +509,7 @@ export const serializeAws_queryCancelInstanceRefreshCommand = async (
   input: CancelInstanceRefreshCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCancelInstanceRefreshType(input, context),
@@ -537,9 +523,7 @@ export const serializeAws_queryCompleteLifecycleActionCommand = async (
   input: CompleteLifecycleActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCompleteLifecycleActionType(input, context),
@@ -553,9 +537,7 @@ export const serializeAws_queryCreateAutoScalingGroupCommand = async (
   input: CreateAutoScalingGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateAutoScalingGroupType(input, context),
@@ -569,9 +551,7 @@ export const serializeAws_queryCreateLaunchConfigurationCommand = async (
   input: CreateLaunchConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateLaunchConfigurationType(input, context),
@@ -585,9 +565,7 @@ export const serializeAws_queryCreateOrUpdateTagsCommand = async (
   input: CreateOrUpdateTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateOrUpdateTagsType(input, context),
@@ -601,9 +579,7 @@ export const serializeAws_queryDeleteAutoScalingGroupCommand = async (
   input: DeleteAutoScalingGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteAutoScalingGroupType(input, context),
@@ -617,9 +593,7 @@ export const serializeAws_queryDeleteLaunchConfigurationCommand = async (
   input: DeleteLaunchConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryLaunchConfigurationNameType(input, context),
@@ -633,9 +607,7 @@ export const serializeAws_queryDeleteLifecycleHookCommand = async (
   input: DeleteLifecycleHookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteLifecycleHookType(input, context),
@@ -649,9 +621,7 @@ export const serializeAws_queryDeleteNotificationConfigurationCommand = async (
   input: DeleteNotificationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteNotificationConfigurationType(input, context),
@@ -665,9 +635,7 @@ export const serializeAws_queryDeletePolicyCommand = async (
   input: DeletePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeletePolicyType(input, context),
@@ -681,9 +649,7 @@ export const serializeAws_queryDeleteScheduledActionCommand = async (
   input: DeleteScheduledActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteScheduledActionType(input, context),
@@ -697,9 +663,7 @@ export const serializeAws_queryDeleteTagsCommand = async (
   input: DeleteTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteTagsType(input, context),
@@ -713,9 +677,7 @@ export const serializeAws_queryDeleteWarmPoolCommand = async (
   input: DeleteWarmPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteWarmPoolType(input, context),
@@ -729,9 +691,7 @@ export const serializeAws_queryDescribeAccountLimitsCommand = async (
   input: DescribeAccountLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DescribeAccountLimits",
     Version: "2011-01-01",
@@ -743,9 +703,7 @@ export const serializeAws_queryDescribeAdjustmentTypesCommand = async (
   input: DescribeAdjustmentTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DescribeAdjustmentTypes",
     Version: "2011-01-01",
@@ -757,9 +715,7 @@ export const serializeAws_queryDescribeAutoScalingGroupsCommand = async (
   input: DescribeAutoScalingGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAutoScalingGroupNamesType(input, context),
@@ -773,9 +729,7 @@ export const serializeAws_queryDescribeAutoScalingInstancesCommand = async (
   input: DescribeAutoScalingInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAutoScalingInstancesType(input, context),
@@ -789,9 +743,7 @@ export const serializeAws_queryDescribeAutoScalingNotificationTypesCommand = asy
   input: DescribeAutoScalingNotificationTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DescribeAutoScalingNotificationTypes",
     Version: "2011-01-01",
@@ -803,9 +755,7 @@ export const serializeAws_queryDescribeInstanceRefreshesCommand = async (
   input: DescribeInstanceRefreshesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeInstanceRefreshesType(input, context),
@@ -819,9 +769,7 @@ export const serializeAws_queryDescribeLaunchConfigurationsCommand = async (
   input: DescribeLaunchConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryLaunchConfigurationNamesType(input, context),
@@ -835,9 +783,7 @@ export const serializeAws_queryDescribeLifecycleHooksCommand = async (
   input: DescribeLifecycleHooksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeLifecycleHooksType(input, context),
@@ -851,9 +797,7 @@ export const serializeAws_queryDescribeLifecycleHookTypesCommand = async (
   input: DescribeLifecycleHookTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DescribeLifecycleHookTypes",
     Version: "2011-01-01",
@@ -865,9 +809,7 @@ export const serializeAws_queryDescribeLoadBalancersCommand = async (
   input: DescribeLoadBalancersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeLoadBalancersRequest(input, context),
@@ -881,9 +823,7 @@ export const serializeAws_queryDescribeLoadBalancerTargetGroupsCommand = async (
   input: DescribeLoadBalancerTargetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeLoadBalancerTargetGroupsRequest(input, context),
@@ -897,9 +837,7 @@ export const serializeAws_queryDescribeMetricCollectionTypesCommand = async (
   input: DescribeMetricCollectionTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DescribeMetricCollectionTypes",
     Version: "2011-01-01",
@@ -911,9 +849,7 @@ export const serializeAws_queryDescribeNotificationConfigurationsCommand = async
   input: DescribeNotificationConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeNotificationConfigurationsType(input, context),
@@ -927,9 +863,7 @@ export const serializeAws_queryDescribePoliciesCommand = async (
   input: DescribePoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribePoliciesType(input, context),
@@ -943,9 +877,7 @@ export const serializeAws_queryDescribeScalingActivitiesCommand = async (
   input: DescribeScalingActivitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeScalingActivitiesType(input, context),
@@ -959,9 +891,7 @@ export const serializeAws_queryDescribeScalingProcessTypesCommand = async (
   input: DescribeScalingProcessTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DescribeScalingProcessTypes",
     Version: "2011-01-01",
@@ -973,9 +903,7 @@ export const serializeAws_queryDescribeScheduledActionsCommand = async (
   input: DescribeScheduledActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeScheduledActionsType(input, context),
@@ -989,9 +917,7 @@ export const serializeAws_queryDescribeTagsCommand = async (
   input: DescribeTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeTagsType(input, context),
@@ -1005,9 +931,7 @@ export const serializeAws_queryDescribeTerminationPolicyTypesCommand = async (
   input: DescribeTerminationPolicyTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DescribeTerminationPolicyTypes",
     Version: "2011-01-01",
@@ -1019,9 +943,7 @@ export const serializeAws_queryDescribeTrafficSourcesCommand = async (
   input: DescribeTrafficSourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeTrafficSourcesRequest(input, context),
@@ -1035,9 +957,7 @@ export const serializeAws_queryDescribeWarmPoolCommand = async (
   input: DescribeWarmPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeWarmPoolType(input, context),
@@ -1051,9 +971,7 @@ export const serializeAws_queryDetachInstancesCommand = async (
   input: DetachInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDetachInstancesQuery(input, context),
@@ -1067,9 +985,7 @@ export const serializeAws_queryDetachLoadBalancersCommand = async (
   input: DetachLoadBalancersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDetachLoadBalancersType(input, context),
@@ -1083,9 +999,7 @@ export const serializeAws_queryDetachLoadBalancerTargetGroupsCommand = async (
   input: DetachLoadBalancerTargetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDetachLoadBalancerTargetGroupsType(input, context),
@@ -1099,9 +1013,7 @@ export const serializeAws_queryDetachTrafficSourcesCommand = async (
   input: DetachTrafficSourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDetachTrafficSourcesType(input, context),
@@ -1115,9 +1027,7 @@ export const serializeAws_queryDisableMetricsCollectionCommand = async (
   input: DisableMetricsCollectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDisableMetricsCollectionQuery(input, context),
@@ -1131,9 +1041,7 @@ export const serializeAws_queryEnableMetricsCollectionCommand = async (
   input: EnableMetricsCollectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryEnableMetricsCollectionQuery(input, context),
@@ -1147,9 +1055,7 @@ export const serializeAws_queryEnterStandbyCommand = async (
   input: EnterStandbyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryEnterStandbyQuery(input, context),
@@ -1163,9 +1069,7 @@ export const serializeAws_queryExecutePolicyCommand = async (
   input: ExecutePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryExecutePolicyType(input, context),
@@ -1179,9 +1083,7 @@ export const serializeAws_queryExitStandbyCommand = async (
   input: ExitStandbyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryExitStandbyQuery(input, context),
@@ -1195,9 +1097,7 @@ export const serializeAws_queryGetPredictiveScalingForecastCommand = async (
   input: GetPredictiveScalingForecastCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetPredictiveScalingForecastType(input, context),
@@ -1211,9 +1111,7 @@ export const serializeAws_queryPutLifecycleHookCommand = async (
   input: PutLifecycleHookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutLifecycleHookType(input, context),
@@ -1227,9 +1125,7 @@ export const serializeAws_queryPutNotificationConfigurationCommand = async (
   input: PutNotificationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutNotificationConfigurationType(input, context),
@@ -1243,9 +1139,7 @@ export const serializeAws_queryPutScalingPolicyCommand = async (
   input: PutScalingPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutScalingPolicyType(input, context),
@@ -1259,9 +1153,7 @@ export const serializeAws_queryPutScheduledUpdateGroupActionCommand = async (
   input: PutScheduledUpdateGroupActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutScheduledUpdateGroupActionType(input, context),
@@ -1275,9 +1167,7 @@ export const serializeAws_queryPutWarmPoolCommand = async (
   input: PutWarmPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutWarmPoolType(input, context),
@@ -1291,9 +1181,7 @@ export const serializeAws_queryRecordLifecycleActionHeartbeatCommand = async (
   input: RecordLifecycleActionHeartbeatCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRecordLifecycleActionHeartbeatType(input, context),
@@ -1307,9 +1195,7 @@ export const serializeAws_queryResumeProcessesCommand = async (
   input: ResumeProcessesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryScalingProcessQuery(input, context),
@@ -1323,9 +1209,7 @@ export const serializeAws_queryRollbackInstanceRefreshCommand = async (
   input: RollbackInstanceRefreshCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRollbackInstanceRefreshType(input, context),
@@ -1339,9 +1223,7 @@ export const serializeAws_querySetDesiredCapacityCommand = async (
   input: SetDesiredCapacityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetDesiredCapacityType(input, context),
@@ -1355,9 +1237,7 @@ export const serializeAws_querySetInstanceHealthCommand = async (
   input: SetInstanceHealthCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetInstanceHealthQuery(input, context),
@@ -1371,9 +1251,7 @@ export const serializeAws_querySetInstanceProtectionCommand = async (
   input: SetInstanceProtectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetInstanceProtectionQuery(input, context),
@@ -1387,9 +1265,7 @@ export const serializeAws_queryStartInstanceRefreshCommand = async (
   input: StartInstanceRefreshCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStartInstanceRefreshType(input, context),
@@ -1403,9 +1279,7 @@ export const serializeAws_querySuspendProcessesCommand = async (
   input: SuspendProcessesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryScalingProcessQuery(input, context),
@@ -1419,9 +1293,7 @@ export const serializeAws_queryTerminateInstanceInAutoScalingGroupCommand = asyn
   input: TerminateInstanceInAutoScalingGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTerminateInstanceInAutoScalingGroupType(input, context),
@@ -1435,9 +1307,7 @@ export const serializeAws_queryUpdateAutoScalingGroupCommand = async (
   input: UpdateAutoScalingGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateAutoScalingGroupType(input, context),
@@ -10290,6 +10160,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-backup-gateway/src/protocols/Aws_json1_0.ts b/clients/client-backup-gateway/src/protocols/Aws_json1_0.ts
index 595250e421281..978c8bf38d6ea 100644
--- a/clients/client-backup-gateway/src/protocols/Aws_json1_0.ts
+++ b/clients/client-backup-gateway/src/protocols/Aws_json1_0.ts
@@ -159,10 +159,7 @@ export const serializeAws_json1_0AssociateGatewayToServerCommand = async (
   input: AssociateGatewayToServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.AssociateGatewayToServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateGatewayToServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0AssociateGatewayToServerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -172,10 +169,7 @@ export const serializeAws_json1_0CreateGatewayCommand = async (
   input: CreateGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.CreateGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateGatewayInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -185,10 +179,7 @@ export const serializeAws_json1_0DeleteGatewayCommand = async (
   input: DeleteGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.DeleteGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteGatewayInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -198,10 +189,7 @@ export const serializeAws_json1_0DeleteHypervisorCommand = async (
   input: DeleteHypervisorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.DeleteHypervisor",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteHypervisor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteHypervisorInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -211,10 +199,7 @@ export const serializeAws_json1_0DisassociateGatewayFromServerCommand = async (
   input: DisassociateGatewayFromServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.DisassociateGatewayFromServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateGatewayFromServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DisassociateGatewayFromServerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -224,10 +209,7 @@ export const serializeAws_json1_0GetBandwidthRateLimitScheduleCommand = async (
   input: GetBandwidthRateLimitScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.GetBandwidthRateLimitSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBandwidthRateLimitSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetBandwidthRateLimitScheduleInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -237,10 +219,7 @@ export const serializeAws_json1_0GetGatewayCommand = async (
   input: GetGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.GetGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetGatewayInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -250,10 +229,7 @@ export const serializeAws_json1_0GetHypervisorCommand = async (
   input: GetHypervisorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.GetHypervisor",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetHypervisor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetHypervisorInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -263,10 +239,7 @@ export const serializeAws_json1_0GetHypervisorPropertyMappingsCommand = async (
   input: GetHypervisorPropertyMappingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.GetHypervisorPropertyMappings",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetHypervisorPropertyMappings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetHypervisorPropertyMappingsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -276,10 +249,7 @@ export const serializeAws_json1_0GetVirtualMachineCommand = async (
   input: GetVirtualMachineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.GetVirtualMachine",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetVirtualMachine");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetVirtualMachineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -289,10 +259,7 @@ export const serializeAws_json1_0ImportHypervisorConfigurationCommand = async (
   input: ImportHypervisorConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.ImportHypervisorConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportHypervisorConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ImportHypervisorConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -302,10 +269,7 @@ export const serializeAws_json1_0ListGatewaysCommand = async (
   input: ListGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.ListGateways",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGateways");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListGatewaysInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -315,10 +279,7 @@ export const serializeAws_json1_0ListHypervisorsCommand = async (
   input: ListHypervisorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.ListHypervisors",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHypervisors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListHypervisorsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -328,10 +289,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -341,10 +299,7 @@ export const serializeAws_json1_0ListVirtualMachinesCommand = async (
   input: ListVirtualMachinesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.ListVirtualMachines",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVirtualMachines");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListVirtualMachinesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -354,10 +309,7 @@ export const serializeAws_json1_0PutBandwidthRateLimitScheduleCommand = async (
   input: PutBandwidthRateLimitScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.PutBandwidthRateLimitSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutBandwidthRateLimitSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PutBandwidthRateLimitScheduleInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -367,10 +319,7 @@ export const serializeAws_json1_0PutHypervisorPropertyMappingsCommand = async (
   input: PutHypervisorPropertyMappingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.PutHypervisorPropertyMappings",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutHypervisorPropertyMappings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PutHypervisorPropertyMappingsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -380,10 +329,7 @@ export const serializeAws_json1_0PutMaintenanceStartTimeCommand = async (
   input: PutMaintenanceStartTimeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.PutMaintenanceStartTime",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutMaintenanceStartTime");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PutMaintenanceStartTimeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -393,10 +339,7 @@ export const serializeAws_json1_0StartVirtualMachinesMetadataSyncCommand = async
   input: StartVirtualMachinesMetadataSyncCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.StartVirtualMachinesMetadataSync",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartVirtualMachinesMetadataSync");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StartVirtualMachinesMetadataSyncInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -406,10 +349,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -419,10 +359,7 @@ export const serializeAws_json1_0TestHypervisorConfigurationCommand = async (
   input: TestHypervisorConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.TestHypervisorConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("TestHypervisorConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TestHypervisorConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -432,10 +369,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -445,10 +379,7 @@ export const serializeAws_json1_0UpdateGatewayInformationCommand = async (
   input: UpdateGatewayInformationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.UpdateGatewayInformation",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGatewayInformation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateGatewayInformationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -458,10 +389,7 @@ export const serializeAws_json1_0UpdateGatewaySoftwareNowCommand = async (
   input: UpdateGatewaySoftwareNowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.UpdateGatewaySoftwareNow",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGatewaySoftwareNow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateGatewaySoftwareNowInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -471,10 +399,7 @@ export const serializeAws_json1_0UpdateHypervisorCommand = async (
   input: UpdateHypervisorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "BackupOnPremises_v20210101.UpdateHypervisor",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateHypervisor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateHypervisorInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2683,6 +2608,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `BackupOnPremises_v20210101.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-budgets/src/protocols/Aws_json1_1.ts b/clients/client-budgets/src/protocols/Aws_json1_1.ts
index a28409cd5343a..8fc32583f096e 100644
--- a/clients/client-budgets/src/protocols/Aws_json1_1.ts
+++ b/clients/client-budgets/src/protocols/Aws_json1_1.ts
@@ -154,10 +154,7 @@ export const serializeAws_json1_1CreateBudgetCommand = async (
   input: CreateBudgetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.CreateBudget",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBudget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBudgetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -167,10 +164,7 @@ export const serializeAws_json1_1CreateBudgetActionCommand = async (
   input: CreateBudgetActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.CreateBudgetAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBudgetAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBudgetActionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -180,10 +174,7 @@ export const serializeAws_json1_1CreateNotificationCommand = async (
   input: CreateNotificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.CreateNotification",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateNotification");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateNotificationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -193,10 +184,7 @@ export const serializeAws_json1_1CreateSubscriberCommand = async (
   input: CreateSubscriberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.CreateSubscriber",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSubscriber");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSubscriberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -206,10 +194,7 @@ export const serializeAws_json1_1DeleteBudgetCommand = async (
   input: DeleteBudgetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DeleteBudget",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBudget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBudgetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -219,10 +204,7 @@ export const serializeAws_json1_1DeleteBudgetActionCommand = async (
   input: DeleteBudgetActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DeleteBudgetAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBudgetAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBudgetActionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -232,10 +214,7 @@ export const serializeAws_json1_1DeleteNotificationCommand = async (
   input: DeleteNotificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DeleteNotification",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteNotification");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteNotificationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -245,10 +224,7 @@ export const serializeAws_json1_1DeleteSubscriberCommand = async (
   input: DeleteSubscriberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DeleteSubscriber",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSubscriber");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSubscriberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -258,10 +234,7 @@ export const serializeAws_json1_1DescribeBudgetCommand = async (
   input: DescribeBudgetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DescribeBudget",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBudget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBudgetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -271,10 +244,7 @@ export const serializeAws_json1_1DescribeBudgetActionCommand = async (
   input: DescribeBudgetActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DescribeBudgetAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBudgetAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBudgetActionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -284,10 +254,7 @@ export const serializeAws_json1_1DescribeBudgetActionHistoriesCommand = async (
   input: DescribeBudgetActionHistoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DescribeBudgetActionHistories",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBudgetActionHistories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBudgetActionHistoriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -297,10 +264,7 @@ export const serializeAws_json1_1DescribeBudgetActionsForAccountCommand = async
   input: DescribeBudgetActionsForAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DescribeBudgetActionsForAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBudgetActionsForAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBudgetActionsForAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -310,10 +274,7 @@ export const serializeAws_json1_1DescribeBudgetActionsForBudgetCommand = async (
   input: DescribeBudgetActionsForBudgetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DescribeBudgetActionsForBudget",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBudgetActionsForBudget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBudgetActionsForBudgetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -323,10 +284,7 @@ export const serializeAws_json1_1DescribeBudgetNotificationsForAccountCommand =
   input: DescribeBudgetNotificationsForAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DescribeBudgetNotificationsForAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBudgetNotificationsForAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBudgetNotificationsForAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -336,10 +294,7 @@ export const serializeAws_json1_1DescribeBudgetPerformanceHistoryCommand = async
   input: DescribeBudgetPerformanceHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DescribeBudgetPerformanceHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBudgetPerformanceHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBudgetPerformanceHistoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -349,10 +304,7 @@ export const serializeAws_json1_1DescribeBudgetsCommand = async (
   input: DescribeBudgetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DescribeBudgets",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBudgets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBudgetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -362,10 +314,7 @@ export const serializeAws_json1_1DescribeNotificationsForBudgetCommand = async (
   input: DescribeNotificationsForBudgetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DescribeNotificationsForBudget",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeNotificationsForBudget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeNotificationsForBudgetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -375,10 +324,7 @@ export const serializeAws_json1_1DescribeSubscribersForNotificationCommand = asy
   input: DescribeSubscribersForNotificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.DescribeSubscribersForNotification",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSubscribersForNotification");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSubscribersForNotificationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -388,10 +334,7 @@ export const serializeAws_json1_1ExecuteBudgetActionCommand = async (
   input: ExecuteBudgetActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.ExecuteBudgetAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExecuteBudgetAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ExecuteBudgetActionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -401,10 +344,7 @@ export const serializeAws_json1_1UpdateBudgetCommand = async (
   input: UpdateBudgetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.UpdateBudget",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateBudget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateBudgetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -414,10 +354,7 @@ export const serializeAws_json1_1UpdateBudgetActionCommand = async (
   input: UpdateBudgetActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.UpdateBudgetAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateBudgetAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateBudgetActionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -427,10 +364,7 @@ export const serializeAws_json1_1UpdateNotificationCommand = async (
   input: UpdateNotificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.UpdateNotification",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNotification");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNotificationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -440,10 +374,7 @@ export const serializeAws_json1_1UpdateSubscriberCommand = async (
   input: UpdateSubscriberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSBudgetServiceGateway.UpdateSubscriber",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSubscriber");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSubscriberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3120,6 +3051,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSBudgetServiceGateway.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cloud9/src/protocols/Aws_json1_1.ts b/clients/client-cloud9/src/protocols/Aws_json1_1.ts
index 6f07ac7ca93e5..fb862e19955e2 100644
--- a/clients/client-cloud9/src/protocols/Aws_json1_1.ts
+++ b/clients/client-cloud9/src/protocols/Aws_json1_1.ts
@@ -100,10 +100,7 @@ export const serializeAws_json1_1CreateEnvironmentEC2Command = async (
   input: CreateEnvironmentEC2CommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.CreateEnvironmentEC2",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEnvironmentEC2");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEnvironmentEC2Request(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -113,10 +110,7 @@ export const serializeAws_json1_1CreateEnvironmentMembershipCommand = async (
   input: CreateEnvironmentMembershipCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.CreateEnvironmentMembership",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEnvironmentMembership");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEnvironmentMembershipRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -126,10 +120,7 @@ export const serializeAws_json1_1DeleteEnvironmentCommand = async (
   input: DeleteEnvironmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.DeleteEnvironment",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEnvironment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEnvironmentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -139,10 +130,7 @@ export const serializeAws_json1_1DeleteEnvironmentMembershipCommand = async (
   input: DeleteEnvironmentMembershipCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.DeleteEnvironmentMembership",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEnvironmentMembership");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEnvironmentMembershipRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -152,10 +140,7 @@ export const serializeAws_json1_1DescribeEnvironmentMembershipsCommand = async (
   input: DescribeEnvironmentMembershipsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.DescribeEnvironmentMemberships",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEnvironmentMemberships");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEnvironmentMembershipsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -165,10 +150,7 @@ export const serializeAws_json1_1DescribeEnvironmentsCommand = async (
   input: DescribeEnvironmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.DescribeEnvironments",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEnvironments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEnvironmentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -178,10 +160,7 @@ export const serializeAws_json1_1DescribeEnvironmentStatusCommand = async (
   input: DescribeEnvironmentStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.DescribeEnvironmentStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEnvironmentStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEnvironmentStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -191,10 +170,7 @@ export const serializeAws_json1_1ListEnvironmentsCommand = async (
   input: ListEnvironmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.ListEnvironments",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEnvironments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEnvironmentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -204,10 +180,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -217,10 +190,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -230,10 +200,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -243,10 +210,7 @@ export const serializeAws_json1_1UpdateEnvironmentCommand = async (
   input: UpdateEnvironmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.UpdateEnvironment",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEnvironment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEnvironmentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -256,10 +220,7 @@ export const serializeAws_json1_1UpdateEnvironmentMembershipCommand = async (
   input: UpdateEnvironmentMembershipCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCloud9WorkspaceManagementService.UpdateEnvironmentMembership",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEnvironmentMembership");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEnvironmentMembershipRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1596,6 +1557,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSCloud9WorkspaceManagementService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cloudcontrol/src/protocols/Aws_json1_0.ts b/clients/client-cloudcontrol/src/protocols/Aws_json1_0.ts
index e036069398859..e5ed2d1513f40 100644
--- a/clients/client-cloudcontrol/src/protocols/Aws_json1_0.ts
+++ b/clients/client-cloudcontrol/src/protocols/Aws_json1_0.ts
@@ -83,10 +83,7 @@ export const serializeAws_json1_0CancelResourceRequestCommand = async (
   input: CancelResourceRequestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CloudApiService.CancelResourceRequest",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelResourceRequest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CancelResourceRequestInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -96,10 +93,7 @@ export const serializeAws_json1_0CreateResourceCommand = async (
   input: CreateResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CloudApiService.CreateResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -109,10 +103,7 @@ export const serializeAws_json1_0DeleteResourceCommand = async (
   input: DeleteResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CloudApiService.DeleteResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -122,10 +113,7 @@ export const serializeAws_json1_0GetResourceCommand = async (
   input: GetResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CloudApiService.GetResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -135,10 +123,7 @@ export const serializeAws_json1_0GetResourceRequestStatusCommand = async (
   input: GetResourceRequestStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CloudApiService.GetResourceRequestStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourceRequestStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetResourceRequestStatusInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -148,10 +133,7 @@ export const serializeAws_json1_0ListResourceRequestsCommand = async (
   input: ListResourceRequestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CloudApiService.ListResourceRequests",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourceRequests");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListResourceRequestsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -161,10 +143,7 @@ export const serializeAws_json1_0ListResourcesCommand = async (
   input: ListResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CloudApiService.ListResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListResourcesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -174,10 +153,7 @@ export const serializeAws_json1_0UpdateResourceCommand = async (
   input: UpdateResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CloudApiService.UpdateResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1493,6 +1469,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `CloudApiService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cloudformation/src/protocols/Aws_query.ts b/clients/client-cloudformation/src/protocols/Aws_query.ts
index b4cf6ba46175f..4528811fbb13c 100644
--- a/clients/client-cloudformation/src/protocols/Aws_query.ts
+++ b/clients/client-cloudformation/src/protocols/Aws_query.ts
@@ -390,9 +390,7 @@ export const serializeAws_queryActivateTypeCommand = async (
   input: ActivateTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryActivateTypeInput(input, context),
@@ -406,9 +404,7 @@ export const serializeAws_queryBatchDescribeTypeConfigurationsCommand = async (
   input: BatchDescribeTypeConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryBatchDescribeTypeConfigurationsInput(input, context),
@@ -422,9 +418,7 @@ export const serializeAws_queryCancelUpdateStackCommand = async (
   input: CancelUpdateStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCancelUpdateStackInput(input, context),
@@ -438,9 +432,7 @@ export const serializeAws_queryContinueUpdateRollbackCommand = async (
   input: ContinueUpdateRollbackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryContinueUpdateRollbackInput(input, context),
@@ -454,9 +446,7 @@ export const serializeAws_queryCreateChangeSetCommand = async (
   input: CreateChangeSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateChangeSetInput(input, context),
@@ -470,9 +460,7 @@ export const serializeAws_queryCreateStackCommand = async (
   input: CreateStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateStackInput(input, context),
@@ -486,9 +474,7 @@ export const serializeAws_queryCreateStackInstancesCommand = async (
   input: CreateStackInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateStackInstancesInput(input, context),
@@ -502,9 +488,7 @@ export const serializeAws_queryCreateStackSetCommand = async (
   input: CreateStackSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateStackSetInput(input, context),
@@ -518,9 +502,7 @@ export const serializeAws_queryDeactivateTypeCommand = async (
   input: DeactivateTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeactivateTypeInput(input, context),
@@ -534,9 +516,7 @@ export const serializeAws_queryDeleteChangeSetCommand = async (
   input: DeleteChangeSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteChangeSetInput(input, context),
@@ -550,9 +530,7 @@ export const serializeAws_queryDeleteStackCommand = async (
   input: DeleteStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteStackInput(input, context),
@@ -566,9 +544,7 @@ export const serializeAws_queryDeleteStackInstancesCommand = async (
   input: DeleteStackInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteStackInstancesInput(input, context),
@@ -582,9 +558,7 @@ export const serializeAws_queryDeleteStackSetCommand = async (
   input: DeleteStackSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteStackSetInput(input, context),
@@ -598,9 +572,7 @@ export const serializeAws_queryDeregisterTypeCommand = async (
   input: DeregisterTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeregisterTypeInput(input, context),
@@ -614,9 +586,7 @@ export const serializeAws_queryDescribeAccountLimitsCommand = async (
   input: DescribeAccountLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAccountLimitsInput(input, context),
@@ -630,9 +600,7 @@ export const serializeAws_queryDescribeChangeSetCommand = async (
   input: DescribeChangeSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeChangeSetInput(input, context),
@@ -646,9 +614,7 @@ export const serializeAws_queryDescribeChangeSetHooksCommand = async (
   input: DescribeChangeSetHooksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeChangeSetHooksInput(input, context),
@@ -662,9 +628,7 @@ export const serializeAws_queryDescribePublisherCommand = async (
   input: DescribePublisherCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribePublisherInput(input, context),
@@ -678,9 +642,7 @@ export const serializeAws_queryDescribeStackDriftDetectionStatusCommand = async
   input: DescribeStackDriftDetectionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeStackDriftDetectionStatusInput(input, context),
@@ -694,9 +656,7 @@ export const serializeAws_queryDescribeStackEventsCommand = async (
   input: DescribeStackEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeStackEventsInput(input, context),
@@ -710,9 +670,7 @@ export const serializeAws_queryDescribeStackInstanceCommand = async (
   input: DescribeStackInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeStackInstanceInput(input, context),
@@ -726,9 +684,7 @@ export const serializeAws_queryDescribeStackResourceCommand = async (
   input: DescribeStackResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeStackResourceInput(input, context),
@@ -742,9 +698,7 @@ export const serializeAws_queryDescribeStackResourceDriftsCommand = async (
   input: DescribeStackResourceDriftsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeStackResourceDriftsInput(input, context),
@@ -758,9 +712,7 @@ export const serializeAws_queryDescribeStackResourcesCommand = async (
   input: DescribeStackResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeStackResourcesInput(input, context),
@@ -774,9 +726,7 @@ export const serializeAws_queryDescribeStacksCommand = async (
   input: DescribeStacksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeStacksInput(input, context),
@@ -790,9 +740,7 @@ export const serializeAws_queryDescribeStackSetCommand = async (
   input: DescribeStackSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeStackSetInput(input, context),
@@ -806,9 +754,7 @@ export const serializeAws_queryDescribeStackSetOperationCommand = async (
   input: DescribeStackSetOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeStackSetOperationInput(input, context),
@@ -822,9 +768,7 @@ export const serializeAws_queryDescribeTypeCommand = async (
   input: DescribeTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeTypeInput(input, context),
@@ -838,9 +782,7 @@ export const serializeAws_queryDescribeTypeRegistrationCommand = async (
   input: DescribeTypeRegistrationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeTypeRegistrationInput(input, context),
@@ -854,9 +796,7 @@ export const serializeAws_queryDetectStackDriftCommand = async (
   input: DetectStackDriftCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDetectStackDriftInput(input, context),
@@ -870,9 +810,7 @@ export const serializeAws_queryDetectStackResourceDriftCommand = async (
   input: DetectStackResourceDriftCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDetectStackResourceDriftInput(input, context),
@@ -886,9 +824,7 @@ export const serializeAws_queryDetectStackSetDriftCommand = async (
   input: DetectStackSetDriftCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDetectStackSetDriftInput(input, context),
@@ -902,9 +838,7 @@ export const serializeAws_queryEstimateTemplateCostCommand = async (
   input: EstimateTemplateCostCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryEstimateTemplateCostInput(input, context),
@@ -918,9 +852,7 @@ export const serializeAws_queryExecuteChangeSetCommand = async (
   input: ExecuteChangeSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryExecuteChangeSetInput(input, context),
@@ -934,9 +866,7 @@ export const serializeAws_queryGetStackPolicyCommand = async (
   input: GetStackPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetStackPolicyInput(input, context),
@@ -950,9 +880,7 @@ export const serializeAws_queryGetTemplateCommand = async (
   input: GetTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetTemplateInput(input, context),
@@ -966,9 +894,7 @@ export const serializeAws_queryGetTemplateSummaryCommand = async (
   input: GetTemplateSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetTemplateSummaryInput(input, context),
@@ -982,9 +908,7 @@ export const serializeAws_queryImportStacksToStackSetCommand = async (
   input: ImportStacksToStackSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryImportStacksToStackSetInput(input, context),
@@ -998,9 +922,7 @@ export const serializeAws_queryListChangeSetsCommand = async (
   input: ListChangeSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListChangeSetsInput(input, context),
@@ -1014,9 +936,7 @@ export const serializeAws_queryListExportsCommand = async (
   input: ListExportsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListExportsInput(input, context),
@@ -1030,9 +950,7 @@ export const serializeAws_queryListImportsCommand = async (
   input: ListImportsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListImportsInput(input, context),
@@ -1046,9 +964,7 @@ export const serializeAws_queryListStackInstancesCommand = async (
   input: ListStackInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListStackInstancesInput(input, context),
@@ -1062,9 +978,7 @@ export const serializeAws_queryListStackResourcesCommand = async (
   input: ListStackResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListStackResourcesInput(input, context),
@@ -1078,9 +992,7 @@ export const serializeAws_queryListStacksCommand = async (
   input: ListStacksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListStacksInput(input, context),
@@ -1094,9 +1006,7 @@ export const serializeAws_queryListStackSetOperationResultsCommand = async (
   input: ListStackSetOperationResultsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListStackSetOperationResultsInput(input, context),
@@ -1110,9 +1020,7 @@ export const serializeAws_queryListStackSetOperationsCommand = async (
   input: ListStackSetOperationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListStackSetOperationsInput(input, context),
@@ -1126,9 +1034,7 @@ export const serializeAws_queryListStackSetsCommand = async (
   input: ListStackSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListStackSetsInput(input, context),
@@ -1142,9 +1048,7 @@ export const serializeAws_queryListTypeRegistrationsCommand = async (
   input: ListTypeRegistrationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTypeRegistrationsInput(input, context),
@@ -1158,9 +1062,7 @@ export const serializeAws_queryListTypesCommand = async (
   input: ListTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTypesInput(input, context),
@@ -1174,9 +1076,7 @@ export const serializeAws_queryListTypeVersionsCommand = async (
   input: ListTypeVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTypeVersionsInput(input, context),
@@ -1190,9 +1090,7 @@ export const serializeAws_queryPublishTypeCommand = async (
   input: PublishTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPublishTypeInput(input, context),
@@ -1206,9 +1104,7 @@ export const serializeAws_queryRecordHandlerProgressCommand = async (
   input: RecordHandlerProgressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRecordHandlerProgressInput(input, context),
@@ -1222,9 +1118,7 @@ export const serializeAws_queryRegisterPublisherCommand = async (
   input: RegisterPublisherCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRegisterPublisherInput(input, context),
@@ -1238,9 +1132,7 @@ export const serializeAws_queryRegisterTypeCommand = async (
   input: RegisterTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRegisterTypeInput(input, context),
@@ -1254,9 +1146,7 @@ export const serializeAws_queryRollbackStackCommand = async (
   input: RollbackStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRollbackStackInput(input, context),
@@ -1270,9 +1160,7 @@ export const serializeAws_querySetStackPolicyCommand = async (
   input: SetStackPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetStackPolicyInput(input, context),
@@ -1286,9 +1174,7 @@ export const serializeAws_querySetTypeConfigurationCommand = async (
   input: SetTypeConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetTypeConfigurationInput(input, context),
@@ -1302,9 +1188,7 @@ export const serializeAws_querySetTypeDefaultVersionCommand = async (
   input: SetTypeDefaultVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetTypeDefaultVersionInput(input, context),
@@ -1318,9 +1202,7 @@ export const serializeAws_querySignalResourceCommand = async (
   input: SignalResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySignalResourceInput(input, context),
@@ -1334,9 +1216,7 @@ export const serializeAws_queryStopStackSetOperationCommand = async (
   input: StopStackSetOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStopStackSetOperationInput(input, context),
@@ -1350,9 +1230,7 @@ export const serializeAws_queryTestTypeCommand = async (
   input: TestTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTestTypeInput(input, context),
@@ -1366,9 +1244,7 @@ export const serializeAws_queryUpdateStackCommand = async (
   input: UpdateStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateStackInput(input, context),
@@ -1382,9 +1258,7 @@ export const serializeAws_queryUpdateStackInstancesCommand = async (
   input: UpdateStackInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateStackInstancesInput(input, context),
@@ -1398,9 +1272,7 @@ export const serializeAws_queryUpdateStackSetCommand = async (
   input: UpdateStackSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateStackSetInput(input, context),
@@ -1414,9 +1286,7 @@ export const serializeAws_queryUpdateTerminationProtectionCommand = async (
   input: UpdateTerminationProtectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateTerminationProtectionInput(input, context),
@@ -1430,9 +1300,7 @@ export const serializeAws_queryValidateTemplateCommand = async (
   input: ValidateTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryValidateTemplateInput(input, context),
@@ -9845,6 +9713,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cloudhsm-v2/src/protocols/Aws_json1_1.ts b/clients/client-cloudhsm-v2/src/protocols/Aws_json1_1.ts
index 42aace9e2e5b4..ff8da2c5ac5d3 100644
--- a/clients/client-cloudhsm-v2/src/protocols/Aws_json1_1.ts
+++ b/clients/client-cloudhsm-v2/src/protocols/Aws_json1_1.ts
@@ -85,10 +85,7 @@ export const serializeAws_json1_1CopyBackupToRegionCommand = async (
   input: CopyBackupToRegionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.CopyBackupToRegion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CopyBackupToRegion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CopyBackupToRegionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -98,10 +95,7 @@ export const serializeAws_json1_1CreateClusterCommand = async (
   input: CreateClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.CreateCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -111,10 +105,7 @@ export const serializeAws_json1_1CreateHsmCommand = async (
   input: CreateHsmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.CreateHsm",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHsm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateHsmRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -124,10 +115,7 @@ export const serializeAws_json1_1DeleteBackupCommand = async (
   input: DeleteBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.DeleteBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBackupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -137,10 +125,7 @@ export const serializeAws_json1_1DeleteClusterCommand = async (
   input: DeleteClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.DeleteCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -150,10 +135,7 @@ export const serializeAws_json1_1DeleteHsmCommand = async (
   input: DeleteHsmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.DeleteHsm",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteHsm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteHsmRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -163,10 +145,7 @@ export const serializeAws_json1_1DescribeBackupsCommand = async (
   input: DescribeBackupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.DescribeBackups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBackups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBackupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -176,10 +155,7 @@ export const serializeAws_json1_1DescribeClustersCommand = async (
   input: DescribeClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.DescribeClusters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeClusters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeClustersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -189,10 +165,7 @@ export const serializeAws_json1_1InitializeClusterCommand = async (
   input: InitializeClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.InitializeCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("InitializeCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1InitializeClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -202,10 +175,7 @@ export const serializeAws_json1_1ListTagsCommand = async (
   input: ListTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.ListTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -215,10 +185,7 @@ export const serializeAws_json1_1ModifyBackupAttributesCommand = async (
   input: ModifyBackupAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.ModifyBackupAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyBackupAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyBackupAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -228,10 +195,7 @@ export const serializeAws_json1_1ModifyClusterCommand = async (
   input: ModifyClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.ModifyCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -241,10 +205,7 @@ export const serializeAws_json1_1RestoreBackupCommand = async (
   input: RestoreBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.RestoreBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RestoreBackupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -254,10 +215,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -267,10 +225,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "BaldrApiService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1718,6 +1673,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `BaldrApiService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cloudhsm/src/protocols/Aws_json1_1.ts b/clients/client-cloudhsm/src/protocols/Aws_json1_1.ts
index 5189e87270698..6d2a0eb4abe9c 100644
--- a/clients/client-cloudhsm/src/protocols/Aws_json1_1.ts
+++ b/clients/client-cloudhsm/src/protocols/Aws_json1_1.ts
@@ -91,10 +91,7 @@ export const serializeAws_json1_1AddTagsToResourceCommand = async (
   input: AddTagsToResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.AddTagsToResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTagsToResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsToResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -104,10 +101,7 @@ export const serializeAws_json1_1CreateHapgCommand = async (
   input: CreateHapgCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.CreateHapg",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHapg");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateHapgRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -117,10 +111,7 @@ export const serializeAws_json1_1CreateHsmCommand = async (
   input: CreateHsmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.CreateHsm",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHsm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateHsmRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -130,10 +121,7 @@ export const serializeAws_json1_1CreateLunaClientCommand = async (
   input: CreateLunaClientCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.CreateLunaClient",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLunaClient");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLunaClientRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -143,10 +131,7 @@ export const serializeAws_json1_1DeleteHapgCommand = async (
   input: DeleteHapgCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.DeleteHapg",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteHapg");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteHapgRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -156,10 +141,7 @@ export const serializeAws_json1_1DeleteHsmCommand = async (
   input: DeleteHsmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.DeleteHsm",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteHsm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteHsmRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -169,10 +151,7 @@ export const serializeAws_json1_1DeleteLunaClientCommand = async (
   input: DeleteLunaClientCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.DeleteLunaClient",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLunaClient");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLunaClientRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -182,10 +161,7 @@ export const serializeAws_json1_1DescribeHapgCommand = async (
   input: DescribeHapgCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.DescribeHapg",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeHapg");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeHapgRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -195,10 +171,7 @@ export const serializeAws_json1_1DescribeHsmCommand = async (
   input: DescribeHsmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.DescribeHsm",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeHsm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeHsmRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -208,10 +181,7 @@ export const serializeAws_json1_1DescribeLunaClientCommand = async (
   input: DescribeLunaClientCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.DescribeLunaClient",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLunaClient");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLunaClientRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -221,10 +191,7 @@ export const serializeAws_json1_1GetConfigCommand = async (
   input: GetConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.GetConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -234,10 +201,7 @@ export const serializeAws_json1_1ListAvailableZonesCommand = async (
   input: ListAvailableZonesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.ListAvailableZones",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAvailableZones");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAvailableZonesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -247,10 +211,7 @@ export const serializeAws_json1_1ListHapgsCommand = async (
   input: ListHapgsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.ListHapgs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHapgs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHapgsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -260,10 +221,7 @@ export const serializeAws_json1_1ListHsmsCommand = async (
   input: ListHsmsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.ListHsms",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHsms");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHsmsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -273,10 +231,7 @@ export const serializeAws_json1_1ListLunaClientsCommand = async (
   input: ListLunaClientsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.ListLunaClients",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLunaClients");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLunaClientsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -286,10 +241,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -299,10 +251,7 @@ export const serializeAws_json1_1ModifyHapgCommand = async (
   input: ModifyHapgCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.ModifyHapg",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyHapg");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyHapgRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -312,10 +261,7 @@ export const serializeAws_json1_1ModifyHsmCommand = async (
   input: ModifyHsmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.ModifyHsm",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyHsm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyHsmRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -325,10 +271,7 @@ export const serializeAws_json1_1ModifyLunaClientCommand = async (
   input: ModifyLunaClientCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.ModifyLunaClient",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyLunaClient");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyLunaClientRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -338,10 +281,7 @@ export const serializeAws_json1_1RemoveTagsFromResourceCommand = async (
   input: RemoveTagsFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudHsmFrontendService.RemoveTagsFromResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTagsFromResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTagsFromResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1877,6 +1817,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `CloudHsmFrontendService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cloudsearch/src/protocols/Aws_query.ts b/clients/client-cloudsearch/src/protocols/Aws_query.ts
index 9de8da91d8924..3131d7738d684 100644
--- a/clients/client-cloudsearch/src/protocols/Aws_query.ts
+++ b/clients/client-cloudsearch/src/protocols/Aws_query.ts
@@ -186,9 +186,7 @@ export const serializeAws_queryBuildSuggestersCommand = async (
   input: BuildSuggestersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryBuildSuggestersRequest(input, context),
@@ -202,9 +200,7 @@ export const serializeAws_queryCreateDomainCommand = async (
   input: CreateDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDomainRequest(input, context),
@@ -218,9 +214,7 @@ export const serializeAws_queryDefineAnalysisSchemeCommand = async (
   input: DefineAnalysisSchemeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDefineAnalysisSchemeRequest(input, context),
@@ -234,9 +228,7 @@ export const serializeAws_queryDefineExpressionCommand = async (
   input: DefineExpressionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDefineExpressionRequest(input, context),
@@ -250,9 +242,7 @@ export const serializeAws_queryDefineIndexFieldCommand = async (
   input: DefineIndexFieldCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDefineIndexFieldRequest(input, context),
@@ -266,9 +256,7 @@ export const serializeAws_queryDefineSuggesterCommand = async (
   input: DefineSuggesterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDefineSuggesterRequest(input, context),
@@ -282,9 +270,7 @@ export const serializeAws_queryDeleteAnalysisSchemeCommand = async (
   input: DeleteAnalysisSchemeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteAnalysisSchemeRequest(input, context),
@@ -298,9 +284,7 @@ export const serializeAws_queryDeleteDomainCommand = async (
   input: DeleteDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDomainRequest(input, context),
@@ -314,9 +298,7 @@ export const serializeAws_queryDeleteExpressionCommand = async (
   input: DeleteExpressionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteExpressionRequest(input, context),
@@ -330,9 +312,7 @@ export const serializeAws_queryDeleteIndexFieldCommand = async (
   input: DeleteIndexFieldCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteIndexFieldRequest(input, context),
@@ -346,9 +326,7 @@ export const serializeAws_queryDeleteSuggesterCommand = async (
   input: DeleteSuggesterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteSuggesterRequest(input, context),
@@ -362,9 +340,7 @@ export const serializeAws_queryDescribeAnalysisSchemesCommand = async (
   input: DescribeAnalysisSchemesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAnalysisSchemesRequest(input, context),
@@ -378,9 +354,7 @@ export const serializeAws_queryDescribeAvailabilityOptionsCommand = async (
   input: DescribeAvailabilityOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAvailabilityOptionsRequest(input, context),
@@ -394,9 +368,7 @@ export const serializeAws_queryDescribeDomainEndpointOptionsCommand = async (
   input: DescribeDomainEndpointOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDomainEndpointOptionsRequest(input, context),
@@ -410,9 +382,7 @@ export const serializeAws_queryDescribeDomainsCommand = async (
   input: DescribeDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDomainsRequest(input, context),
@@ -426,9 +396,7 @@ export const serializeAws_queryDescribeExpressionsCommand = async (
   input: DescribeExpressionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeExpressionsRequest(input, context),
@@ -442,9 +410,7 @@ export const serializeAws_queryDescribeIndexFieldsCommand = async (
   input: DescribeIndexFieldsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeIndexFieldsRequest(input, context),
@@ -458,9 +424,7 @@ export const serializeAws_queryDescribeScalingParametersCommand = async (
   input: DescribeScalingParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeScalingParametersRequest(input, context),
@@ -474,9 +438,7 @@ export const serializeAws_queryDescribeServiceAccessPoliciesCommand = async (
   input: DescribeServiceAccessPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeServiceAccessPoliciesRequest(input, context),
@@ -490,9 +452,7 @@ export const serializeAws_queryDescribeSuggestersCommand = async (
   input: DescribeSuggestersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeSuggestersRequest(input, context),
@@ -506,9 +466,7 @@ export const serializeAws_queryIndexDocumentsCommand = async (
   input: IndexDocumentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryIndexDocumentsRequest(input, context),
@@ -522,9 +480,7 @@ export const serializeAws_queryListDomainNamesCommand = async (
   input: ListDomainNamesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "ListDomainNames",
     Version: "2013-01-01",
@@ -536,9 +492,7 @@ export const serializeAws_queryUpdateAvailabilityOptionsCommand = async (
   input: UpdateAvailabilityOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateAvailabilityOptionsRequest(input, context),
@@ -552,9 +506,7 @@ export const serializeAws_queryUpdateDomainEndpointOptionsCommand = async (
   input: UpdateDomainEndpointOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateDomainEndpointOptionsRequest(input, context),
@@ -568,9 +520,7 @@ export const serializeAws_queryUpdateScalingParametersCommand = async (
   input: UpdateScalingParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateScalingParametersRequest(input, context),
@@ -584,9 +534,7 @@ export const serializeAws_queryUpdateServiceAccessPoliciesCommand = async (
   input: UpdateServiceAccessPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateServiceAccessPoliciesRequest(input, context),
@@ -3956,6 +3904,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cloudtrail/src/protocols/Aws_json1_1.ts b/clients/client-cloudtrail/src/protocols/Aws_json1_1.ts
index f4e4fc095819e..0db0ca01e6c30 100644
--- a/clients/client-cloudtrail/src/protocols/Aws_json1_1.ts
+++ b/clients/client-cloudtrail/src/protocols/Aws_json1_1.ts
@@ -293,10 +293,7 @@ export const serializeAws_json1_1AddTagsCommand = async (
   input: AddTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.AddTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -306,10 +303,7 @@ export const serializeAws_json1_1CancelQueryCommand = async (
   input: CancelQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.CancelQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -319,10 +313,7 @@ export const serializeAws_json1_1CreateChannelCommand = async (
   input: CreateChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.CreateChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -332,10 +323,7 @@ export const serializeAws_json1_1CreateEventDataStoreCommand = async (
   input: CreateEventDataStoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.CreateEventDataStore",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEventDataStore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEventDataStoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -345,10 +333,7 @@ export const serializeAws_json1_1CreateTrailCommand = async (
   input: CreateTrailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.CreateTrail",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTrail");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTrailRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -358,10 +343,7 @@ export const serializeAws_json1_1DeleteChannelCommand = async (
   input: DeleteChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.DeleteChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -371,10 +353,7 @@ export const serializeAws_json1_1DeleteEventDataStoreCommand = async (
   input: DeleteEventDataStoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.DeleteEventDataStore",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEventDataStore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEventDataStoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -384,10 +363,7 @@ export const serializeAws_json1_1DeleteResourcePolicyCommand = async (
   input: DeleteResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.DeleteResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -397,10 +373,7 @@ export const serializeAws_json1_1DeleteTrailCommand = async (
   input: DeleteTrailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.DeleteTrail",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTrail");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTrailRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -410,10 +383,7 @@ export const serializeAws_json1_1DeregisterOrganizationDelegatedAdminCommand = a
   input: DeregisterOrganizationDelegatedAdminCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.DeregisterOrganizationDelegatedAdmin",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterOrganizationDelegatedAdmin");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterOrganizationDelegatedAdminRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -423,10 +393,7 @@ export const serializeAws_json1_1DescribeQueryCommand = async (
   input: DescribeQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.DescribeQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -436,10 +403,7 @@ export const serializeAws_json1_1DescribeTrailsCommand = async (
   input: DescribeTrailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.DescribeTrails",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTrails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTrailsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -449,10 +413,7 @@ export const serializeAws_json1_1GetChannelCommand = async (
   input: GetChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.GetChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -462,10 +423,7 @@ export const serializeAws_json1_1GetEventDataStoreCommand = async (
   input: GetEventDataStoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.GetEventDataStore",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEventDataStore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetEventDataStoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -475,10 +433,7 @@ export const serializeAws_json1_1GetEventSelectorsCommand = async (
   input: GetEventSelectorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.GetEventSelectors",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEventSelectors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetEventSelectorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -488,10 +443,7 @@ export const serializeAws_json1_1GetImportCommand = async (
   input: GetImportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.GetImport",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetImport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetImportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -501,10 +453,7 @@ export const serializeAws_json1_1GetInsightSelectorsCommand = async (
   input: GetInsightSelectorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.GetInsightSelectors",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInsightSelectors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInsightSelectorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -514,10 +463,7 @@ export const serializeAws_json1_1GetQueryResultsCommand = async (
   input: GetQueryResultsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.GetQueryResults",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetQueryResults");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetQueryResultsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -527,10 +473,7 @@ export const serializeAws_json1_1GetResourcePolicyCommand = async (
   input: GetResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.GetResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -540,10 +483,7 @@ export const serializeAws_json1_1GetTrailCommand = async (
   input: GetTrailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.GetTrail",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTrail");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTrailRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -553,10 +493,7 @@ export const serializeAws_json1_1GetTrailStatusCommand = async (
   input: GetTrailStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.GetTrailStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTrailStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTrailStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -566,10 +503,7 @@ export const serializeAws_json1_1ListChannelsCommand = async (
   input: ListChannelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.ListChannels",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListChannels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListChannelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -579,10 +513,7 @@ export const serializeAws_json1_1ListEventDataStoresCommand = async (
   input: ListEventDataStoresCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.ListEventDataStores",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEventDataStores");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEventDataStoresRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -592,10 +523,7 @@ export const serializeAws_json1_1ListImportFailuresCommand = async (
   input: ListImportFailuresCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.ListImportFailures",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListImportFailures");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListImportFailuresRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -605,10 +533,7 @@ export const serializeAws_json1_1ListImportsCommand = async (
   input: ListImportsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.ListImports",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListImports");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListImportsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -618,10 +543,7 @@ export const serializeAws_json1_1ListPublicKeysCommand = async (
   input: ListPublicKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.ListPublicKeys",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPublicKeys");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPublicKeysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -631,10 +553,7 @@ export const serializeAws_json1_1ListQueriesCommand = async (
   input: ListQueriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.ListQueries",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListQueries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListQueriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -644,10 +563,7 @@ export const serializeAws_json1_1ListTagsCommand = async (
   input: ListTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.ListTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -657,10 +573,7 @@ export const serializeAws_json1_1ListTrailsCommand = async (
   input: ListTrailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.ListTrails",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTrails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTrailsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -670,10 +583,7 @@ export const serializeAws_json1_1LookupEventsCommand = async (
   input: LookupEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.LookupEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("LookupEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1LookupEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -683,10 +593,7 @@ export const serializeAws_json1_1PutEventSelectorsCommand = async (
   input: PutEventSelectorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.PutEventSelectors",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutEventSelectors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutEventSelectorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -696,10 +603,7 @@ export const serializeAws_json1_1PutInsightSelectorsCommand = async (
   input: PutInsightSelectorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.PutInsightSelectors",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutInsightSelectors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutInsightSelectorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -709,10 +613,7 @@ export const serializeAws_json1_1PutResourcePolicyCommand = async (
   input: PutResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.PutResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -722,10 +623,7 @@ export const serializeAws_json1_1RegisterOrganizationDelegatedAdminCommand = asy
   input: RegisterOrganizationDelegatedAdminCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.RegisterOrganizationDelegatedAdmin",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterOrganizationDelegatedAdmin");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterOrganizationDelegatedAdminRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -735,10 +633,7 @@ export const serializeAws_json1_1RemoveTagsCommand = async (
   input: RemoveTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.RemoveTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -748,10 +643,7 @@ export const serializeAws_json1_1RestoreEventDataStoreCommand = async (
   input: RestoreEventDataStoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.RestoreEventDataStore",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreEventDataStore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RestoreEventDataStoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -761,10 +653,7 @@ export const serializeAws_json1_1StartImportCommand = async (
   input: StartImportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.StartImport",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartImport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartImportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -774,10 +663,7 @@ export const serializeAws_json1_1StartLoggingCommand = async (
   input: StartLoggingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.StartLogging",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartLogging");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartLoggingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -787,10 +673,7 @@ export const serializeAws_json1_1StartQueryCommand = async (
   input: StartQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.StartQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -800,10 +683,7 @@ export const serializeAws_json1_1StopImportCommand = async (
   input: StopImportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.StopImport",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopImport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopImportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -813,10 +693,7 @@ export const serializeAws_json1_1StopLoggingCommand = async (
   input: StopLoggingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.StopLogging",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopLogging");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopLoggingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -826,10 +703,7 @@ export const serializeAws_json1_1UpdateChannelCommand = async (
   input: UpdateChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.UpdateChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -839,10 +713,7 @@ export const serializeAws_json1_1UpdateEventDataStoreCommand = async (
   input: UpdateEventDataStoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.UpdateEventDataStore",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEventDataStore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEventDataStoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -852,10 +723,7 @@ export const serializeAws_json1_1UpdateTrailCommand = async (
   input: UpdateTrailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CloudTrail_20131101.UpdateTrail",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTrail");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTrailRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -7368,6 +7236,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `CloudTrail_20131101.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cloudwatch-events/src/protocols/Aws_json1_1.ts b/clients/client-cloudwatch-events/src/protocols/Aws_json1_1.ts
index b7c4d774bc8bb..7ba3e676ab188 100644
--- a/clients/client-cloudwatch-events/src/protocols/Aws_json1_1.ts
+++ b/clients/client-cloudwatch-events/src/protocols/Aws_json1_1.ts
@@ -287,10 +287,7 @@ export const serializeAws_json1_1ActivateEventSourceCommand = async (
   input: ActivateEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ActivateEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ActivateEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ActivateEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -300,10 +297,7 @@ export const serializeAws_json1_1CancelReplayCommand = async (
   input: CancelReplayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CancelReplay",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelReplay");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelReplayRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -313,10 +307,7 @@ export const serializeAws_json1_1CreateApiDestinationCommand = async (
   input: CreateApiDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CreateApiDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApiDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateApiDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -326,10 +317,7 @@ export const serializeAws_json1_1CreateArchiveCommand = async (
   input: CreateArchiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CreateArchive",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateArchive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateArchiveRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -339,10 +327,7 @@ export const serializeAws_json1_1CreateConnectionCommand = async (
   input: CreateConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CreateConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -352,10 +337,7 @@ export const serializeAws_json1_1CreateEventBusCommand = async (
   input: CreateEventBusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CreateEventBus",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEventBus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEventBusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -365,10 +347,7 @@ export const serializeAws_json1_1CreatePartnerEventSourceCommand = async (
   input: CreatePartnerEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CreatePartnerEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePartnerEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePartnerEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -378,10 +357,7 @@ export const serializeAws_json1_1DeactivateEventSourceCommand = async (
   input: DeactivateEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeactivateEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeactivateEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeactivateEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -391,10 +367,7 @@ export const serializeAws_json1_1DeauthorizeConnectionCommand = async (
   input: DeauthorizeConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeauthorizeConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeauthorizeConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeauthorizeConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -404,10 +377,7 @@ export const serializeAws_json1_1DeleteApiDestinationCommand = async (
   input: DeleteApiDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeleteApiDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApiDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApiDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -417,10 +387,7 @@ export const serializeAws_json1_1DeleteArchiveCommand = async (
   input: DeleteArchiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeleteArchive",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteArchive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteArchiveRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -430,10 +397,7 @@ export const serializeAws_json1_1DeleteConnectionCommand = async (
   input: DeleteConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeleteConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -443,10 +407,7 @@ export const serializeAws_json1_1DeleteEventBusCommand = async (
   input: DeleteEventBusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeleteEventBus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEventBus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEventBusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -456,10 +417,7 @@ export const serializeAws_json1_1DeletePartnerEventSourceCommand = async (
   input: DeletePartnerEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeletePartnerEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePartnerEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePartnerEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -469,10 +427,7 @@ export const serializeAws_json1_1DeleteRuleCommand = async (
   input: DeleteRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeleteRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -482,10 +437,7 @@ export const serializeAws_json1_1DescribeApiDestinationCommand = async (
   input: DescribeApiDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeApiDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApiDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeApiDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -495,10 +447,7 @@ export const serializeAws_json1_1DescribeArchiveCommand = async (
   input: DescribeArchiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeArchive",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeArchive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeArchiveRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -508,10 +457,7 @@ export const serializeAws_json1_1DescribeConnectionCommand = async (
   input: DescribeConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -521,10 +467,7 @@ export const serializeAws_json1_1DescribeEventBusCommand = async (
   input: DescribeEventBusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeEventBus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventBus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventBusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -534,10 +477,7 @@ export const serializeAws_json1_1DescribeEventSourceCommand = async (
   input: DescribeEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -547,10 +487,7 @@ export const serializeAws_json1_1DescribePartnerEventSourceCommand = async (
   input: DescribePartnerEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribePartnerEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePartnerEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePartnerEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -560,10 +497,7 @@ export const serializeAws_json1_1DescribeReplayCommand = async (
   input: DescribeReplayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeReplay",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReplay");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReplayRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -573,10 +507,7 @@ export const serializeAws_json1_1DescribeRuleCommand = async (
   input: DescribeRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -586,10 +517,7 @@ export const serializeAws_json1_1DisableRuleCommand = async (
   input: DisableRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DisableRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -599,10 +527,7 @@ export const serializeAws_json1_1EnableRuleCommand = async (
   input: EnableRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.EnableRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -612,10 +537,7 @@ export const serializeAws_json1_1ListApiDestinationsCommand = async (
   input: ListApiDestinationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListApiDestinations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApiDestinations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApiDestinationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -625,10 +547,7 @@ export const serializeAws_json1_1ListArchivesCommand = async (
   input: ListArchivesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListArchives",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListArchives");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListArchivesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -638,10 +557,7 @@ export const serializeAws_json1_1ListConnectionsCommand = async (
   input: ListConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListConnections",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListConnections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListConnectionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -651,10 +567,7 @@ export const serializeAws_json1_1ListEventBusesCommand = async (
   input: ListEventBusesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListEventBuses",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEventBuses");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEventBusesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -664,10 +577,7 @@ export const serializeAws_json1_1ListEventSourcesCommand = async (
   input: ListEventSourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListEventSources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEventSources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEventSourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -677,10 +587,7 @@ export const serializeAws_json1_1ListPartnerEventSourceAccountsCommand = async (
   input: ListPartnerEventSourceAccountsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListPartnerEventSourceAccounts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPartnerEventSourceAccounts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPartnerEventSourceAccountsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -690,10 +597,7 @@ export const serializeAws_json1_1ListPartnerEventSourcesCommand = async (
   input: ListPartnerEventSourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListPartnerEventSources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPartnerEventSources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPartnerEventSourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -703,10 +607,7 @@ export const serializeAws_json1_1ListReplaysCommand = async (
   input: ListReplaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListReplays",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReplays");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReplaysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -716,10 +617,7 @@ export const serializeAws_json1_1ListRuleNamesByTargetCommand = async (
   input: ListRuleNamesByTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListRuleNamesByTarget",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRuleNamesByTarget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRuleNamesByTargetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -729,10 +627,7 @@ export const serializeAws_json1_1ListRulesCommand = async (
   input: ListRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -742,10 +637,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -755,10 +647,7 @@ export const serializeAws_json1_1ListTargetsByRuleCommand = async (
   input: ListTargetsByRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListTargetsByRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTargetsByRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTargetsByRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -768,10 +657,7 @@ export const serializeAws_json1_1PutEventsCommand = async (
   input: PutEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.PutEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -781,10 +667,7 @@ export const serializeAws_json1_1PutPartnerEventsCommand = async (
   input: PutPartnerEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.PutPartnerEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPartnerEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPartnerEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -794,10 +677,7 @@ export const serializeAws_json1_1PutPermissionCommand = async (
   input: PutPermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.PutPermission",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPermission");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPermissionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -807,10 +687,7 @@ export const serializeAws_json1_1PutRuleCommand = async (
   input: PutRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.PutRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -820,10 +697,7 @@ export const serializeAws_json1_1PutTargetsCommand = async (
   input: PutTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.PutTargets",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutTargets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutTargetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -833,10 +707,7 @@ export const serializeAws_json1_1RemovePermissionCommand = async (
   input: RemovePermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.RemovePermission",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemovePermission");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemovePermissionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -846,10 +717,7 @@ export const serializeAws_json1_1RemoveTargetsCommand = async (
   input: RemoveTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.RemoveTargets",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTargets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTargetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -859,10 +727,7 @@ export const serializeAws_json1_1StartReplayCommand = async (
   input: StartReplayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.StartReplay",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartReplay");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartReplayRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -872,10 +737,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -885,10 +747,7 @@ export const serializeAws_json1_1TestEventPatternCommand = async (
   input: TestEventPatternCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.TestEventPattern",
-  };
+  const headers: __HeaderBag = sharedHeaders("TestEventPattern");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TestEventPatternRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -898,10 +757,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -911,10 +767,7 @@ export const serializeAws_json1_1UpdateApiDestinationCommand = async (
   input: UpdateApiDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.UpdateApiDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApiDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApiDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -924,10 +777,7 @@ export const serializeAws_json1_1UpdateArchiveCommand = async (
   input: UpdateArchiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.UpdateArchive",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateArchive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateArchiveRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -937,10 +787,7 @@ export const serializeAws_json1_1UpdateConnectionCommand = async (
   input: UpdateConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.UpdateConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -6278,6 +6125,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSEvents.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cloudwatch-logs/src/protocols/Aws_json1_1.ts b/clients/client-cloudwatch-logs/src/protocols/Aws_json1_1.ts
index a997c0b3f8b16..3802d63deeedb 100644
--- a/clients/client-cloudwatch-logs/src/protocols/Aws_json1_1.ts
+++ b/clients/client-cloudwatch-logs/src/protocols/Aws_json1_1.ts
@@ -231,10 +231,7 @@ export const serializeAws_json1_1AssociateKmsKeyCommand = async (
   input: AssociateKmsKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.AssociateKmsKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateKmsKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateKmsKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -244,10 +241,7 @@ export const serializeAws_json1_1CancelExportTaskCommand = async (
   input: CancelExportTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.CancelExportTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelExportTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelExportTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -257,10 +251,7 @@ export const serializeAws_json1_1CreateExportTaskCommand = async (
   input: CreateExportTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.CreateExportTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateExportTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateExportTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -270,10 +261,7 @@ export const serializeAws_json1_1CreateLogGroupCommand = async (
   input: CreateLogGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.CreateLogGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLogGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLogGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -283,10 +271,7 @@ export const serializeAws_json1_1CreateLogStreamCommand = async (
   input: CreateLogStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.CreateLogStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLogStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLogStreamRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -296,10 +281,7 @@ export const serializeAws_json1_1DeleteDataProtectionPolicyCommand = async (
   input: DeleteDataProtectionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DeleteDataProtectionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDataProtectionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDataProtectionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -309,10 +291,7 @@ export const serializeAws_json1_1DeleteDestinationCommand = async (
   input: DeleteDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DeleteDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -322,10 +301,7 @@ export const serializeAws_json1_1DeleteLogGroupCommand = async (
   input: DeleteLogGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DeleteLogGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLogGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLogGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -335,10 +311,7 @@ export const serializeAws_json1_1DeleteLogStreamCommand = async (
   input: DeleteLogStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DeleteLogStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLogStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLogStreamRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -348,10 +321,7 @@ export const serializeAws_json1_1DeleteMetricFilterCommand = async (
   input: DeleteMetricFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DeleteMetricFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMetricFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMetricFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -361,10 +331,7 @@ export const serializeAws_json1_1DeleteQueryDefinitionCommand = async (
   input: DeleteQueryDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DeleteQueryDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteQueryDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteQueryDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -374,10 +341,7 @@ export const serializeAws_json1_1DeleteResourcePolicyCommand = async (
   input: DeleteResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DeleteResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -387,10 +351,7 @@ export const serializeAws_json1_1DeleteRetentionPolicyCommand = async (
   input: DeleteRetentionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DeleteRetentionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRetentionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRetentionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -400,10 +361,7 @@ export const serializeAws_json1_1DeleteSubscriptionFilterCommand = async (
   input: DeleteSubscriptionFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DeleteSubscriptionFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSubscriptionFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSubscriptionFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -413,10 +371,7 @@ export const serializeAws_json1_1DescribeDestinationsCommand = async (
   input: DescribeDestinationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DescribeDestinations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDestinations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDestinationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -426,10 +381,7 @@ export const serializeAws_json1_1DescribeExportTasksCommand = async (
   input: DescribeExportTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DescribeExportTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeExportTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeExportTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -439,10 +391,7 @@ export const serializeAws_json1_1DescribeLogGroupsCommand = async (
   input: DescribeLogGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DescribeLogGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLogGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLogGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -452,10 +401,7 @@ export const serializeAws_json1_1DescribeLogStreamsCommand = async (
   input: DescribeLogStreamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DescribeLogStreams",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLogStreams");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLogStreamsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -465,10 +411,7 @@ export const serializeAws_json1_1DescribeMetricFiltersCommand = async (
   input: DescribeMetricFiltersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DescribeMetricFilters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMetricFilters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMetricFiltersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -478,10 +421,7 @@ export const serializeAws_json1_1DescribeQueriesCommand = async (
   input: DescribeQueriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DescribeQueries",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeQueries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeQueriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -491,10 +431,7 @@ export const serializeAws_json1_1DescribeQueryDefinitionsCommand = async (
   input: DescribeQueryDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DescribeQueryDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeQueryDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeQueryDefinitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -504,10 +441,7 @@ export const serializeAws_json1_1DescribeResourcePoliciesCommand = async (
   input: DescribeResourcePoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DescribeResourcePolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeResourcePolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeResourcePoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -517,10 +451,7 @@ export const serializeAws_json1_1DescribeSubscriptionFiltersCommand = async (
   input: DescribeSubscriptionFiltersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DescribeSubscriptionFilters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSubscriptionFilters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSubscriptionFiltersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -530,10 +461,7 @@ export const serializeAws_json1_1DisassociateKmsKeyCommand = async (
   input: DisassociateKmsKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.DisassociateKmsKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateKmsKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateKmsKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -543,10 +471,7 @@ export const serializeAws_json1_1FilterLogEventsCommand = async (
   input: FilterLogEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.FilterLogEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("FilterLogEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1FilterLogEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -556,10 +481,7 @@ export const serializeAws_json1_1GetDataProtectionPolicyCommand = async (
   input: GetDataProtectionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.GetDataProtectionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDataProtectionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDataProtectionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -569,10 +491,7 @@ export const serializeAws_json1_1GetLogEventsCommand = async (
   input: GetLogEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.GetLogEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLogEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLogEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -582,10 +501,7 @@ export const serializeAws_json1_1GetLogGroupFieldsCommand = async (
   input: GetLogGroupFieldsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.GetLogGroupFields",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLogGroupFields");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLogGroupFieldsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -595,10 +511,7 @@ export const serializeAws_json1_1GetLogRecordCommand = async (
   input: GetLogRecordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.GetLogRecord",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLogRecord");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLogRecordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -608,10 +521,7 @@ export const serializeAws_json1_1GetQueryResultsCommand = async (
   input: GetQueryResultsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.GetQueryResults",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetQueryResults");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetQueryResultsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -621,10 +531,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -634,10 +541,7 @@ export const serializeAws_json1_1ListTagsLogGroupCommand = async (
   input: ListTagsLogGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.ListTagsLogGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsLogGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsLogGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -647,10 +551,7 @@ export const serializeAws_json1_1PutDataProtectionPolicyCommand = async (
   input: PutDataProtectionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.PutDataProtectionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutDataProtectionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutDataProtectionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -660,10 +561,7 @@ export const serializeAws_json1_1PutDestinationCommand = async (
   input: PutDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.PutDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -673,10 +571,7 @@ export const serializeAws_json1_1PutDestinationPolicyCommand = async (
   input: PutDestinationPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.PutDestinationPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutDestinationPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutDestinationPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -686,10 +581,7 @@ export const serializeAws_json1_1PutLogEventsCommand = async (
   input: PutLogEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.PutLogEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutLogEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutLogEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -699,10 +591,7 @@ export const serializeAws_json1_1PutMetricFilterCommand = async (
   input: PutMetricFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.PutMetricFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutMetricFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutMetricFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -712,10 +601,7 @@ export const serializeAws_json1_1PutQueryDefinitionCommand = async (
   input: PutQueryDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.PutQueryDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutQueryDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutQueryDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -725,10 +611,7 @@ export const serializeAws_json1_1PutResourcePolicyCommand = async (
   input: PutResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.PutResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -738,10 +621,7 @@ export const serializeAws_json1_1PutRetentionPolicyCommand = async (
   input: PutRetentionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.PutRetentionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRetentionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRetentionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -751,10 +631,7 @@ export const serializeAws_json1_1PutSubscriptionFilterCommand = async (
   input: PutSubscriptionFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.PutSubscriptionFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutSubscriptionFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutSubscriptionFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -764,10 +641,7 @@ export const serializeAws_json1_1StartQueryCommand = async (
   input: StartQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.StartQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -777,10 +651,7 @@ export const serializeAws_json1_1StopQueryCommand = async (
   input: StopQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.StopQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -790,10 +661,7 @@ export const serializeAws_json1_1TagLogGroupCommand = async (
   input: TagLogGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.TagLogGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagLogGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagLogGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -803,10 +671,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -816,10 +681,7 @@ export const serializeAws_json1_1TestMetricFilterCommand = async (
   input: TestMetricFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.TestMetricFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("TestMetricFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TestMetricFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -829,10 +691,7 @@ export const serializeAws_json1_1UntagLogGroupCommand = async (
   input: UntagLogGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.UntagLogGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagLogGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagLogGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -842,10 +701,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Logs_20140328.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4754,6 +4610,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `Logs_20140328.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cloudwatch/src/protocols/Aws_query.ts b/clients/client-cloudwatch/src/protocols/Aws_query.ts
index 949759e2db36e..bbb3a18ddee1e 100644
--- a/clients/client-cloudwatch/src/protocols/Aws_query.ts
+++ b/clients/client-cloudwatch/src/protocols/Aws_query.ts
@@ -227,9 +227,7 @@ export const serializeAws_queryDeleteAlarmsCommand = async (
   input: DeleteAlarmsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteAlarmsInput(input, context),
@@ -243,9 +241,7 @@ export const serializeAws_queryDeleteAnomalyDetectorCommand = async (
   input: DeleteAnomalyDetectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteAnomalyDetectorInput(input, context),
@@ -259,9 +255,7 @@ export const serializeAws_queryDeleteDashboardsCommand = async (
   input: DeleteDashboardsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDashboardsInput(input, context),
@@ -275,9 +269,7 @@ export const serializeAws_queryDeleteInsightRulesCommand = async (
   input: DeleteInsightRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteInsightRulesInput(input, context),
@@ -291,9 +283,7 @@ export const serializeAws_queryDeleteMetricStreamCommand = async (
   input: DeleteMetricStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteMetricStreamInput(input, context),
@@ -307,9 +297,7 @@ export const serializeAws_queryDescribeAlarmHistoryCommand = async (
   input: DescribeAlarmHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAlarmHistoryInput(input, context),
@@ -323,9 +311,7 @@ export const serializeAws_queryDescribeAlarmsCommand = async (
   input: DescribeAlarmsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAlarmsInput(input, context),
@@ -339,9 +325,7 @@ export const serializeAws_queryDescribeAlarmsForMetricCommand = async (
   input: DescribeAlarmsForMetricCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAlarmsForMetricInput(input, context),
@@ -355,9 +339,7 @@ export const serializeAws_queryDescribeAnomalyDetectorsCommand = async (
   input: DescribeAnomalyDetectorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAnomalyDetectorsInput(input, context),
@@ -371,9 +353,7 @@ export const serializeAws_queryDescribeInsightRulesCommand = async (
   input: DescribeInsightRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeInsightRulesInput(input, context),
@@ -387,9 +367,7 @@ export const serializeAws_queryDisableAlarmActionsCommand = async (
   input: DisableAlarmActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDisableAlarmActionsInput(input, context),
@@ -403,9 +381,7 @@ export const serializeAws_queryDisableInsightRulesCommand = async (
   input: DisableInsightRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDisableInsightRulesInput(input, context),
@@ -419,9 +395,7 @@ export const serializeAws_queryEnableAlarmActionsCommand = async (
   input: EnableAlarmActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryEnableAlarmActionsInput(input, context),
@@ -435,9 +409,7 @@ export const serializeAws_queryEnableInsightRulesCommand = async (
   input: EnableInsightRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryEnableInsightRulesInput(input, context),
@@ -451,9 +423,7 @@ export const serializeAws_queryGetDashboardCommand = async (
   input: GetDashboardCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetDashboardInput(input, context),
@@ -467,9 +437,7 @@ export const serializeAws_queryGetInsightRuleReportCommand = async (
   input: GetInsightRuleReportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetInsightRuleReportInput(input, context),
@@ -483,9 +451,7 @@ export const serializeAws_queryGetMetricDataCommand = async (
   input: GetMetricDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetMetricDataInput(input, context),
@@ -499,9 +465,7 @@ export const serializeAws_queryGetMetricStatisticsCommand = async (
   input: GetMetricStatisticsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetMetricStatisticsInput(input, context),
@@ -515,9 +479,7 @@ export const serializeAws_queryGetMetricStreamCommand = async (
   input: GetMetricStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetMetricStreamInput(input, context),
@@ -531,9 +493,7 @@ export const serializeAws_queryGetMetricWidgetImageCommand = async (
   input: GetMetricWidgetImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetMetricWidgetImageInput(input, context),
@@ -547,9 +507,7 @@ export const serializeAws_queryListDashboardsCommand = async (
   input: ListDashboardsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListDashboardsInput(input, context),
@@ -563,9 +521,7 @@ export const serializeAws_queryListManagedInsightRulesCommand = async (
   input: ListManagedInsightRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListManagedInsightRulesInput(input, context),
@@ -579,9 +535,7 @@ export const serializeAws_queryListMetricsCommand = async (
   input: ListMetricsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListMetricsInput(input, context),
@@ -595,9 +549,7 @@ export const serializeAws_queryListMetricStreamsCommand = async (
   input: ListMetricStreamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListMetricStreamsInput(input, context),
@@ -611,9 +563,7 @@ export const serializeAws_queryListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTagsForResourceInput(input, context),
@@ -627,9 +577,7 @@ export const serializeAws_queryPutAnomalyDetectorCommand = async (
   input: PutAnomalyDetectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutAnomalyDetectorInput(input, context),
@@ -643,9 +591,7 @@ export const serializeAws_queryPutCompositeAlarmCommand = async (
   input: PutCompositeAlarmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutCompositeAlarmInput(input, context),
@@ -659,9 +605,7 @@ export const serializeAws_queryPutDashboardCommand = async (
   input: PutDashboardCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutDashboardInput(input, context),
@@ -675,9 +619,7 @@ export const serializeAws_queryPutInsightRuleCommand = async (
   input: PutInsightRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutInsightRuleInput(input, context),
@@ -691,9 +633,7 @@ export const serializeAws_queryPutManagedInsightRulesCommand = async (
   input: PutManagedInsightRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutManagedInsightRulesInput(input, context),
@@ -707,9 +647,7 @@ export const serializeAws_queryPutMetricAlarmCommand = async (
   input: PutMetricAlarmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutMetricAlarmInput(input, context),
@@ -723,9 +661,7 @@ export const serializeAws_queryPutMetricDataCommand = async (
   input: PutMetricDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutMetricDataInput(input, context),
@@ -739,9 +675,7 @@ export const serializeAws_queryPutMetricStreamCommand = async (
   input: PutMetricStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutMetricStreamInput(input, context),
@@ -755,9 +689,7 @@ export const serializeAws_querySetAlarmStateCommand = async (
   input: SetAlarmStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetAlarmStateInput(input, context),
@@ -771,9 +703,7 @@ export const serializeAws_queryStartMetricStreamsCommand = async (
   input: StartMetricStreamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStartMetricStreamsInput(input, context),
@@ -787,9 +717,7 @@ export const serializeAws_queryStopMetricStreamsCommand = async (
   input: StopMetricStreamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStopMetricStreamsInput(input, context),
@@ -803,9 +731,7 @@ export const serializeAws_queryTagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTagResourceInput(input, context),
@@ -819,9 +745,7 @@ export const serializeAws_queryUntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUntagResourceInput(input, context),
@@ -6097,6 +6021,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-codebuild/src/protocols/Aws_json1_1.ts b/clients/client-codebuild/src/protocols/Aws_json1_1.ts
index aab78a6b6200c..8196e57d32fce 100644
--- a/clients/client-codebuild/src/protocols/Aws_json1_1.ts
+++ b/clients/client-codebuild/src/protocols/Aws_json1_1.ts
@@ -267,10 +267,7 @@ export const serializeAws_json1_1BatchDeleteBuildsCommand = async (
   input: BatchDeleteBuildsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.BatchDeleteBuilds",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDeleteBuilds");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDeleteBuildsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -280,10 +277,7 @@ export const serializeAws_json1_1BatchGetBuildBatchesCommand = async (
   input: BatchGetBuildBatchesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.BatchGetBuildBatches",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetBuildBatches");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetBuildBatchesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -293,10 +287,7 @@ export const serializeAws_json1_1BatchGetBuildsCommand = async (
   input: BatchGetBuildsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.BatchGetBuilds",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetBuilds");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetBuildsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -306,10 +297,7 @@ export const serializeAws_json1_1BatchGetProjectsCommand = async (
   input: BatchGetProjectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.BatchGetProjects",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetProjects");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetProjectsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -319,10 +307,7 @@ export const serializeAws_json1_1BatchGetReportGroupsCommand = async (
   input: BatchGetReportGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.BatchGetReportGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetReportGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetReportGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -332,10 +317,7 @@ export const serializeAws_json1_1BatchGetReportsCommand = async (
   input: BatchGetReportsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.BatchGetReports",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetReports");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetReportsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -345,10 +327,7 @@ export const serializeAws_json1_1CreateProjectCommand = async (
   input: CreateProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.CreateProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProjectInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -358,10 +337,7 @@ export const serializeAws_json1_1CreateReportGroupCommand = async (
   input: CreateReportGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.CreateReportGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateReportGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateReportGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -371,10 +347,7 @@ export const serializeAws_json1_1CreateWebhookCommand = async (
   input: CreateWebhookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.CreateWebhook",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWebhook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWebhookInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -384,10 +357,7 @@ export const serializeAws_json1_1DeleteBuildBatchCommand = async (
   input: DeleteBuildBatchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.DeleteBuildBatch",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBuildBatch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBuildBatchInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -397,10 +367,7 @@ export const serializeAws_json1_1DeleteProjectCommand = async (
   input: DeleteProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.DeleteProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProjectInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -410,10 +377,7 @@ export const serializeAws_json1_1DeleteReportCommand = async (
   input: DeleteReportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.DeleteReport",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteReport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteReportInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -423,10 +387,7 @@ export const serializeAws_json1_1DeleteReportGroupCommand = async (
   input: DeleteReportGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.DeleteReportGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteReportGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteReportGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -436,10 +397,7 @@ export const serializeAws_json1_1DeleteResourcePolicyCommand = async (
   input: DeleteResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.DeleteResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourcePolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -449,10 +407,7 @@ export const serializeAws_json1_1DeleteSourceCredentialsCommand = async (
   input: DeleteSourceCredentialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.DeleteSourceCredentials",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSourceCredentials");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSourceCredentialsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -462,10 +417,7 @@ export const serializeAws_json1_1DeleteWebhookCommand = async (
   input: DeleteWebhookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.DeleteWebhook",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWebhook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWebhookInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -475,10 +427,7 @@ export const serializeAws_json1_1DescribeCodeCoveragesCommand = async (
   input: DescribeCodeCoveragesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.DescribeCodeCoverages",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCodeCoverages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCodeCoveragesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -488,10 +437,7 @@ export const serializeAws_json1_1DescribeTestCasesCommand = async (
   input: DescribeTestCasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.DescribeTestCases",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTestCases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTestCasesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -501,10 +447,7 @@ export const serializeAws_json1_1GetReportGroupTrendCommand = async (
   input: GetReportGroupTrendCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.GetReportGroupTrend",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetReportGroupTrend");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetReportGroupTrendInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -514,10 +457,7 @@ export const serializeAws_json1_1GetResourcePolicyCommand = async (
   input: GetResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.GetResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourcePolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -527,10 +467,7 @@ export const serializeAws_json1_1ImportSourceCredentialsCommand = async (
   input: ImportSourceCredentialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ImportSourceCredentials",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportSourceCredentials");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportSourceCredentialsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -540,10 +477,7 @@ export const serializeAws_json1_1InvalidateProjectCacheCommand = async (
   input: InvalidateProjectCacheCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.InvalidateProjectCache",
-  };
+  const headers: __HeaderBag = sharedHeaders("InvalidateProjectCache");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1InvalidateProjectCacheInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -553,10 +487,7 @@ export const serializeAws_json1_1ListBuildBatchesCommand = async (
   input: ListBuildBatchesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListBuildBatches",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBuildBatches");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBuildBatchesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -566,10 +497,7 @@ export const serializeAws_json1_1ListBuildBatchesForProjectCommand = async (
   input: ListBuildBatchesForProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListBuildBatchesForProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBuildBatchesForProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBuildBatchesForProjectInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -579,10 +507,7 @@ export const serializeAws_json1_1ListBuildsCommand = async (
   input: ListBuildsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListBuilds",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBuilds");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBuildsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -592,10 +517,7 @@ export const serializeAws_json1_1ListBuildsForProjectCommand = async (
   input: ListBuildsForProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListBuildsForProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBuildsForProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBuildsForProjectInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -605,10 +527,7 @@ export const serializeAws_json1_1ListCuratedEnvironmentImagesCommand = async (
   input: ListCuratedEnvironmentImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListCuratedEnvironmentImages",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCuratedEnvironmentImages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCuratedEnvironmentImagesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -618,10 +537,7 @@ export const serializeAws_json1_1ListProjectsCommand = async (
   input: ListProjectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListProjects",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProjects");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProjectsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -631,10 +547,7 @@ export const serializeAws_json1_1ListReportGroupsCommand = async (
   input: ListReportGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListReportGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReportGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReportGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -644,10 +557,7 @@ export const serializeAws_json1_1ListReportsCommand = async (
   input: ListReportsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListReports",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReports");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReportsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -657,10 +567,7 @@ export const serializeAws_json1_1ListReportsForReportGroupCommand = async (
   input: ListReportsForReportGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListReportsForReportGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReportsForReportGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReportsForReportGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -670,10 +577,7 @@ export const serializeAws_json1_1ListSharedProjectsCommand = async (
   input: ListSharedProjectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListSharedProjects",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSharedProjects");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSharedProjectsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -683,10 +587,7 @@ export const serializeAws_json1_1ListSharedReportGroupsCommand = async (
   input: ListSharedReportGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListSharedReportGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSharedReportGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSharedReportGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -696,10 +597,7 @@ export const serializeAws_json1_1ListSourceCredentialsCommand = async (
   input: ListSourceCredentialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.ListSourceCredentials",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSourceCredentials");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSourceCredentialsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -709,10 +607,7 @@ export const serializeAws_json1_1PutResourcePolicyCommand = async (
   input: PutResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.PutResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourcePolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -722,10 +617,7 @@ export const serializeAws_json1_1RetryBuildCommand = async (
   input: RetryBuildCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.RetryBuild",
-  };
+  const headers: __HeaderBag = sharedHeaders("RetryBuild");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RetryBuildInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -735,10 +627,7 @@ export const serializeAws_json1_1RetryBuildBatchCommand = async (
   input: RetryBuildBatchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.RetryBuildBatch",
-  };
+  const headers: __HeaderBag = sharedHeaders("RetryBuildBatch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RetryBuildBatchInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -748,10 +637,7 @@ export const serializeAws_json1_1StartBuildCommand = async (
   input: StartBuildCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.StartBuild",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartBuild");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartBuildInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -761,10 +647,7 @@ export const serializeAws_json1_1StartBuildBatchCommand = async (
   input: StartBuildBatchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.StartBuildBatch",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartBuildBatch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartBuildBatchInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -774,10 +657,7 @@ export const serializeAws_json1_1StopBuildCommand = async (
   input: StopBuildCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.StopBuild",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopBuild");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopBuildInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -787,10 +667,7 @@ export const serializeAws_json1_1StopBuildBatchCommand = async (
   input: StopBuildBatchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.StopBuildBatch",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopBuildBatch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopBuildBatchInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -800,10 +677,7 @@ export const serializeAws_json1_1UpdateProjectCommand = async (
   input: UpdateProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.UpdateProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProjectInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -813,10 +687,7 @@ export const serializeAws_json1_1UpdateProjectVisibilityCommand = async (
   input: UpdateProjectVisibilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.UpdateProjectVisibility",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProjectVisibility");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProjectVisibilityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -826,10 +697,7 @@ export const serializeAws_json1_1UpdateReportGroupCommand = async (
   input: UpdateReportGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.UpdateReportGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateReportGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateReportGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -839,10 +707,7 @@ export const serializeAws_json1_1UpdateWebhookCommand = async (
   input: UpdateWebhookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeBuild_20161006.UpdateWebhook",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWebhook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateWebhookInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5474,6 +5339,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `CodeBuild_20161006.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-codecommit/src/protocols/Aws_json1_1.ts b/clients/client-codecommit/src/protocols/Aws_json1_1.ts
index 72406995c7364..e459db20ec13e 100644
--- a/clients/client-codecommit/src/protocols/Aws_json1_1.ts
+++ b/clients/client-codecommit/src/protocols/Aws_json1_1.ts
@@ -636,10 +636,7 @@ export const serializeAws_json1_1AssociateApprovalRuleTemplateWithRepositoryComm
   input: AssociateApprovalRuleTemplateWithRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.AssociateApprovalRuleTemplateWithRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateApprovalRuleTemplateWithRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateApprovalRuleTemplateWithRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -649,10 +646,7 @@ export const serializeAws_json1_1BatchAssociateApprovalRuleTemplateWithRepositor
   input: BatchAssociateApprovalRuleTemplateWithRepositoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.BatchAssociateApprovalRuleTemplateWithRepositories",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchAssociateApprovalRuleTemplateWithRepositories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchAssociateApprovalRuleTemplateWithRepositoriesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -662,10 +656,7 @@ export const serializeAws_json1_1BatchDescribeMergeConflictsCommand = async (
   input: BatchDescribeMergeConflictsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.BatchDescribeMergeConflicts",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDescribeMergeConflicts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDescribeMergeConflictsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -675,10 +666,7 @@ export const serializeAws_json1_1BatchDisassociateApprovalRuleTemplateFromReposi
   input: BatchDisassociateApprovalRuleTemplateFromRepositoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.BatchDisassociateApprovalRuleTemplateFromRepositories",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDisassociateApprovalRuleTemplateFromRepositories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDisassociateApprovalRuleTemplateFromRepositoriesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -688,10 +676,7 @@ export const serializeAws_json1_1BatchGetCommitsCommand = async (
   input: BatchGetCommitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.BatchGetCommits",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetCommits");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetCommitsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -701,10 +686,7 @@ export const serializeAws_json1_1BatchGetRepositoriesCommand = async (
   input: BatchGetRepositoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.BatchGetRepositories",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetRepositories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetRepositoriesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -714,10 +696,7 @@ export const serializeAws_json1_1CreateApprovalRuleTemplateCommand = async (
   input: CreateApprovalRuleTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.CreateApprovalRuleTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApprovalRuleTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateApprovalRuleTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -727,10 +706,7 @@ export const serializeAws_json1_1CreateBranchCommand = async (
   input: CreateBranchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.CreateBranch",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBranch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBranchInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -740,10 +716,7 @@ export const serializeAws_json1_1CreateCommitCommand = async (
   input: CreateCommitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.CreateCommit",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCommit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCommitInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -753,10 +726,7 @@ export const serializeAws_json1_1CreatePullRequestCommand = async (
   input: CreatePullRequestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.CreatePullRequest",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePullRequest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePullRequestInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -766,10 +736,7 @@ export const serializeAws_json1_1CreatePullRequestApprovalRuleCommand = async (
   input: CreatePullRequestApprovalRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.CreatePullRequestApprovalRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePullRequestApprovalRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePullRequestApprovalRuleInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -779,10 +746,7 @@ export const serializeAws_json1_1CreateRepositoryCommand = async (
   input: CreateRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.CreateRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -792,10 +756,7 @@ export const serializeAws_json1_1CreateUnreferencedMergeCommitCommand = async (
   input: CreateUnreferencedMergeCommitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.CreateUnreferencedMergeCommit",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUnreferencedMergeCommit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUnreferencedMergeCommitInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -805,10 +766,7 @@ export const serializeAws_json1_1DeleteApprovalRuleTemplateCommand = async (
   input: DeleteApprovalRuleTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.DeleteApprovalRuleTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApprovalRuleTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApprovalRuleTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -818,10 +776,7 @@ export const serializeAws_json1_1DeleteBranchCommand = async (
   input: DeleteBranchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.DeleteBranch",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBranch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBranchInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -831,10 +786,7 @@ export const serializeAws_json1_1DeleteCommentContentCommand = async (
   input: DeleteCommentContentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.DeleteCommentContent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCommentContent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCommentContentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -844,10 +796,7 @@ export const serializeAws_json1_1DeleteFileCommand = async (
   input: DeleteFileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.DeleteFile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFileInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -857,10 +806,7 @@ export const serializeAws_json1_1DeletePullRequestApprovalRuleCommand = async (
   input: DeletePullRequestApprovalRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.DeletePullRequestApprovalRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePullRequestApprovalRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePullRequestApprovalRuleInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -870,10 +816,7 @@ export const serializeAws_json1_1DeleteRepositoryCommand = async (
   input: DeleteRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.DeleteRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -883,10 +826,7 @@ export const serializeAws_json1_1DescribeMergeConflictsCommand = async (
   input: DescribeMergeConflictsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.DescribeMergeConflicts",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMergeConflicts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMergeConflictsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -896,10 +836,7 @@ export const serializeAws_json1_1DescribePullRequestEventsCommand = async (
   input: DescribePullRequestEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.DescribePullRequestEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePullRequestEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePullRequestEventsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -909,10 +846,7 @@ export const serializeAws_json1_1DisassociateApprovalRuleTemplateFromRepositoryC
   input: DisassociateApprovalRuleTemplateFromRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.DisassociateApprovalRuleTemplateFromRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateApprovalRuleTemplateFromRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateApprovalRuleTemplateFromRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -922,10 +856,7 @@ export const serializeAws_json1_1EvaluatePullRequestApprovalRulesCommand = async
   input: EvaluatePullRequestApprovalRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.EvaluatePullRequestApprovalRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("EvaluatePullRequestApprovalRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EvaluatePullRequestApprovalRulesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -935,10 +866,7 @@ export const serializeAws_json1_1GetApprovalRuleTemplateCommand = async (
   input: GetApprovalRuleTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetApprovalRuleTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetApprovalRuleTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetApprovalRuleTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -948,10 +876,7 @@ export const serializeAws_json1_1GetBlobCommand = async (
   input: GetBlobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetBlob",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBlob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBlobInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -961,10 +886,7 @@ export const serializeAws_json1_1GetBranchCommand = async (
   input: GetBranchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetBranch",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBranch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBranchInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -974,10 +896,7 @@ export const serializeAws_json1_1GetCommentCommand = async (
   input: GetCommentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetComment",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetComment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCommentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -987,10 +906,7 @@ export const serializeAws_json1_1GetCommentReactionsCommand = async (
   input: GetCommentReactionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetCommentReactions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCommentReactions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCommentReactionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1000,10 +916,7 @@ export const serializeAws_json1_1GetCommentsForComparedCommitCommand = async (
   input: GetCommentsForComparedCommitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetCommentsForComparedCommit",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCommentsForComparedCommit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCommentsForComparedCommitInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1013,10 +926,7 @@ export const serializeAws_json1_1GetCommentsForPullRequestCommand = async (
   input: GetCommentsForPullRequestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetCommentsForPullRequest",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCommentsForPullRequest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCommentsForPullRequestInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1026,10 +936,7 @@ export const serializeAws_json1_1GetCommitCommand = async (
   input: GetCommitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetCommit",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCommit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCommitInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1039,10 +946,7 @@ export const serializeAws_json1_1GetDifferencesCommand = async (
   input: GetDifferencesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetDifferences",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDifferences");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDifferencesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1052,10 +956,7 @@ export const serializeAws_json1_1GetFileCommand = async (
   input: GetFileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetFile",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFileInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1065,10 +966,7 @@ export const serializeAws_json1_1GetFolderCommand = async (
   input: GetFolderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetFolder",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFolder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFolderInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1078,10 +976,7 @@ export const serializeAws_json1_1GetMergeCommitCommand = async (
   input: GetMergeCommitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetMergeCommit",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMergeCommit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMergeCommitInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1091,10 +986,7 @@ export const serializeAws_json1_1GetMergeConflictsCommand = async (
   input: GetMergeConflictsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetMergeConflicts",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMergeConflicts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMergeConflictsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1104,10 +996,7 @@ export const serializeAws_json1_1GetMergeOptionsCommand = async (
   input: GetMergeOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetMergeOptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMergeOptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMergeOptionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1117,10 +1006,7 @@ export const serializeAws_json1_1GetPullRequestCommand = async (
   input: GetPullRequestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetPullRequest",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPullRequest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPullRequestInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1130,10 +1016,7 @@ export const serializeAws_json1_1GetPullRequestApprovalStatesCommand = async (
   input: GetPullRequestApprovalStatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetPullRequestApprovalStates",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPullRequestApprovalStates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPullRequestApprovalStatesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1143,10 +1026,7 @@ export const serializeAws_json1_1GetPullRequestOverrideStateCommand = async (
   input: GetPullRequestOverrideStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetPullRequestOverrideState",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPullRequestOverrideState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPullRequestOverrideStateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1156,10 +1036,7 @@ export const serializeAws_json1_1GetRepositoryCommand = async (
   input: GetRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1169,10 +1046,7 @@ export const serializeAws_json1_1GetRepositoryTriggersCommand = async (
   input: GetRepositoryTriggersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.GetRepositoryTriggers",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRepositoryTriggers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRepositoryTriggersInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1182,10 +1056,7 @@ export const serializeAws_json1_1ListApprovalRuleTemplatesCommand = async (
   input: ListApprovalRuleTemplatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.ListApprovalRuleTemplates",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApprovalRuleTemplates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApprovalRuleTemplatesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1195,10 +1066,7 @@ export const serializeAws_json1_1ListAssociatedApprovalRuleTemplatesForRepositor
   input: ListAssociatedApprovalRuleTemplatesForRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.ListAssociatedApprovalRuleTemplatesForRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssociatedApprovalRuleTemplatesForRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssociatedApprovalRuleTemplatesForRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1208,10 +1076,7 @@ export const serializeAws_json1_1ListBranchesCommand = async (
   input: ListBranchesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.ListBranches",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBranches");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBranchesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1221,10 +1086,7 @@ export const serializeAws_json1_1ListPullRequestsCommand = async (
   input: ListPullRequestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.ListPullRequests",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPullRequests");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPullRequestsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1234,10 +1096,7 @@ export const serializeAws_json1_1ListRepositoriesCommand = async (
   input: ListRepositoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.ListRepositories",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRepositories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRepositoriesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1247,10 +1106,7 @@ export const serializeAws_json1_1ListRepositoriesForApprovalRuleTemplateCommand
   input: ListRepositoriesForApprovalRuleTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.ListRepositoriesForApprovalRuleTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRepositoriesForApprovalRuleTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRepositoriesForApprovalRuleTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1260,10 +1116,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1273,10 +1126,7 @@ export const serializeAws_json1_1MergeBranchesByFastForwardCommand = async (
   input: MergeBranchesByFastForwardCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.MergeBranchesByFastForward",
-  };
+  const headers: __HeaderBag = sharedHeaders("MergeBranchesByFastForward");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MergeBranchesByFastForwardInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1286,10 +1136,7 @@ export const serializeAws_json1_1MergeBranchesBySquashCommand = async (
   input: MergeBranchesBySquashCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.MergeBranchesBySquash",
-  };
+  const headers: __HeaderBag = sharedHeaders("MergeBranchesBySquash");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MergeBranchesBySquashInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1299,10 +1146,7 @@ export const serializeAws_json1_1MergeBranchesByThreeWayCommand = async (
   input: MergeBranchesByThreeWayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.MergeBranchesByThreeWay",
-  };
+  const headers: __HeaderBag = sharedHeaders("MergeBranchesByThreeWay");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MergeBranchesByThreeWayInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1312,10 +1156,7 @@ export const serializeAws_json1_1MergePullRequestByFastForwardCommand = async (
   input: MergePullRequestByFastForwardCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.MergePullRequestByFastForward",
-  };
+  const headers: __HeaderBag = sharedHeaders("MergePullRequestByFastForward");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MergePullRequestByFastForwardInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1325,10 +1166,7 @@ export const serializeAws_json1_1MergePullRequestBySquashCommand = async (
   input: MergePullRequestBySquashCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.MergePullRequestBySquash",
-  };
+  const headers: __HeaderBag = sharedHeaders("MergePullRequestBySquash");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MergePullRequestBySquashInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1338,10 +1176,7 @@ export const serializeAws_json1_1MergePullRequestByThreeWayCommand = async (
   input: MergePullRequestByThreeWayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.MergePullRequestByThreeWay",
-  };
+  const headers: __HeaderBag = sharedHeaders("MergePullRequestByThreeWay");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MergePullRequestByThreeWayInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1351,10 +1186,7 @@ export const serializeAws_json1_1OverridePullRequestApprovalRulesCommand = async
   input: OverridePullRequestApprovalRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.OverridePullRequestApprovalRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("OverridePullRequestApprovalRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1OverridePullRequestApprovalRulesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1364,10 +1196,7 @@ export const serializeAws_json1_1PostCommentForComparedCommitCommand = async (
   input: PostCommentForComparedCommitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.PostCommentForComparedCommit",
-  };
+  const headers: __HeaderBag = sharedHeaders("PostCommentForComparedCommit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PostCommentForComparedCommitInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1377,10 +1206,7 @@ export const serializeAws_json1_1PostCommentForPullRequestCommand = async (
   input: PostCommentForPullRequestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.PostCommentForPullRequest",
-  };
+  const headers: __HeaderBag = sharedHeaders("PostCommentForPullRequest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PostCommentForPullRequestInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1390,10 +1216,7 @@ export const serializeAws_json1_1PostCommentReplyCommand = async (
   input: PostCommentReplyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.PostCommentReply",
-  };
+  const headers: __HeaderBag = sharedHeaders("PostCommentReply");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PostCommentReplyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1403,10 +1226,7 @@ export const serializeAws_json1_1PutCommentReactionCommand = async (
   input: PutCommentReactionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.PutCommentReaction",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutCommentReaction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutCommentReactionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1416,10 +1236,7 @@ export const serializeAws_json1_1PutFileCommand = async (
   input: PutFileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.PutFile",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutFile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutFileInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1429,10 +1246,7 @@ export const serializeAws_json1_1PutRepositoryTriggersCommand = async (
   input: PutRepositoryTriggersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.PutRepositoryTriggers",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRepositoryTriggers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRepositoryTriggersInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1442,10 +1256,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1455,10 +1266,7 @@ export const serializeAws_json1_1TestRepositoryTriggersCommand = async (
   input: TestRepositoryTriggersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.TestRepositoryTriggers",
-  };
+  const headers: __HeaderBag = sharedHeaders("TestRepositoryTriggers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TestRepositoryTriggersInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1468,10 +1276,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1481,10 +1286,7 @@ export const serializeAws_json1_1UpdateApprovalRuleTemplateContentCommand = asyn
   input: UpdateApprovalRuleTemplateContentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdateApprovalRuleTemplateContent",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApprovalRuleTemplateContent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApprovalRuleTemplateContentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1494,10 +1296,7 @@ export const serializeAws_json1_1UpdateApprovalRuleTemplateDescriptionCommand =
   input: UpdateApprovalRuleTemplateDescriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdateApprovalRuleTemplateDescription",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApprovalRuleTemplateDescription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApprovalRuleTemplateDescriptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1507,10 +1306,7 @@ export const serializeAws_json1_1UpdateApprovalRuleTemplateNameCommand = async (
   input: UpdateApprovalRuleTemplateNameCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdateApprovalRuleTemplateName",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApprovalRuleTemplateName");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApprovalRuleTemplateNameInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1520,10 +1316,7 @@ export const serializeAws_json1_1UpdateCommentCommand = async (
   input: UpdateCommentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdateComment",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateComment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCommentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1533,10 +1326,7 @@ export const serializeAws_json1_1UpdateDefaultBranchCommand = async (
   input: UpdateDefaultBranchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdateDefaultBranch",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDefaultBranch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDefaultBranchInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1546,10 +1336,7 @@ export const serializeAws_json1_1UpdatePullRequestApprovalRuleContentCommand = a
   input: UpdatePullRequestApprovalRuleContentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdatePullRequestApprovalRuleContent",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePullRequestApprovalRuleContent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePullRequestApprovalRuleContentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1559,10 +1346,7 @@ export const serializeAws_json1_1UpdatePullRequestApprovalStateCommand = async (
   input: UpdatePullRequestApprovalStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdatePullRequestApprovalState",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePullRequestApprovalState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePullRequestApprovalStateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1572,10 +1356,7 @@ export const serializeAws_json1_1UpdatePullRequestDescriptionCommand = async (
   input: UpdatePullRequestDescriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdatePullRequestDescription",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePullRequestDescription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePullRequestDescriptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1585,10 +1366,7 @@ export const serializeAws_json1_1UpdatePullRequestStatusCommand = async (
   input: UpdatePullRequestStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdatePullRequestStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePullRequestStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePullRequestStatusInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1598,10 +1376,7 @@ export const serializeAws_json1_1UpdatePullRequestTitleCommand = async (
   input: UpdatePullRequestTitleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdatePullRequestTitle",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePullRequestTitle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePullRequestTitleInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1611,10 +1386,7 @@ export const serializeAws_json1_1UpdateRepositoryDescriptionCommand = async (
   input: UpdateRepositoryDescriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdateRepositoryDescription",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRepositoryDescription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRepositoryDescriptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1624,10 +1396,7 @@ export const serializeAws_json1_1UpdateRepositoryNameCommand = async (
   input: UpdateRepositoryNameCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeCommit_20150413.UpdateRepositoryName",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRepositoryName");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRepositoryNameInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -14659,6 +14428,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `CodeCommit_20150413.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-codedeploy/src/protocols/Aws_json1_1.ts b/clients/client-codedeploy/src/protocols/Aws_json1_1.ts
index 9f622f932244c..e99dcfee7b8c4 100644
--- a/clients/client-codedeploy/src/protocols/Aws_json1_1.ts
+++ b/clients/client-codedeploy/src/protocols/Aws_json1_1.ts
@@ -429,10 +429,7 @@ export const serializeAws_json1_1AddTagsToOnPremisesInstancesCommand = async (
   input: AddTagsToOnPremisesInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.AddTagsToOnPremisesInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTagsToOnPremisesInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsToOnPremisesInstancesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -442,10 +439,7 @@ export const serializeAws_json1_1BatchGetApplicationRevisionsCommand = async (
   input: BatchGetApplicationRevisionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.BatchGetApplicationRevisions",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetApplicationRevisions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetApplicationRevisionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -455,10 +449,7 @@ export const serializeAws_json1_1BatchGetApplicationsCommand = async (
   input: BatchGetApplicationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.BatchGetApplications",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetApplications");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetApplicationsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -468,10 +459,7 @@ export const serializeAws_json1_1BatchGetDeploymentGroupsCommand = async (
   input: BatchGetDeploymentGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.BatchGetDeploymentGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetDeploymentGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetDeploymentGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -481,10 +469,7 @@ export const serializeAws_json1_1BatchGetDeploymentInstancesCommand = async (
   input: BatchGetDeploymentInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.BatchGetDeploymentInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetDeploymentInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetDeploymentInstancesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -494,10 +479,7 @@ export const serializeAws_json1_1BatchGetDeploymentsCommand = async (
   input: BatchGetDeploymentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.BatchGetDeployments",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetDeployments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetDeploymentsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -507,10 +489,7 @@ export const serializeAws_json1_1BatchGetDeploymentTargetsCommand = async (
   input: BatchGetDeploymentTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.BatchGetDeploymentTargets",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetDeploymentTargets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetDeploymentTargetsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -520,10 +499,7 @@ export const serializeAws_json1_1BatchGetOnPremisesInstancesCommand = async (
   input: BatchGetOnPremisesInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.BatchGetOnPremisesInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetOnPremisesInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetOnPremisesInstancesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -533,10 +509,7 @@ export const serializeAws_json1_1ContinueDeploymentCommand = async (
   input: ContinueDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.ContinueDeployment",
-  };
+  const headers: __HeaderBag = sharedHeaders("ContinueDeployment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ContinueDeploymentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -546,10 +519,7 @@ export const serializeAws_json1_1CreateApplicationCommand = async (
   input: CreateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.CreateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateApplicationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -559,10 +529,7 @@ export const serializeAws_json1_1CreateDeploymentCommand = async (
   input: CreateDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.CreateDeployment",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDeployment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDeploymentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -572,10 +539,7 @@ export const serializeAws_json1_1CreateDeploymentConfigCommand = async (
   input: CreateDeploymentConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.CreateDeploymentConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDeploymentConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDeploymentConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -585,10 +549,7 @@ export const serializeAws_json1_1CreateDeploymentGroupCommand = async (
   input: CreateDeploymentGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.CreateDeploymentGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDeploymentGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDeploymentGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -598,10 +559,7 @@ export const serializeAws_json1_1DeleteApplicationCommand = async (
   input: DeleteApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.DeleteApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -611,10 +569,7 @@ export const serializeAws_json1_1DeleteDeploymentConfigCommand = async (
   input: DeleteDeploymentConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.DeleteDeploymentConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDeploymentConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDeploymentConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -624,10 +579,7 @@ export const serializeAws_json1_1DeleteDeploymentGroupCommand = async (
   input: DeleteDeploymentGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.DeleteDeploymentGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDeploymentGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDeploymentGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -637,10 +589,7 @@ export const serializeAws_json1_1DeleteGitHubAccountTokenCommand = async (
   input: DeleteGitHubAccountTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.DeleteGitHubAccountToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGitHubAccountToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGitHubAccountTokenInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -650,10 +599,7 @@ export const serializeAws_json1_1DeleteResourcesByExternalIdCommand = async (
   input: DeleteResourcesByExternalIdCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.DeleteResourcesByExternalId",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourcesByExternalId");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourcesByExternalIdInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -663,10 +609,7 @@ export const serializeAws_json1_1DeregisterOnPremisesInstanceCommand = async (
   input: DeregisterOnPremisesInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.DeregisterOnPremisesInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterOnPremisesInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterOnPremisesInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -676,10 +619,7 @@ export const serializeAws_json1_1GetApplicationCommand = async (
   input: GetApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.GetApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetApplicationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -689,10 +629,7 @@ export const serializeAws_json1_1GetApplicationRevisionCommand = async (
   input: GetApplicationRevisionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.GetApplicationRevision",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetApplicationRevision");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetApplicationRevisionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -702,10 +639,7 @@ export const serializeAws_json1_1GetDeploymentCommand = async (
   input: GetDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.GetDeployment",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDeployment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeploymentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -715,10 +649,7 @@ export const serializeAws_json1_1GetDeploymentConfigCommand = async (
   input: GetDeploymentConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.GetDeploymentConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDeploymentConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeploymentConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -728,10 +659,7 @@ export const serializeAws_json1_1GetDeploymentGroupCommand = async (
   input: GetDeploymentGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.GetDeploymentGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDeploymentGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeploymentGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -741,10 +669,7 @@ export const serializeAws_json1_1GetDeploymentInstanceCommand = async (
   input: GetDeploymentInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.GetDeploymentInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDeploymentInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeploymentInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -754,10 +679,7 @@ export const serializeAws_json1_1GetDeploymentTargetCommand = async (
   input: GetDeploymentTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.GetDeploymentTarget",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDeploymentTarget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeploymentTargetInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -767,10 +689,7 @@ export const serializeAws_json1_1GetOnPremisesInstanceCommand = async (
   input: GetOnPremisesInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.GetOnPremisesInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOnPremisesInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOnPremisesInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -780,10 +699,7 @@ export const serializeAws_json1_1ListApplicationRevisionsCommand = async (
   input: ListApplicationRevisionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.ListApplicationRevisions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApplicationRevisions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApplicationRevisionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -793,10 +709,7 @@ export const serializeAws_json1_1ListApplicationsCommand = async (
   input: ListApplicationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.ListApplications",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApplications");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApplicationsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -806,10 +719,7 @@ export const serializeAws_json1_1ListDeploymentConfigsCommand = async (
   input: ListDeploymentConfigsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.ListDeploymentConfigs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDeploymentConfigs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDeploymentConfigsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -819,10 +729,7 @@ export const serializeAws_json1_1ListDeploymentGroupsCommand = async (
   input: ListDeploymentGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.ListDeploymentGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDeploymentGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDeploymentGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -832,10 +739,7 @@ export const serializeAws_json1_1ListDeploymentInstancesCommand = async (
   input: ListDeploymentInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.ListDeploymentInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDeploymentInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDeploymentInstancesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -845,10 +749,7 @@ export const serializeAws_json1_1ListDeploymentsCommand = async (
   input: ListDeploymentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.ListDeployments",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDeployments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDeploymentsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -858,10 +759,7 @@ export const serializeAws_json1_1ListDeploymentTargetsCommand = async (
   input: ListDeploymentTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.ListDeploymentTargets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDeploymentTargets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDeploymentTargetsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -871,10 +769,7 @@ export const serializeAws_json1_1ListGitHubAccountTokenNamesCommand = async (
   input: ListGitHubAccountTokenNamesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.ListGitHubAccountTokenNames",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGitHubAccountTokenNames");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGitHubAccountTokenNamesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -884,10 +779,7 @@ export const serializeAws_json1_1ListOnPremisesInstancesCommand = async (
   input: ListOnPremisesInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.ListOnPremisesInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOnPremisesInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOnPremisesInstancesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -897,10 +789,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -910,10 +799,7 @@ export const serializeAws_json1_1PutLifecycleEventHookExecutionStatusCommand = a
   input: PutLifecycleEventHookExecutionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.PutLifecycleEventHookExecutionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutLifecycleEventHookExecutionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutLifecycleEventHookExecutionStatusInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -923,10 +809,7 @@ export const serializeAws_json1_1RegisterApplicationRevisionCommand = async (
   input: RegisterApplicationRevisionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.RegisterApplicationRevision",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterApplicationRevision");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterApplicationRevisionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -936,10 +819,7 @@ export const serializeAws_json1_1RegisterOnPremisesInstanceCommand = async (
   input: RegisterOnPremisesInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.RegisterOnPremisesInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterOnPremisesInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterOnPremisesInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -949,10 +829,7 @@ export const serializeAws_json1_1RemoveTagsFromOnPremisesInstancesCommand = asyn
   input: RemoveTagsFromOnPremisesInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.RemoveTagsFromOnPremisesInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTagsFromOnPremisesInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTagsFromOnPremisesInstancesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -962,10 +839,7 @@ export const serializeAws_json1_1SkipWaitTimeForInstanceTerminationCommand = asy
   input: SkipWaitTimeForInstanceTerminationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.SkipWaitTimeForInstanceTermination",
-  };
+  const headers: __HeaderBag = sharedHeaders("SkipWaitTimeForInstanceTermination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SkipWaitTimeForInstanceTerminationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -975,10 +849,7 @@ export const serializeAws_json1_1StopDeploymentCommand = async (
   input: StopDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.StopDeployment",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopDeployment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopDeploymentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -988,10 +859,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1001,10 +869,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1014,10 +879,7 @@ export const serializeAws_json1_1UpdateApplicationCommand = async (
   input: UpdateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.UpdateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApplicationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1027,10 +889,7 @@ export const serializeAws_json1_1UpdateDeploymentGroupCommand = async (
   input: UpdateDeploymentGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeDeploy_20141006.UpdateDeploymentGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDeploymentGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDeploymentGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -8793,6 +8652,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `CodeDeploy_20141006.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-codepipeline/src/protocols/Aws_json1_1.ts b/clients/client-codepipeline/src/protocols/Aws_json1_1.ts
index 4e802cc799b9b..ef2e9c953d0cb 100644
--- a/clients/client-codepipeline/src/protocols/Aws_json1_1.ts
+++ b/clients/client-codepipeline/src/protocols/Aws_json1_1.ts
@@ -298,10 +298,7 @@ export const serializeAws_json1_1AcknowledgeJobCommand = async (
   input: AcknowledgeJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.AcknowledgeJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcknowledgeJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AcknowledgeJobInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -311,10 +308,7 @@ export const serializeAws_json1_1AcknowledgeThirdPartyJobCommand = async (
   input: AcknowledgeThirdPartyJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.AcknowledgeThirdPartyJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcknowledgeThirdPartyJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AcknowledgeThirdPartyJobInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -324,10 +318,7 @@ export const serializeAws_json1_1CreateCustomActionTypeCommand = async (
   input: CreateCustomActionTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.CreateCustomActionType",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCustomActionType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCustomActionTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -337,10 +328,7 @@ export const serializeAws_json1_1CreatePipelineCommand = async (
   input: CreatePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.CreatePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePipelineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -350,10 +338,7 @@ export const serializeAws_json1_1DeleteCustomActionTypeCommand = async (
   input: DeleteCustomActionTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.DeleteCustomActionType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCustomActionType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCustomActionTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -363,10 +348,7 @@ export const serializeAws_json1_1DeletePipelineCommand = async (
   input: DeletePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.DeletePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePipelineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -376,10 +358,7 @@ export const serializeAws_json1_1DeleteWebhookCommand = async (
   input: DeleteWebhookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.DeleteWebhook",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWebhook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWebhookInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -389,10 +368,7 @@ export const serializeAws_json1_1DeregisterWebhookWithThirdPartyCommand = async
   input: DeregisterWebhookWithThirdPartyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.DeregisterWebhookWithThirdParty",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterWebhookWithThirdParty");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterWebhookWithThirdPartyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -402,10 +378,7 @@ export const serializeAws_json1_1DisableStageTransitionCommand = async (
   input: DisableStageTransitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.DisableStageTransition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableStageTransition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableStageTransitionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -415,10 +388,7 @@ export const serializeAws_json1_1EnableStageTransitionCommand = async (
   input: EnableStageTransitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.EnableStageTransition",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableStageTransition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableStageTransitionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -428,10 +398,7 @@ export const serializeAws_json1_1GetActionTypeCommand = async (
   input: GetActionTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.GetActionType",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetActionType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetActionTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -441,10 +408,7 @@ export const serializeAws_json1_1GetJobDetailsCommand = async (
   input: GetJobDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.GetJobDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetJobDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetJobDetailsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -454,10 +418,7 @@ export const serializeAws_json1_1GetPipelineCommand = async (
   input: GetPipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.GetPipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPipelineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -467,10 +428,7 @@ export const serializeAws_json1_1GetPipelineExecutionCommand = async (
   input: GetPipelineExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.GetPipelineExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPipelineExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPipelineExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -480,10 +438,7 @@ export const serializeAws_json1_1GetPipelineStateCommand = async (
   input: GetPipelineStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.GetPipelineState",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPipelineState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPipelineStateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -493,10 +448,7 @@ export const serializeAws_json1_1GetThirdPartyJobDetailsCommand = async (
   input: GetThirdPartyJobDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.GetThirdPartyJobDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetThirdPartyJobDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetThirdPartyJobDetailsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -506,10 +458,7 @@ export const serializeAws_json1_1ListActionExecutionsCommand = async (
   input: ListActionExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.ListActionExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListActionExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListActionExecutionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -519,10 +468,7 @@ export const serializeAws_json1_1ListActionTypesCommand = async (
   input: ListActionTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.ListActionTypes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListActionTypes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListActionTypesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -532,10 +478,7 @@ export const serializeAws_json1_1ListPipelineExecutionsCommand = async (
   input: ListPipelineExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.ListPipelineExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPipelineExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPipelineExecutionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -545,10 +488,7 @@ export const serializeAws_json1_1ListPipelinesCommand = async (
   input: ListPipelinesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.ListPipelines",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPipelines");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPipelinesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -558,10 +498,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -571,10 +508,7 @@ export const serializeAws_json1_1ListWebhooksCommand = async (
   input: ListWebhooksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.ListWebhooks",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWebhooks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWebhooksInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -584,10 +518,7 @@ export const serializeAws_json1_1PollForJobsCommand = async (
   input: PollForJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.PollForJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("PollForJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PollForJobsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -597,10 +528,7 @@ export const serializeAws_json1_1PollForThirdPartyJobsCommand = async (
   input: PollForThirdPartyJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.PollForThirdPartyJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("PollForThirdPartyJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PollForThirdPartyJobsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -610,10 +538,7 @@ export const serializeAws_json1_1PutActionRevisionCommand = async (
   input: PutActionRevisionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.PutActionRevision",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutActionRevision");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutActionRevisionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -623,10 +548,7 @@ export const serializeAws_json1_1PutApprovalResultCommand = async (
   input: PutApprovalResultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.PutApprovalResult",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutApprovalResult");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutApprovalResultInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -636,10 +558,7 @@ export const serializeAws_json1_1PutJobFailureResultCommand = async (
   input: PutJobFailureResultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.PutJobFailureResult",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutJobFailureResult");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutJobFailureResultInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -649,10 +568,7 @@ export const serializeAws_json1_1PutJobSuccessResultCommand = async (
   input: PutJobSuccessResultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.PutJobSuccessResult",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutJobSuccessResult");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutJobSuccessResultInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -662,10 +578,7 @@ export const serializeAws_json1_1PutThirdPartyJobFailureResultCommand = async (
   input: PutThirdPartyJobFailureResultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.PutThirdPartyJobFailureResult",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutThirdPartyJobFailureResult");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutThirdPartyJobFailureResultInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -675,10 +588,7 @@ export const serializeAws_json1_1PutThirdPartyJobSuccessResultCommand = async (
   input: PutThirdPartyJobSuccessResultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.PutThirdPartyJobSuccessResult",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutThirdPartyJobSuccessResult");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutThirdPartyJobSuccessResultInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -688,10 +598,7 @@ export const serializeAws_json1_1PutWebhookCommand = async (
   input: PutWebhookCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.PutWebhook",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutWebhook");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutWebhookInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -701,10 +608,7 @@ export const serializeAws_json1_1RegisterWebhookWithThirdPartyCommand = async (
   input: RegisterWebhookWithThirdPartyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.RegisterWebhookWithThirdParty",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterWebhookWithThirdParty");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterWebhookWithThirdPartyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -714,10 +618,7 @@ export const serializeAws_json1_1RetryStageExecutionCommand = async (
   input: RetryStageExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.RetryStageExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("RetryStageExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RetryStageExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -727,10 +628,7 @@ export const serializeAws_json1_1StartPipelineExecutionCommand = async (
   input: StartPipelineExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.StartPipelineExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartPipelineExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartPipelineExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -740,10 +638,7 @@ export const serializeAws_json1_1StopPipelineExecutionCommand = async (
   input: StopPipelineExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.StopPipelineExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopPipelineExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopPipelineExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -753,10 +648,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -766,10 +658,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -779,10 +668,7 @@ export const serializeAws_json1_1UpdateActionTypeCommand = async (
   input: UpdateActionTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.UpdateActionType",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateActionType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateActionTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -792,10 +678,7 @@ export const serializeAws_json1_1UpdatePipelineCommand = async (
   input: UpdatePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodePipeline_20150709.UpdatePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePipelineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5681,6 +5564,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `CodePipeline_20150709.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-codestar-connections/src/protocols/Aws_json1_0.ts b/clients/client-codestar-connections/src/protocols/Aws_json1_0.ts
index a7bd3a8d7cf34..226f4fa372282 100644
--- a/clients/client-codestar-connections/src/protocols/Aws_json1_0.ts
+++ b/clients/client-codestar-connections/src/protocols/Aws_json1_0.ts
@@ -68,10 +68,7 @@ export const serializeAws_json1_0CreateConnectionCommand = async (
   input: CreateConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.CreateConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateConnectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -81,10 +78,7 @@ export const serializeAws_json1_0CreateHostCommand = async (
   input: CreateHostCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.CreateHost",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHost");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateHostInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -94,10 +88,7 @@ export const serializeAws_json1_0DeleteConnectionCommand = async (
   input: DeleteConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.DeleteConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteConnectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -107,10 +98,7 @@ export const serializeAws_json1_0DeleteHostCommand = async (
   input: DeleteHostCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.DeleteHost",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteHost");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteHostInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -120,10 +108,7 @@ export const serializeAws_json1_0GetConnectionCommand = async (
   input: GetConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.GetConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetConnectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -133,10 +118,7 @@ export const serializeAws_json1_0GetHostCommand = async (
   input: GetHostCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.GetHost",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetHost");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetHostInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -146,10 +128,7 @@ export const serializeAws_json1_0ListConnectionsCommand = async (
   input: ListConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.ListConnections",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListConnections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListConnectionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -159,10 +138,7 @@ export const serializeAws_json1_0ListHostsCommand = async (
   input: ListHostsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.ListHosts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHosts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListHostsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -172,10 +148,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -185,10 +158,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -198,10 +168,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -211,10 +178,7 @@ export const serializeAws_json1_0UpdateHostCommand = async (
   input: UpdateHostCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "CodeStar_connections_20191201.UpdateHost",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateHost");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateHostInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1201,6 +1165,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `CodeStar_connections_20191201.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-codestar/src/protocols/Aws_json1_1.ts b/clients/client-codestar/src/protocols/Aws_json1_1.ts
index 83ec6126dbace..90ed7aeafad96 100644
--- a/clients/client-codestar/src/protocols/Aws_json1_1.ts
+++ b/clients/client-codestar/src/protocols/Aws_json1_1.ts
@@ -113,10 +113,7 @@ export const serializeAws_json1_1AssociateTeamMemberCommand = async (
   input: AssociateTeamMemberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.AssociateTeamMember",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateTeamMember");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateTeamMemberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -126,10 +123,7 @@ export const serializeAws_json1_1CreateProjectCommand = async (
   input: CreateProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.CreateProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -139,10 +133,7 @@ export const serializeAws_json1_1CreateUserProfileCommand = async (
   input: CreateUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.CreateUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -152,10 +143,7 @@ export const serializeAws_json1_1DeleteProjectCommand = async (
   input: DeleteProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.DeleteProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -165,10 +153,7 @@ export const serializeAws_json1_1DeleteUserProfileCommand = async (
   input: DeleteUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.DeleteUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -178,10 +163,7 @@ export const serializeAws_json1_1DescribeProjectCommand = async (
   input: DescribeProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.DescribeProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -191,10 +173,7 @@ export const serializeAws_json1_1DescribeUserProfileCommand = async (
   input: DescribeUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.DescribeUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -204,10 +183,7 @@ export const serializeAws_json1_1DisassociateTeamMemberCommand = async (
   input: DisassociateTeamMemberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.DisassociateTeamMember",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateTeamMember");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateTeamMemberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -217,10 +193,7 @@ export const serializeAws_json1_1ListProjectsCommand = async (
   input: ListProjectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.ListProjects",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProjects");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProjectsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -230,10 +203,7 @@ export const serializeAws_json1_1ListResourcesCommand = async (
   input: ListResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.ListResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -243,10 +213,7 @@ export const serializeAws_json1_1ListTagsForProjectCommand = async (
   input: ListTagsForProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.ListTagsForProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -256,10 +223,7 @@ export const serializeAws_json1_1ListTeamMembersCommand = async (
   input: ListTeamMembersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.ListTeamMembers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTeamMembers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTeamMembersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -269,10 +233,7 @@ export const serializeAws_json1_1ListUserProfilesCommand = async (
   input: ListUserProfilesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.ListUserProfiles",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUserProfiles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUserProfilesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -282,10 +243,7 @@ export const serializeAws_json1_1TagProjectCommand = async (
   input: TagProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.TagProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -295,10 +253,7 @@ export const serializeAws_json1_1UntagProjectCommand = async (
   input: UntagProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.UntagProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -308,10 +263,7 @@ export const serializeAws_json1_1UpdateProjectCommand = async (
   input: UpdateProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.UpdateProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -321,10 +273,7 @@ export const serializeAws_json1_1UpdateTeamMemberCommand = async (
   input: UpdateTeamMemberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.UpdateTeamMember",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTeamMember");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTeamMemberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -334,10 +283,7 @@ export const serializeAws_json1_1UpdateUserProfileCommand = async (
   input: UpdateUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "CodeStar_20170419.UpdateUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2080,6 +2026,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `CodeStar_20170419.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cognito-identity-provider/src/protocols/Aws_json1_1.ts b/clients/client-cognito-identity-provider/src/protocols/Aws_json1_1.ts
index 369aff37e2768..157b96fc475da 100644
--- a/clients/client-cognito-identity-provider/src/protocols/Aws_json1_1.ts
+++ b/clients/client-cognito-identity-provider/src/protocols/Aws_json1_1.ts
@@ -601,10 +601,7 @@ export const serializeAws_json1_1AddCustomAttributesCommand = async (
   input: AddCustomAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AddCustomAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddCustomAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddCustomAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -614,10 +611,7 @@ export const serializeAws_json1_1AdminAddUserToGroupCommand = async (
   input: AdminAddUserToGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminAddUserToGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminAddUserToGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminAddUserToGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -627,10 +621,7 @@ export const serializeAws_json1_1AdminConfirmSignUpCommand = async (
   input: AdminConfirmSignUpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminConfirmSignUp",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminConfirmSignUp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminConfirmSignUpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -640,10 +631,7 @@ export const serializeAws_json1_1AdminCreateUserCommand = async (
   input: AdminCreateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminCreateUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminCreateUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminCreateUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -653,10 +641,7 @@ export const serializeAws_json1_1AdminDeleteUserCommand = async (
   input: AdminDeleteUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminDeleteUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminDeleteUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminDeleteUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -666,10 +651,7 @@ export const serializeAws_json1_1AdminDeleteUserAttributesCommand = async (
   input: AdminDeleteUserAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminDeleteUserAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminDeleteUserAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminDeleteUserAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -679,10 +661,7 @@ export const serializeAws_json1_1AdminDisableProviderForUserCommand = async (
   input: AdminDisableProviderForUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminDisableProviderForUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminDisableProviderForUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminDisableProviderForUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -692,10 +671,7 @@ export const serializeAws_json1_1AdminDisableUserCommand = async (
   input: AdminDisableUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminDisableUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminDisableUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminDisableUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -705,10 +681,7 @@ export const serializeAws_json1_1AdminEnableUserCommand = async (
   input: AdminEnableUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminEnableUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminEnableUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminEnableUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -718,10 +691,7 @@ export const serializeAws_json1_1AdminForgetDeviceCommand = async (
   input: AdminForgetDeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminForgetDevice",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminForgetDevice");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminForgetDeviceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -731,10 +701,7 @@ export const serializeAws_json1_1AdminGetDeviceCommand = async (
   input: AdminGetDeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminGetDevice",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminGetDevice");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminGetDeviceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -744,10 +711,7 @@ export const serializeAws_json1_1AdminGetUserCommand = async (
   input: AdminGetUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminGetUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminGetUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminGetUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -757,10 +721,7 @@ export const serializeAws_json1_1AdminInitiateAuthCommand = async (
   input: AdminInitiateAuthCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminInitiateAuth",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminInitiateAuth");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminInitiateAuthRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -770,10 +731,7 @@ export const serializeAws_json1_1AdminLinkProviderForUserCommand = async (
   input: AdminLinkProviderForUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminLinkProviderForUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminLinkProviderForUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminLinkProviderForUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -783,10 +741,7 @@ export const serializeAws_json1_1AdminListDevicesCommand = async (
   input: AdminListDevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminListDevices",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminListDevices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminListDevicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -796,10 +751,7 @@ export const serializeAws_json1_1AdminListGroupsForUserCommand = async (
   input: AdminListGroupsForUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminListGroupsForUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminListGroupsForUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminListGroupsForUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -809,10 +761,7 @@ export const serializeAws_json1_1AdminListUserAuthEventsCommand = async (
   input: AdminListUserAuthEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminListUserAuthEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminListUserAuthEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminListUserAuthEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -822,10 +771,7 @@ export const serializeAws_json1_1AdminRemoveUserFromGroupCommand = async (
   input: AdminRemoveUserFromGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminRemoveUserFromGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminRemoveUserFromGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminRemoveUserFromGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -835,10 +781,7 @@ export const serializeAws_json1_1AdminResetUserPasswordCommand = async (
   input: AdminResetUserPasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminResetUserPassword",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminResetUserPassword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminResetUserPasswordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -848,10 +791,7 @@ export const serializeAws_json1_1AdminRespondToAuthChallengeCommand = async (
   input: AdminRespondToAuthChallengeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminRespondToAuthChallenge",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminRespondToAuthChallenge");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminRespondToAuthChallengeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -861,10 +801,7 @@ export const serializeAws_json1_1AdminSetUserMFAPreferenceCommand = async (
   input: AdminSetUserMFAPreferenceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminSetUserMFAPreference",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminSetUserMFAPreference");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminSetUserMFAPreferenceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -874,10 +811,7 @@ export const serializeAws_json1_1AdminSetUserPasswordCommand = async (
   input: AdminSetUserPasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminSetUserPassword",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminSetUserPassword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminSetUserPasswordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -887,10 +821,7 @@ export const serializeAws_json1_1AdminSetUserSettingsCommand = async (
   input: AdminSetUserSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminSetUserSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminSetUserSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminSetUserSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -900,10 +831,7 @@ export const serializeAws_json1_1AdminUpdateAuthEventFeedbackCommand = async (
   input: AdminUpdateAuthEventFeedbackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminUpdateAuthEventFeedback",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminUpdateAuthEventFeedback");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminUpdateAuthEventFeedbackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -913,10 +841,7 @@ export const serializeAws_json1_1AdminUpdateDeviceStatusCommand = async (
   input: AdminUpdateDeviceStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminUpdateDeviceStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminUpdateDeviceStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminUpdateDeviceStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -926,10 +851,7 @@ export const serializeAws_json1_1AdminUpdateUserAttributesCommand = async (
   input: AdminUpdateUserAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminUpdateUserAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminUpdateUserAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminUpdateUserAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -939,10 +861,7 @@ export const serializeAws_json1_1AdminUserGlobalSignOutCommand = async (
   input: AdminUserGlobalSignOutCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AdminUserGlobalSignOut",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdminUserGlobalSignOut");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdminUserGlobalSignOutRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -952,10 +871,7 @@ export const serializeAws_json1_1AssociateSoftwareTokenCommand = async (
   input: AssociateSoftwareTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.AssociateSoftwareToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateSoftwareToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateSoftwareTokenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -965,10 +881,7 @@ export const serializeAws_json1_1ChangePasswordCommand = async (
   input: ChangePasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ChangePassword",
-  };
+  const headers: __HeaderBag = sharedHeaders("ChangePassword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ChangePasswordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -978,10 +891,7 @@ export const serializeAws_json1_1ConfirmDeviceCommand = async (
   input: ConfirmDeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ConfirmDevice",
-  };
+  const headers: __HeaderBag = sharedHeaders("ConfirmDevice");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ConfirmDeviceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -991,10 +901,7 @@ export const serializeAws_json1_1ConfirmForgotPasswordCommand = async (
   input: ConfirmForgotPasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ConfirmForgotPassword",
-  };
+  const headers: __HeaderBag = sharedHeaders("ConfirmForgotPassword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ConfirmForgotPasswordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1004,10 +911,7 @@ export const serializeAws_json1_1ConfirmSignUpCommand = async (
   input: ConfirmSignUpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ConfirmSignUp",
-  };
+  const headers: __HeaderBag = sharedHeaders("ConfirmSignUp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ConfirmSignUpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1017,10 +921,7 @@ export const serializeAws_json1_1CreateGroupCommand = async (
   input: CreateGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.CreateGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1030,10 +931,7 @@ export const serializeAws_json1_1CreateIdentityProviderCommand = async (
   input: CreateIdentityProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.CreateIdentityProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateIdentityProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateIdentityProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1043,10 +941,7 @@ export const serializeAws_json1_1CreateResourceServerCommand = async (
   input: CreateResourceServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.CreateResourceServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateResourceServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateResourceServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1056,10 +951,7 @@ export const serializeAws_json1_1CreateUserImportJobCommand = async (
   input: CreateUserImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.CreateUserImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUserImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1069,10 +961,7 @@ export const serializeAws_json1_1CreateUserPoolCommand = async (
   input: CreateUserPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.CreateUserPool",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUserPool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserPoolRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1082,10 +971,7 @@ export const serializeAws_json1_1CreateUserPoolClientCommand = async (
   input: CreateUserPoolClientCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.CreateUserPoolClient",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUserPoolClient");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserPoolClientRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1095,10 +981,7 @@ export const serializeAws_json1_1CreateUserPoolDomainCommand = async (
   input: CreateUserPoolDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.CreateUserPoolDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUserPoolDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserPoolDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1108,10 +991,7 @@ export const serializeAws_json1_1DeleteGroupCommand = async (
   input: DeleteGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DeleteGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1121,10 +1001,7 @@ export const serializeAws_json1_1DeleteIdentityProviderCommand = async (
   input: DeleteIdentityProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DeleteIdentityProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteIdentityProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteIdentityProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1134,10 +1011,7 @@ export const serializeAws_json1_1DeleteResourceServerCommand = async (
   input: DeleteResourceServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DeleteResourceServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourceServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourceServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1147,10 +1021,7 @@ export const serializeAws_json1_1DeleteUserCommand = async (
   input: DeleteUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DeleteUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1160,10 +1031,7 @@ export const serializeAws_json1_1DeleteUserAttributesCommand = async (
   input: DeleteUserAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DeleteUserAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUserAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1173,10 +1041,7 @@ export const serializeAws_json1_1DeleteUserPoolCommand = async (
   input: DeleteUserPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DeleteUserPool",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUserPool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserPoolRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1186,10 +1051,7 @@ export const serializeAws_json1_1DeleteUserPoolClientCommand = async (
   input: DeleteUserPoolClientCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DeleteUserPoolClient",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUserPoolClient");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserPoolClientRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1199,10 +1061,7 @@ export const serializeAws_json1_1DeleteUserPoolDomainCommand = async (
   input: DeleteUserPoolDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DeleteUserPoolDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUserPoolDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserPoolDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1212,10 +1071,7 @@ export const serializeAws_json1_1DescribeIdentityProviderCommand = async (
   input: DescribeIdentityProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DescribeIdentityProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeIdentityProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeIdentityProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1225,10 +1081,7 @@ export const serializeAws_json1_1DescribeResourceServerCommand = async (
   input: DescribeResourceServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DescribeResourceServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeResourceServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeResourceServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1238,10 +1091,7 @@ export const serializeAws_json1_1DescribeRiskConfigurationCommand = async (
   input: DescribeRiskConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DescribeRiskConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRiskConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRiskConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1251,10 +1101,7 @@ export const serializeAws_json1_1DescribeUserImportJobCommand = async (
   input: DescribeUserImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DescribeUserImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUserImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUserImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1264,10 +1111,7 @@ export const serializeAws_json1_1DescribeUserPoolCommand = async (
   input: DescribeUserPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DescribeUserPool",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUserPool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUserPoolRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1277,10 +1121,7 @@ export const serializeAws_json1_1DescribeUserPoolClientCommand = async (
   input: DescribeUserPoolClientCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DescribeUserPoolClient",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUserPoolClient");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUserPoolClientRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1290,10 +1131,7 @@ export const serializeAws_json1_1DescribeUserPoolDomainCommand = async (
   input: DescribeUserPoolDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.DescribeUserPoolDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUserPoolDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUserPoolDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1303,10 +1141,7 @@ export const serializeAws_json1_1ForgetDeviceCommand = async (
   input: ForgetDeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ForgetDevice",
-  };
+  const headers: __HeaderBag = sharedHeaders("ForgetDevice");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ForgetDeviceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1316,10 +1151,7 @@ export const serializeAws_json1_1ForgotPasswordCommand = async (
   input: ForgotPasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ForgotPassword",
-  };
+  const headers: __HeaderBag = sharedHeaders("ForgotPassword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ForgotPasswordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1329,10 +1161,7 @@ export const serializeAws_json1_1GetCSVHeaderCommand = async (
   input: GetCSVHeaderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.GetCSVHeader",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCSVHeader");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCSVHeaderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1342,10 +1171,7 @@ export const serializeAws_json1_1GetDeviceCommand = async (
   input: GetDeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.GetDevice",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDevice");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeviceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1355,10 +1181,7 @@ export const serializeAws_json1_1GetGroupCommand = async (
   input: GetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.GetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1368,10 +1191,7 @@ export const serializeAws_json1_1GetIdentityProviderByIdentifierCommand = async
   input: GetIdentityProviderByIdentifierCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.GetIdentityProviderByIdentifier",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetIdentityProviderByIdentifier");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetIdentityProviderByIdentifierRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1381,10 +1201,7 @@ export const serializeAws_json1_1GetSigningCertificateCommand = async (
   input: GetSigningCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.GetSigningCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSigningCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSigningCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1394,10 +1211,7 @@ export const serializeAws_json1_1GetUICustomizationCommand = async (
   input: GetUICustomizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.GetUICustomization",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUICustomization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUICustomizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1407,10 +1221,7 @@ export const serializeAws_json1_1GetUserCommand = async (
   input: GetUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.GetUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1420,10 +1231,7 @@ export const serializeAws_json1_1GetUserAttributeVerificationCodeCommand = async
   input: GetUserAttributeVerificationCodeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.GetUserAttributeVerificationCode",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUserAttributeVerificationCode");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUserAttributeVerificationCodeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1433,10 +1241,7 @@ export const serializeAws_json1_1GetUserPoolMfaConfigCommand = async (
   input: GetUserPoolMfaConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.GetUserPoolMfaConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUserPoolMfaConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUserPoolMfaConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1446,10 +1251,7 @@ export const serializeAws_json1_1GlobalSignOutCommand = async (
   input: GlobalSignOutCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.GlobalSignOut",
-  };
+  const headers: __HeaderBag = sharedHeaders("GlobalSignOut");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GlobalSignOutRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1459,10 +1261,7 @@ export const serializeAws_json1_1InitiateAuthCommand = async (
   input: InitiateAuthCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.InitiateAuth",
-  };
+  const headers: __HeaderBag = sharedHeaders("InitiateAuth");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1InitiateAuthRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1472,10 +1271,7 @@ export const serializeAws_json1_1ListDevicesCommand = async (
   input: ListDevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ListDevices",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDevices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDevicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1485,10 +1281,7 @@ export const serializeAws_json1_1ListGroupsCommand = async (
   input: ListGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ListGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1498,10 +1291,7 @@ export const serializeAws_json1_1ListIdentityProvidersCommand = async (
   input: ListIdentityProvidersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ListIdentityProviders",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListIdentityProviders");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListIdentityProvidersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1511,10 +1301,7 @@ export const serializeAws_json1_1ListResourceServersCommand = async (
   input: ListResourceServersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ListResourceServers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourceServers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourceServersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1524,10 +1311,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1537,10 +1321,7 @@ export const serializeAws_json1_1ListUserImportJobsCommand = async (
   input: ListUserImportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ListUserImportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUserImportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUserImportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1550,10 +1331,7 @@ export const serializeAws_json1_1ListUserPoolClientsCommand = async (
   input: ListUserPoolClientsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ListUserPoolClients",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUserPoolClients");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUserPoolClientsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1563,10 +1341,7 @@ export const serializeAws_json1_1ListUserPoolsCommand = async (
   input: ListUserPoolsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ListUserPools",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUserPools");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUserPoolsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1576,10 +1351,7 @@ export const serializeAws_json1_1ListUsersCommand = async (
   input: ListUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ListUsers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUsers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUsersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1589,10 +1361,7 @@ export const serializeAws_json1_1ListUsersInGroupCommand = async (
   input: ListUsersInGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ListUsersInGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUsersInGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUsersInGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1602,10 +1371,7 @@ export const serializeAws_json1_1ResendConfirmationCodeCommand = async (
   input: ResendConfirmationCodeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.ResendConfirmationCode",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResendConfirmationCode");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResendConfirmationCodeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1615,10 +1381,7 @@ export const serializeAws_json1_1RespondToAuthChallengeCommand = async (
   input: RespondToAuthChallengeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.RespondToAuthChallenge",
-  };
+  const headers: __HeaderBag = sharedHeaders("RespondToAuthChallenge");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RespondToAuthChallengeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1628,10 +1391,7 @@ export const serializeAws_json1_1RevokeTokenCommand = async (
   input: RevokeTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.RevokeToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("RevokeToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RevokeTokenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1641,10 +1401,7 @@ export const serializeAws_json1_1SetRiskConfigurationCommand = async (
   input: SetRiskConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.SetRiskConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetRiskConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetRiskConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1654,10 +1411,7 @@ export const serializeAws_json1_1SetUICustomizationCommand = async (
   input: SetUICustomizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.SetUICustomization",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetUICustomization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetUICustomizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1667,10 +1421,7 @@ export const serializeAws_json1_1SetUserMFAPreferenceCommand = async (
   input: SetUserMFAPreferenceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.SetUserMFAPreference",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetUserMFAPreference");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetUserMFAPreferenceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1680,10 +1431,7 @@ export const serializeAws_json1_1SetUserPoolMfaConfigCommand = async (
   input: SetUserPoolMfaConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.SetUserPoolMfaConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetUserPoolMfaConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetUserPoolMfaConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1693,10 +1441,7 @@ export const serializeAws_json1_1SetUserSettingsCommand = async (
   input: SetUserSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.SetUserSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetUserSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetUserSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1706,10 +1451,7 @@ export const serializeAws_json1_1SignUpCommand = async (
   input: SignUpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.SignUp",
-  };
+  const headers: __HeaderBag = sharedHeaders("SignUp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SignUpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1719,10 +1461,7 @@ export const serializeAws_json1_1StartUserImportJobCommand = async (
   input: StartUserImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.StartUserImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartUserImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartUserImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1732,10 +1471,7 @@ export const serializeAws_json1_1StopUserImportJobCommand = async (
   input: StopUserImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.StopUserImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopUserImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopUserImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1745,10 +1481,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1758,10 +1491,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1771,10 +1501,7 @@ export const serializeAws_json1_1UpdateAuthEventFeedbackCommand = async (
   input: UpdateAuthEventFeedbackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.UpdateAuthEventFeedback",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAuthEventFeedback");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAuthEventFeedbackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1784,10 +1511,7 @@ export const serializeAws_json1_1UpdateDeviceStatusCommand = async (
   input: UpdateDeviceStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.UpdateDeviceStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDeviceStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDeviceStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1797,10 +1521,7 @@ export const serializeAws_json1_1UpdateGroupCommand = async (
   input: UpdateGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.UpdateGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1810,10 +1531,7 @@ export const serializeAws_json1_1UpdateIdentityProviderCommand = async (
   input: UpdateIdentityProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.UpdateIdentityProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateIdentityProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateIdentityProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1823,10 +1541,7 @@ export const serializeAws_json1_1UpdateResourceServerCommand = async (
   input: UpdateResourceServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.UpdateResourceServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateResourceServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateResourceServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1836,10 +1551,7 @@ export const serializeAws_json1_1UpdateUserAttributesCommand = async (
   input: UpdateUserAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.UpdateUserAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUserAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUserAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1849,10 +1561,7 @@ export const serializeAws_json1_1UpdateUserPoolCommand = async (
   input: UpdateUserPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.UpdateUserPool",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUserPool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUserPoolRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1862,10 +1571,7 @@ export const serializeAws_json1_1UpdateUserPoolClientCommand = async (
   input: UpdateUserPoolClientCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.UpdateUserPoolClient",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUserPoolClient");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUserPoolClientRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1875,10 +1581,7 @@ export const serializeAws_json1_1UpdateUserPoolDomainCommand = async (
   input: UpdateUserPoolDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.UpdateUserPoolDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUserPoolDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUserPoolDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1888,10 +1591,7 @@ export const serializeAws_json1_1VerifySoftwareTokenCommand = async (
   input: VerifySoftwareTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.VerifySoftwareToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("VerifySoftwareToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1VerifySoftwareTokenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1901,10 +1601,7 @@ export const serializeAws_json1_1VerifyUserAttributeCommand = async (
   input: VerifyUserAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityProviderService.VerifyUserAttribute",
-  };
+  const headers: __HeaderBag = sharedHeaders("VerifyUserAttribute");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1VerifyUserAttributeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -13335,6 +13032,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSCognitoIdentityProviderService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cognito-identity/src/protocols/Aws_json1_1.ts b/clients/client-cognito-identity/src/protocols/Aws_json1_1.ts
index e9dcbd80c6f78..24d6aa15a6821 100644
--- a/clients/client-cognito-identity/src/protocols/Aws_json1_1.ts
+++ b/clients/client-cognito-identity/src/protocols/Aws_json1_1.ts
@@ -137,10 +137,7 @@ export const serializeAws_json1_1CreateIdentityPoolCommand = async (
   input: CreateIdentityPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.CreateIdentityPool",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateIdentityPool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateIdentityPoolInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -150,10 +147,7 @@ export const serializeAws_json1_1DeleteIdentitiesCommand = async (
   input: DeleteIdentitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.DeleteIdentities",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteIdentities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteIdentitiesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -163,10 +157,7 @@ export const serializeAws_json1_1DeleteIdentityPoolCommand = async (
   input: DeleteIdentityPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.DeleteIdentityPool",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteIdentityPool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteIdentityPoolInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -176,10 +167,7 @@ export const serializeAws_json1_1DescribeIdentityCommand = async (
   input: DescribeIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.DescribeIdentity",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeIdentity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeIdentityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -189,10 +177,7 @@ export const serializeAws_json1_1DescribeIdentityPoolCommand = async (
   input: DescribeIdentityPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.DescribeIdentityPool",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeIdentityPool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeIdentityPoolInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -202,10 +187,7 @@ export const serializeAws_json1_1GetCredentialsForIdentityCommand = async (
   input: GetCredentialsForIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.GetCredentialsForIdentity",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCredentialsForIdentity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCredentialsForIdentityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -215,10 +197,7 @@ export const serializeAws_json1_1GetIdCommand = async (
   input: GetIdCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.GetId",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetId");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetIdInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -228,10 +207,7 @@ export const serializeAws_json1_1GetIdentityPoolRolesCommand = async (
   input: GetIdentityPoolRolesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.GetIdentityPoolRoles",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetIdentityPoolRoles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetIdentityPoolRolesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -241,10 +217,7 @@ export const serializeAws_json1_1GetOpenIdTokenCommand = async (
   input: GetOpenIdTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.GetOpenIdToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOpenIdToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOpenIdTokenInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -254,10 +227,7 @@ export const serializeAws_json1_1GetOpenIdTokenForDeveloperIdentityCommand = asy
   input: GetOpenIdTokenForDeveloperIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.GetOpenIdTokenForDeveloperIdentity",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOpenIdTokenForDeveloperIdentity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOpenIdTokenForDeveloperIdentityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -267,10 +237,7 @@ export const serializeAws_json1_1GetPrincipalTagAttributeMapCommand = async (
   input: GetPrincipalTagAttributeMapCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.GetPrincipalTagAttributeMap",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPrincipalTagAttributeMap");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPrincipalTagAttributeMapInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -280,10 +247,7 @@ export const serializeAws_json1_1ListIdentitiesCommand = async (
   input: ListIdentitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.ListIdentities",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListIdentities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListIdentitiesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -293,10 +257,7 @@ export const serializeAws_json1_1ListIdentityPoolsCommand = async (
   input: ListIdentityPoolsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.ListIdentityPools",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListIdentityPools");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListIdentityPoolsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -306,10 +267,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -319,10 +277,7 @@ export const serializeAws_json1_1LookupDeveloperIdentityCommand = async (
   input: LookupDeveloperIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.LookupDeveloperIdentity",
-  };
+  const headers: __HeaderBag = sharedHeaders("LookupDeveloperIdentity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1LookupDeveloperIdentityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -332,10 +287,7 @@ export const serializeAws_json1_1MergeDeveloperIdentitiesCommand = async (
   input: MergeDeveloperIdentitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.MergeDeveloperIdentities",
-  };
+  const headers: __HeaderBag = sharedHeaders("MergeDeveloperIdentities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MergeDeveloperIdentitiesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -345,10 +297,7 @@ export const serializeAws_json1_1SetIdentityPoolRolesCommand = async (
   input: SetIdentityPoolRolesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.SetIdentityPoolRoles",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetIdentityPoolRoles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetIdentityPoolRolesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -358,10 +307,7 @@ export const serializeAws_json1_1SetPrincipalTagAttributeMapCommand = async (
   input: SetPrincipalTagAttributeMapCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.SetPrincipalTagAttributeMap",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetPrincipalTagAttributeMap");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetPrincipalTagAttributeMapInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -371,10 +317,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -384,10 +327,7 @@ export const serializeAws_json1_1UnlinkDeveloperIdentityCommand = async (
   input: UnlinkDeveloperIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.UnlinkDeveloperIdentity",
-  };
+  const headers: __HeaderBag = sharedHeaders("UnlinkDeveloperIdentity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UnlinkDeveloperIdentityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -397,10 +337,7 @@ export const serializeAws_json1_1UnlinkIdentityCommand = async (
   input: UnlinkIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.UnlinkIdentity",
-  };
+  const headers: __HeaderBag = sharedHeaders("UnlinkIdentity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UnlinkIdentityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -410,10 +347,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -423,10 +357,7 @@ export const serializeAws_json1_1UpdateIdentityPoolCommand = async (
   input: UpdateIdentityPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSCognitoIdentityService.UpdateIdentityPool",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateIdentityPool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1IdentityPool(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2809,6 +2740,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSCognitoIdentityService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-comprehend/src/protocols/Aws_json1_1.ts b/clients/client-comprehend/src/protocols/Aws_json1_1.ts
index 2897f5a0a8a4f..0d5017f636150 100644
--- a/clients/client-comprehend/src/protocols/Aws_json1_1.ts
+++ b/clients/client-comprehend/src/protocols/Aws_json1_1.ts
@@ -580,10 +580,7 @@ export const serializeAws_json1_1BatchDetectDominantLanguageCommand = async (
   input: BatchDetectDominantLanguageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.BatchDetectDominantLanguage",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDetectDominantLanguage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDetectDominantLanguageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -593,10 +590,7 @@ export const serializeAws_json1_1BatchDetectEntitiesCommand = async (
   input: BatchDetectEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.BatchDetectEntities",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDetectEntities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDetectEntitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -606,10 +600,7 @@ export const serializeAws_json1_1BatchDetectKeyPhrasesCommand = async (
   input: BatchDetectKeyPhrasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.BatchDetectKeyPhrases",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDetectKeyPhrases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDetectKeyPhrasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -619,10 +610,7 @@ export const serializeAws_json1_1BatchDetectSentimentCommand = async (
   input: BatchDetectSentimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.BatchDetectSentiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDetectSentiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDetectSentimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -632,10 +620,7 @@ export const serializeAws_json1_1BatchDetectSyntaxCommand = async (
   input: BatchDetectSyntaxCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.BatchDetectSyntax",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDetectSyntax");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDetectSyntaxRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -645,10 +630,7 @@ export const serializeAws_json1_1BatchDetectTargetedSentimentCommand = async (
   input: BatchDetectTargetedSentimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.BatchDetectTargetedSentiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDetectTargetedSentiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDetectTargetedSentimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -658,10 +640,7 @@ export const serializeAws_json1_1ClassifyDocumentCommand = async (
   input: ClassifyDocumentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ClassifyDocument",
-  };
+  const headers: __HeaderBag = sharedHeaders("ClassifyDocument");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ClassifyDocumentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -671,10 +650,7 @@ export const serializeAws_json1_1ContainsPiiEntitiesCommand = async (
   input: ContainsPiiEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ContainsPiiEntities",
-  };
+  const headers: __HeaderBag = sharedHeaders("ContainsPiiEntities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ContainsPiiEntitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -684,10 +660,7 @@ export const serializeAws_json1_1CreateDatasetCommand = async (
   input: CreateDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.CreateDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -697,10 +670,7 @@ export const serializeAws_json1_1CreateDocumentClassifierCommand = async (
   input: CreateDocumentClassifierCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.CreateDocumentClassifier",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDocumentClassifier");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDocumentClassifierRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -710,10 +680,7 @@ export const serializeAws_json1_1CreateEndpointCommand = async (
   input: CreateEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.CreateEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -723,10 +690,7 @@ export const serializeAws_json1_1CreateEntityRecognizerCommand = async (
   input: CreateEntityRecognizerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.CreateEntityRecognizer",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEntityRecognizer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEntityRecognizerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -736,10 +700,7 @@ export const serializeAws_json1_1CreateFlywheelCommand = async (
   input: CreateFlywheelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.CreateFlywheel",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFlywheel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFlywheelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -749,10 +710,7 @@ export const serializeAws_json1_1DeleteDocumentClassifierCommand = async (
   input: DeleteDocumentClassifierCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DeleteDocumentClassifier",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDocumentClassifier");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDocumentClassifierRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -762,10 +720,7 @@ export const serializeAws_json1_1DeleteEndpointCommand = async (
   input: DeleteEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DeleteEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -775,10 +730,7 @@ export const serializeAws_json1_1DeleteEntityRecognizerCommand = async (
   input: DeleteEntityRecognizerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DeleteEntityRecognizer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEntityRecognizer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEntityRecognizerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -788,10 +740,7 @@ export const serializeAws_json1_1DeleteFlywheelCommand = async (
   input: DeleteFlywheelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DeleteFlywheel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFlywheel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFlywheelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -801,10 +750,7 @@ export const serializeAws_json1_1DeleteResourcePolicyCommand = async (
   input: DeleteResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DeleteResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -814,10 +760,7 @@ export const serializeAws_json1_1DescribeDatasetCommand = async (
   input: DescribeDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -827,10 +770,7 @@ export const serializeAws_json1_1DescribeDocumentClassificationJobCommand = asyn
   input: DescribeDocumentClassificationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeDocumentClassificationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDocumentClassificationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDocumentClassificationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -840,10 +780,7 @@ export const serializeAws_json1_1DescribeDocumentClassifierCommand = async (
   input: DescribeDocumentClassifierCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeDocumentClassifier",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDocumentClassifier");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDocumentClassifierRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -853,10 +790,7 @@ export const serializeAws_json1_1DescribeDominantLanguageDetectionJobCommand = a
   input: DescribeDominantLanguageDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeDominantLanguageDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDominantLanguageDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDominantLanguageDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -866,10 +800,7 @@ export const serializeAws_json1_1DescribeEndpointCommand = async (
   input: DescribeEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -879,10 +810,7 @@ export const serializeAws_json1_1DescribeEntitiesDetectionJobCommand = async (
   input: DescribeEntitiesDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeEntitiesDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEntitiesDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEntitiesDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -892,10 +820,7 @@ export const serializeAws_json1_1DescribeEntityRecognizerCommand = async (
   input: DescribeEntityRecognizerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeEntityRecognizer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEntityRecognizer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEntityRecognizerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -905,10 +830,7 @@ export const serializeAws_json1_1DescribeEventsDetectionJobCommand = async (
   input: DescribeEventsDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeEventsDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventsDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventsDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -918,10 +840,7 @@ export const serializeAws_json1_1DescribeFlywheelCommand = async (
   input: DescribeFlywheelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeFlywheel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFlywheel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFlywheelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -931,10 +850,7 @@ export const serializeAws_json1_1DescribeFlywheelIterationCommand = async (
   input: DescribeFlywheelIterationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeFlywheelIteration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFlywheelIteration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFlywheelIterationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -944,10 +860,7 @@ export const serializeAws_json1_1DescribeKeyPhrasesDetectionJobCommand = async (
   input: DescribeKeyPhrasesDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeKeyPhrasesDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeKeyPhrasesDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeKeyPhrasesDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -957,10 +870,7 @@ export const serializeAws_json1_1DescribePiiEntitiesDetectionJobCommand = async
   input: DescribePiiEntitiesDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribePiiEntitiesDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePiiEntitiesDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePiiEntitiesDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -970,10 +880,7 @@ export const serializeAws_json1_1DescribeResourcePolicyCommand = async (
   input: DescribeResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -983,10 +890,7 @@ export const serializeAws_json1_1DescribeSentimentDetectionJobCommand = async (
   input: DescribeSentimentDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeSentimentDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSentimentDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSentimentDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -996,10 +900,7 @@ export const serializeAws_json1_1DescribeTargetedSentimentDetectionJobCommand =
   input: DescribeTargetedSentimentDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeTargetedSentimentDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTargetedSentimentDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTargetedSentimentDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1009,10 +910,7 @@ export const serializeAws_json1_1DescribeTopicsDetectionJobCommand = async (
   input: DescribeTopicsDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DescribeTopicsDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTopicsDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTopicsDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1022,10 +920,7 @@ export const serializeAws_json1_1DetectDominantLanguageCommand = async (
   input: DetectDominantLanguageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DetectDominantLanguage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectDominantLanguage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectDominantLanguageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1035,10 +930,7 @@ export const serializeAws_json1_1DetectEntitiesCommand = async (
   input: DetectEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DetectEntities",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectEntities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectEntitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1048,10 +940,7 @@ export const serializeAws_json1_1DetectKeyPhrasesCommand = async (
   input: DetectKeyPhrasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DetectKeyPhrases",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectKeyPhrases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectKeyPhrasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1061,10 +950,7 @@ export const serializeAws_json1_1DetectPiiEntitiesCommand = async (
   input: DetectPiiEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DetectPiiEntities",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectPiiEntities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectPiiEntitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1074,10 +960,7 @@ export const serializeAws_json1_1DetectSentimentCommand = async (
   input: DetectSentimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DetectSentiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectSentiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectSentimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1087,10 +970,7 @@ export const serializeAws_json1_1DetectSyntaxCommand = async (
   input: DetectSyntaxCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DetectSyntax",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectSyntax");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectSyntaxRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1100,10 +980,7 @@ export const serializeAws_json1_1DetectTargetedSentimentCommand = async (
   input: DetectTargetedSentimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.DetectTargetedSentiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectTargetedSentiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectTargetedSentimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1113,10 +990,7 @@ export const serializeAws_json1_1ImportModelCommand = async (
   input: ImportModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ImportModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1126,10 +1000,7 @@ export const serializeAws_json1_1ListDatasetsCommand = async (
   input: ListDatasetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListDatasets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatasets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatasetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1139,10 +1010,7 @@ export const serializeAws_json1_1ListDocumentClassificationJobsCommand = async (
   input: ListDocumentClassificationJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListDocumentClassificationJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDocumentClassificationJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDocumentClassificationJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1152,10 +1020,7 @@ export const serializeAws_json1_1ListDocumentClassifiersCommand = async (
   input: ListDocumentClassifiersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListDocumentClassifiers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDocumentClassifiers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDocumentClassifiersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1165,10 +1030,7 @@ export const serializeAws_json1_1ListDocumentClassifierSummariesCommand = async
   input: ListDocumentClassifierSummariesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListDocumentClassifierSummaries",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDocumentClassifierSummaries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDocumentClassifierSummariesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1178,10 +1040,7 @@ export const serializeAws_json1_1ListDominantLanguageDetectionJobsCommand = asyn
   input: ListDominantLanguageDetectionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListDominantLanguageDetectionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDominantLanguageDetectionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDominantLanguageDetectionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1191,10 +1050,7 @@ export const serializeAws_json1_1ListEndpointsCommand = async (
   input: ListEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1204,10 +1060,7 @@ export const serializeAws_json1_1ListEntitiesDetectionJobsCommand = async (
   input: ListEntitiesDetectionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListEntitiesDetectionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEntitiesDetectionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEntitiesDetectionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1217,10 +1070,7 @@ export const serializeAws_json1_1ListEntityRecognizersCommand = async (
   input: ListEntityRecognizersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListEntityRecognizers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEntityRecognizers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEntityRecognizersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1230,10 +1080,7 @@ export const serializeAws_json1_1ListEntityRecognizerSummariesCommand = async (
   input: ListEntityRecognizerSummariesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListEntityRecognizerSummaries",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEntityRecognizerSummaries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEntityRecognizerSummariesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1243,10 +1090,7 @@ export const serializeAws_json1_1ListEventsDetectionJobsCommand = async (
   input: ListEventsDetectionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListEventsDetectionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEventsDetectionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEventsDetectionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1256,10 +1100,7 @@ export const serializeAws_json1_1ListFlywheelIterationHistoryCommand = async (
   input: ListFlywheelIterationHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListFlywheelIterationHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFlywheelIterationHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFlywheelIterationHistoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1269,10 +1110,7 @@ export const serializeAws_json1_1ListFlywheelsCommand = async (
   input: ListFlywheelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListFlywheels",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFlywheels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFlywheelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1282,10 +1120,7 @@ export const serializeAws_json1_1ListKeyPhrasesDetectionJobsCommand = async (
   input: ListKeyPhrasesDetectionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListKeyPhrasesDetectionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListKeyPhrasesDetectionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListKeyPhrasesDetectionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1295,10 +1130,7 @@ export const serializeAws_json1_1ListPiiEntitiesDetectionJobsCommand = async (
   input: ListPiiEntitiesDetectionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListPiiEntitiesDetectionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPiiEntitiesDetectionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPiiEntitiesDetectionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1308,10 +1140,7 @@ export const serializeAws_json1_1ListSentimentDetectionJobsCommand = async (
   input: ListSentimentDetectionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListSentimentDetectionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSentimentDetectionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSentimentDetectionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1321,10 +1150,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1334,10 +1160,7 @@ export const serializeAws_json1_1ListTargetedSentimentDetectionJobsCommand = asy
   input: ListTargetedSentimentDetectionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListTargetedSentimentDetectionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTargetedSentimentDetectionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTargetedSentimentDetectionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1347,10 +1170,7 @@ export const serializeAws_json1_1ListTopicsDetectionJobsCommand = async (
   input: ListTopicsDetectionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.ListTopicsDetectionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTopicsDetectionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTopicsDetectionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1360,10 +1180,7 @@ export const serializeAws_json1_1PutResourcePolicyCommand = async (
   input: PutResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.PutResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1373,10 +1190,7 @@ export const serializeAws_json1_1StartDocumentClassificationJobCommand = async (
   input: StartDocumentClassificationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StartDocumentClassificationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDocumentClassificationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartDocumentClassificationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1386,10 +1200,7 @@ export const serializeAws_json1_1StartDominantLanguageDetectionJobCommand = asyn
   input: StartDominantLanguageDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StartDominantLanguageDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDominantLanguageDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartDominantLanguageDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1399,10 +1210,7 @@ export const serializeAws_json1_1StartEntitiesDetectionJobCommand = async (
   input: StartEntitiesDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StartEntitiesDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartEntitiesDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartEntitiesDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1412,10 +1220,7 @@ export const serializeAws_json1_1StartEventsDetectionJobCommand = async (
   input: StartEventsDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StartEventsDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartEventsDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartEventsDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1425,10 +1230,7 @@ export const serializeAws_json1_1StartFlywheelIterationCommand = async (
   input: StartFlywheelIterationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StartFlywheelIteration",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartFlywheelIteration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartFlywheelIterationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1438,10 +1240,7 @@ export const serializeAws_json1_1StartKeyPhrasesDetectionJobCommand = async (
   input: StartKeyPhrasesDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StartKeyPhrasesDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartKeyPhrasesDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartKeyPhrasesDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1451,10 +1250,7 @@ export const serializeAws_json1_1StartPiiEntitiesDetectionJobCommand = async (
   input: StartPiiEntitiesDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StartPiiEntitiesDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartPiiEntitiesDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartPiiEntitiesDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1464,10 +1260,7 @@ export const serializeAws_json1_1StartSentimentDetectionJobCommand = async (
   input: StartSentimentDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StartSentimentDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartSentimentDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartSentimentDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1477,10 +1270,7 @@ export const serializeAws_json1_1StartTargetedSentimentDetectionJobCommand = asy
   input: StartTargetedSentimentDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StartTargetedSentimentDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartTargetedSentimentDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartTargetedSentimentDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1490,10 +1280,7 @@ export const serializeAws_json1_1StartTopicsDetectionJobCommand = async (
   input: StartTopicsDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StartTopicsDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartTopicsDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartTopicsDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1503,10 +1290,7 @@ export const serializeAws_json1_1StopDominantLanguageDetectionJobCommand = async
   input: StopDominantLanguageDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StopDominantLanguageDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopDominantLanguageDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopDominantLanguageDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1516,10 +1300,7 @@ export const serializeAws_json1_1StopEntitiesDetectionJobCommand = async (
   input: StopEntitiesDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StopEntitiesDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopEntitiesDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopEntitiesDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1529,10 +1310,7 @@ export const serializeAws_json1_1StopEventsDetectionJobCommand = async (
   input: StopEventsDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StopEventsDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopEventsDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopEventsDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1542,10 +1320,7 @@ export const serializeAws_json1_1StopKeyPhrasesDetectionJobCommand = async (
   input: StopKeyPhrasesDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StopKeyPhrasesDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopKeyPhrasesDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopKeyPhrasesDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1555,10 +1330,7 @@ export const serializeAws_json1_1StopPiiEntitiesDetectionJobCommand = async (
   input: StopPiiEntitiesDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StopPiiEntitiesDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopPiiEntitiesDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopPiiEntitiesDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1568,10 +1340,7 @@ export const serializeAws_json1_1StopSentimentDetectionJobCommand = async (
   input: StopSentimentDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StopSentimentDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopSentimentDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopSentimentDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1581,10 +1350,7 @@ export const serializeAws_json1_1StopTargetedSentimentDetectionJobCommand = asyn
   input: StopTargetedSentimentDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StopTargetedSentimentDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopTargetedSentimentDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopTargetedSentimentDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1594,10 +1360,7 @@ export const serializeAws_json1_1StopTrainingDocumentClassifierCommand = async (
   input: StopTrainingDocumentClassifierCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StopTrainingDocumentClassifier",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopTrainingDocumentClassifier");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopTrainingDocumentClassifierRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1607,10 +1370,7 @@ export const serializeAws_json1_1StopTrainingEntityRecognizerCommand = async (
   input: StopTrainingEntityRecognizerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.StopTrainingEntityRecognizer",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopTrainingEntityRecognizer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopTrainingEntityRecognizerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1620,10 +1380,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1633,10 +1390,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1646,10 +1400,7 @@ export const serializeAws_json1_1UpdateEndpointCommand = async (
   input: UpdateEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.UpdateEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1659,10 +1410,7 @@ export const serializeAws_json1_1UpdateFlywheelCommand = async (
   input: UpdateFlywheelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Comprehend_20171127.UpdateFlywheel",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFlywheel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFlywheelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -10727,6 +10475,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `Comprehend_20171127.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-comprehendmedical/src/protocols/Aws_json1_1.ts b/clients/client-comprehendmedical/src/protocols/Aws_json1_1.ts
index 32579e7e43c43..98e067f01bd40 100644
--- a/clients/client-comprehendmedical/src/protocols/Aws_json1_1.ts
+++ b/clients/client-comprehendmedical/src/protocols/Aws_json1_1.ts
@@ -194,10 +194,7 @@ export const serializeAws_json1_1DescribeEntitiesDetectionV2JobCommand = async (
   input: DescribeEntitiesDetectionV2JobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.DescribeEntitiesDetectionV2Job",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEntitiesDetectionV2Job");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEntitiesDetectionV2JobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -207,10 +204,7 @@ export const serializeAws_json1_1DescribeICD10CMInferenceJobCommand = async (
   input: DescribeICD10CMInferenceJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.DescribeICD10CMInferenceJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeICD10CMInferenceJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeICD10CMInferenceJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -220,10 +214,7 @@ export const serializeAws_json1_1DescribePHIDetectionJobCommand = async (
   input: DescribePHIDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.DescribePHIDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePHIDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePHIDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -233,10 +224,7 @@ export const serializeAws_json1_1DescribeRxNormInferenceJobCommand = async (
   input: DescribeRxNormInferenceJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.DescribeRxNormInferenceJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRxNormInferenceJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRxNormInferenceJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -246,10 +234,7 @@ export const serializeAws_json1_1DescribeSNOMEDCTInferenceJobCommand = async (
   input: DescribeSNOMEDCTInferenceJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.DescribeSNOMEDCTInferenceJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSNOMEDCTInferenceJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSNOMEDCTInferenceJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -259,10 +244,7 @@ export const serializeAws_json1_1DetectEntitiesCommand = async (
   input: DetectEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.DetectEntities",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectEntities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectEntitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -272,10 +254,7 @@ export const serializeAws_json1_1DetectEntitiesV2Command = async (
   input: DetectEntitiesV2CommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.DetectEntitiesV2",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectEntitiesV2");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectEntitiesV2Request(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -285,10 +264,7 @@ export const serializeAws_json1_1DetectPHICommand = async (
   input: DetectPHICommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.DetectPHI",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectPHI");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectPHIRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -298,10 +274,7 @@ export const serializeAws_json1_1InferICD10CMCommand = async (
   input: InferICD10CMCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.InferICD10CM",
-  };
+  const headers: __HeaderBag = sharedHeaders("InferICD10CM");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1InferICD10CMRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -311,10 +284,7 @@ export const serializeAws_json1_1InferRxNormCommand = async (
   input: InferRxNormCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.InferRxNorm",
-  };
+  const headers: __HeaderBag = sharedHeaders("InferRxNorm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1InferRxNormRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -324,10 +294,7 @@ export const serializeAws_json1_1InferSNOMEDCTCommand = async (
   input: InferSNOMEDCTCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.InferSNOMEDCT",
-  };
+  const headers: __HeaderBag = sharedHeaders("InferSNOMEDCT");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1InferSNOMEDCTRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -337,10 +304,7 @@ export const serializeAws_json1_1ListEntitiesDetectionV2JobsCommand = async (
   input: ListEntitiesDetectionV2JobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.ListEntitiesDetectionV2Jobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEntitiesDetectionV2Jobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEntitiesDetectionV2JobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -350,10 +314,7 @@ export const serializeAws_json1_1ListICD10CMInferenceJobsCommand = async (
   input: ListICD10CMInferenceJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.ListICD10CMInferenceJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListICD10CMInferenceJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListICD10CMInferenceJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -363,10 +324,7 @@ export const serializeAws_json1_1ListPHIDetectionJobsCommand = async (
   input: ListPHIDetectionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.ListPHIDetectionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPHIDetectionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPHIDetectionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -376,10 +334,7 @@ export const serializeAws_json1_1ListRxNormInferenceJobsCommand = async (
   input: ListRxNormInferenceJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.ListRxNormInferenceJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRxNormInferenceJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRxNormInferenceJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -389,10 +344,7 @@ export const serializeAws_json1_1ListSNOMEDCTInferenceJobsCommand = async (
   input: ListSNOMEDCTInferenceJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.ListSNOMEDCTInferenceJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSNOMEDCTInferenceJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSNOMEDCTInferenceJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -402,10 +354,7 @@ export const serializeAws_json1_1StartEntitiesDetectionV2JobCommand = async (
   input: StartEntitiesDetectionV2JobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.StartEntitiesDetectionV2Job",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartEntitiesDetectionV2Job");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartEntitiesDetectionV2JobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -415,10 +364,7 @@ export const serializeAws_json1_1StartICD10CMInferenceJobCommand = async (
   input: StartICD10CMInferenceJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.StartICD10CMInferenceJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartICD10CMInferenceJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartICD10CMInferenceJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -428,10 +374,7 @@ export const serializeAws_json1_1StartPHIDetectionJobCommand = async (
   input: StartPHIDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.StartPHIDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartPHIDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartPHIDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -441,10 +384,7 @@ export const serializeAws_json1_1StartRxNormInferenceJobCommand = async (
   input: StartRxNormInferenceJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.StartRxNormInferenceJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartRxNormInferenceJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartRxNormInferenceJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -454,10 +394,7 @@ export const serializeAws_json1_1StartSNOMEDCTInferenceJobCommand = async (
   input: StartSNOMEDCTInferenceJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.StartSNOMEDCTInferenceJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartSNOMEDCTInferenceJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartSNOMEDCTInferenceJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -467,10 +404,7 @@ export const serializeAws_json1_1StopEntitiesDetectionV2JobCommand = async (
   input: StopEntitiesDetectionV2JobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.StopEntitiesDetectionV2Job",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopEntitiesDetectionV2Job");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopEntitiesDetectionV2JobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -480,10 +414,7 @@ export const serializeAws_json1_1StopICD10CMInferenceJobCommand = async (
   input: StopICD10CMInferenceJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.StopICD10CMInferenceJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopICD10CMInferenceJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopICD10CMInferenceJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -493,10 +424,7 @@ export const serializeAws_json1_1StopPHIDetectionJobCommand = async (
   input: StopPHIDetectionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.StopPHIDetectionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopPHIDetectionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopPHIDetectionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -506,10 +434,7 @@ export const serializeAws_json1_1StopRxNormInferenceJobCommand = async (
   input: StopRxNormInferenceJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.StopRxNormInferenceJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopRxNormInferenceJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopRxNormInferenceJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -519,10 +444,7 @@ export const serializeAws_json1_1StopSNOMEDCTInferenceJobCommand = async (
   input: StopSNOMEDCTInferenceJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ComprehendMedical_20181030.StopSNOMEDCTInferenceJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopSNOMEDCTInferenceJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopSNOMEDCTInferenceJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3125,6 +3047,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `ComprehendMedical_20181030.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-compute-optimizer/src/protocols/Aws_json1_0.ts b/clients/client-compute-optimizer/src/protocols/Aws_json1_0.ts
index 2a1d78a062cdc..e333f3d889985 100644
--- a/clients/client-compute-optimizer/src/protocols/Aws_json1_0.ts
+++ b/clients/client-compute-optimizer/src/protocols/Aws_json1_0.ts
@@ -224,10 +224,7 @@ export const serializeAws_json1_0DeleteRecommendationPreferencesCommand = async
   input: DeleteRecommendationPreferencesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.DeleteRecommendationPreferences",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRecommendationPreferences");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteRecommendationPreferencesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -237,10 +234,7 @@ export const serializeAws_json1_0DescribeRecommendationExportJobsCommand = async
   input: DescribeRecommendationExportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.DescribeRecommendationExportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRecommendationExportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeRecommendationExportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -250,10 +244,7 @@ export const serializeAws_json1_0ExportAutoScalingGroupRecommendationsCommand =
   input: ExportAutoScalingGroupRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.ExportAutoScalingGroupRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExportAutoScalingGroupRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ExportAutoScalingGroupRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -263,10 +254,7 @@ export const serializeAws_json1_0ExportEBSVolumeRecommendationsCommand = async (
   input: ExportEBSVolumeRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.ExportEBSVolumeRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExportEBSVolumeRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ExportEBSVolumeRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -276,10 +264,7 @@ export const serializeAws_json1_0ExportEC2InstanceRecommendationsCommand = async
   input: ExportEC2InstanceRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.ExportEC2InstanceRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExportEC2InstanceRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ExportEC2InstanceRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -289,10 +274,7 @@ export const serializeAws_json1_0ExportECSServiceRecommendationsCommand = async
   input: ExportECSServiceRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.ExportECSServiceRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExportECSServiceRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ExportECSServiceRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -302,10 +284,7 @@ export const serializeAws_json1_0ExportLambdaFunctionRecommendationsCommand = as
   input: ExportLambdaFunctionRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.ExportLambdaFunctionRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExportLambdaFunctionRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ExportLambdaFunctionRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -315,10 +294,7 @@ export const serializeAws_json1_0GetAutoScalingGroupRecommendationsCommand = asy
   input: GetAutoScalingGroupRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetAutoScalingGroupRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAutoScalingGroupRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetAutoScalingGroupRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -328,10 +304,7 @@ export const serializeAws_json1_0GetEBSVolumeRecommendationsCommand = async (
   input: GetEBSVolumeRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetEBSVolumeRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEBSVolumeRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetEBSVolumeRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -341,10 +314,7 @@ export const serializeAws_json1_0GetEC2InstanceRecommendationsCommand = async (
   input: GetEC2InstanceRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetEC2InstanceRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEC2InstanceRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetEC2InstanceRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -354,10 +324,7 @@ export const serializeAws_json1_0GetEC2RecommendationProjectedMetricsCommand = a
   input: GetEC2RecommendationProjectedMetricsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetEC2RecommendationProjectedMetrics",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEC2RecommendationProjectedMetrics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetEC2RecommendationProjectedMetricsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -367,10 +334,7 @@ export const serializeAws_json1_0GetECSServiceRecommendationProjectedMetricsComm
   input: GetECSServiceRecommendationProjectedMetricsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetECSServiceRecommendationProjectedMetrics",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetECSServiceRecommendationProjectedMetrics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetECSServiceRecommendationProjectedMetricsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -380,10 +344,7 @@ export const serializeAws_json1_0GetECSServiceRecommendationsCommand = async (
   input: GetECSServiceRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetECSServiceRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetECSServiceRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetECSServiceRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -393,10 +354,7 @@ export const serializeAws_json1_0GetEffectiveRecommendationPreferencesCommand =
   input: GetEffectiveRecommendationPreferencesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetEffectiveRecommendationPreferences",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEffectiveRecommendationPreferences");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetEffectiveRecommendationPreferencesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -406,10 +364,7 @@ export const serializeAws_json1_0GetEnrollmentStatusCommand = async (
   input: GetEnrollmentStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetEnrollmentStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEnrollmentStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetEnrollmentStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -419,10 +374,7 @@ export const serializeAws_json1_0GetEnrollmentStatusesForOrganizationCommand = a
   input: GetEnrollmentStatusesForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetEnrollmentStatusesForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEnrollmentStatusesForOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetEnrollmentStatusesForOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -432,10 +384,7 @@ export const serializeAws_json1_0GetLambdaFunctionRecommendationsCommand = async
   input: GetLambdaFunctionRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetLambdaFunctionRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLambdaFunctionRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetLambdaFunctionRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -445,10 +394,7 @@ export const serializeAws_json1_0GetRecommendationPreferencesCommand = async (
   input: GetRecommendationPreferencesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetRecommendationPreferences",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRecommendationPreferences");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetRecommendationPreferencesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -458,10 +404,7 @@ export const serializeAws_json1_0GetRecommendationSummariesCommand = async (
   input: GetRecommendationSummariesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.GetRecommendationSummaries",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRecommendationSummaries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetRecommendationSummariesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -471,10 +414,7 @@ export const serializeAws_json1_0PutRecommendationPreferencesCommand = async (
   input: PutRecommendationPreferencesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.PutRecommendationPreferences",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRecommendationPreferences");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PutRecommendationPreferencesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -484,10 +424,7 @@ export const serializeAws_json1_0UpdateEnrollmentStatusCommand = async (
   input: UpdateEnrollmentStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ComputeOptimizerService.UpdateEnrollmentStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEnrollmentStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateEnrollmentStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4070,6 +4007,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `ComputeOptimizerService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-config-service/src/protocols/Aws_json1_1.ts b/clients/client-config-service/src/protocols/Aws_json1_1.ts
index 006a856348b95..f8677eeac1e24 100644
--- a/clients/client-config-service/src/protocols/Aws_json1_1.ts
+++ b/clients/client-config-service/src/protocols/Aws_json1_1.ts
@@ -685,10 +685,7 @@ export const serializeAws_json1_1BatchGetAggregateResourceConfigCommand = async
   input: BatchGetAggregateResourceConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.BatchGetAggregateResourceConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetAggregateResourceConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetAggregateResourceConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -698,10 +695,7 @@ export const serializeAws_json1_1BatchGetResourceConfigCommand = async (
   input: BatchGetResourceConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.BatchGetResourceConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetResourceConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetResourceConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -711,10 +705,7 @@ export const serializeAws_json1_1DeleteAggregationAuthorizationCommand = async (
   input: DeleteAggregationAuthorizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteAggregationAuthorization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAggregationAuthorization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAggregationAuthorizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -724,10 +715,7 @@ export const serializeAws_json1_1DeleteConfigRuleCommand = async (
   input: DeleteConfigRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteConfigRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConfigRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConfigRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -737,10 +725,7 @@ export const serializeAws_json1_1DeleteConfigurationAggregatorCommand = async (
   input: DeleteConfigurationAggregatorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteConfigurationAggregator",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConfigurationAggregator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConfigurationAggregatorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -750,10 +735,7 @@ export const serializeAws_json1_1DeleteConfigurationRecorderCommand = async (
   input: DeleteConfigurationRecorderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteConfigurationRecorder",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConfigurationRecorder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConfigurationRecorderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -763,10 +745,7 @@ export const serializeAws_json1_1DeleteConformancePackCommand = async (
   input: DeleteConformancePackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteConformancePack",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConformancePack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConformancePackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -776,10 +755,7 @@ export const serializeAws_json1_1DeleteDeliveryChannelCommand = async (
   input: DeleteDeliveryChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteDeliveryChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDeliveryChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDeliveryChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -789,10 +765,7 @@ export const serializeAws_json1_1DeleteEvaluationResultsCommand = async (
   input: DeleteEvaluationResultsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteEvaluationResults",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEvaluationResults");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEvaluationResultsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -802,10 +775,7 @@ export const serializeAws_json1_1DeleteOrganizationConfigRuleCommand = async (
   input: DeleteOrganizationConfigRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteOrganizationConfigRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteOrganizationConfigRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteOrganizationConfigRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -815,10 +785,7 @@ export const serializeAws_json1_1DeleteOrganizationConformancePackCommand = asyn
   input: DeleteOrganizationConformancePackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteOrganizationConformancePack",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteOrganizationConformancePack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteOrganizationConformancePackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -828,10 +795,7 @@ export const serializeAws_json1_1DeletePendingAggregationRequestCommand = async
   input: DeletePendingAggregationRequestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeletePendingAggregationRequest",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePendingAggregationRequest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePendingAggregationRequestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -841,10 +805,7 @@ export const serializeAws_json1_1DeleteRemediationConfigurationCommand = async (
   input: DeleteRemediationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteRemediationConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRemediationConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRemediationConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -854,10 +815,7 @@ export const serializeAws_json1_1DeleteRemediationExceptionsCommand = async (
   input: DeleteRemediationExceptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteRemediationExceptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRemediationExceptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRemediationExceptionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -867,10 +825,7 @@ export const serializeAws_json1_1DeleteResourceConfigCommand = async (
   input: DeleteResourceConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteResourceConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourceConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourceConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -880,10 +835,7 @@ export const serializeAws_json1_1DeleteRetentionConfigurationCommand = async (
   input: DeleteRetentionConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteRetentionConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRetentionConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRetentionConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -893,10 +845,7 @@ export const serializeAws_json1_1DeleteStoredQueryCommand = async (
   input: DeleteStoredQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeleteStoredQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteStoredQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteStoredQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -906,10 +855,7 @@ export const serializeAws_json1_1DeliverConfigSnapshotCommand = async (
   input: DeliverConfigSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DeliverConfigSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeliverConfigSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeliverConfigSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -919,10 +865,7 @@ export const serializeAws_json1_1DescribeAggregateComplianceByConfigRulesCommand
   input: DescribeAggregateComplianceByConfigRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeAggregateComplianceByConfigRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAggregateComplianceByConfigRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAggregateComplianceByConfigRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -932,10 +875,7 @@ export const serializeAws_json1_1DescribeAggregateComplianceByConformancePacksCo
   input: DescribeAggregateComplianceByConformancePacksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeAggregateComplianceByConformancePacks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAggregateComplianceByConformancePacks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAggregateComplianceByConformancePacksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -945,10 +885,7 @@ export const serializeAws_json1_1DescribeAggregationAuthorizationsCommand = asyn
   input: DescribeAggregationAuthorizationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeAggregationAuthorizations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAggregationAuthorizations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAggregationAuthorizationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -958,10 +895,7 @@ export const serializeAws_json1_1DescribeComplianceByConfigRuleCommand = async (
   input: DescribeComplianceByConfigRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeComplianceByConfigRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeComplianceByConfigRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeComplianceByConfigRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -971,10 +905,7 @@ export const serializeAws_json1_1DescribeComplianceByResourceCommand = async (
   input: DescribeComplianceByResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeComplianceByResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeComplianceByResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeComplianceByResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -984,10 +915,7 @@ export const serializeAws_json1_1DescribeConfigRuleEvaluationStatusCommand = asy
   input: DescribeConfigRuleEvaluationStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeConfigRuleEvaluationStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConfigRuleEvaluationStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConfigRuleEvaluationStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -997,10 +925,7 @@ export const serializeAws_json1_1DescribeConfigRulesCommand = async (
   input: DescribeConfigRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeConfigRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConfigRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConfigRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1010,10 +935,7 @@ export const serializeAws_json1_1DescribeConfigurationAggregatorsCommand = async
   input: DescribeConfigurationAggregatorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeConfigurationAggregators",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConfigurationAggregators");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConfigurationAggregatorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1023,10 +945,7 @@ export const serializeAws_json1_1DescribeConfigurationAggregatorSourcesStatusCom
   input: DescribeConfigurationAggregatorSourcesStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeConfigurationAggregatorSourcesStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConfigurationAggregatorSourcesStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConfigurationAggregatorSourcesStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1036,10 +955,7 @@ export const serializeAws_json1_1DescribeConfigurationRecordersCommand = async (
   input: DescribeConfigurationRecordersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeConfigurationRecorders",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConfigurationRecorders");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConfigurationRecordersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1049,10 +965,7 @@ export const serializeAws_json1_1DescribeConfigurationRecorderStatusCommand = as
   input: DescribeConfigurationRecorderStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeConfigurationRecorderStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConfigurationRecorderStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConfigurationRecorderStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1062,10 +975,7 @@ export const serializeAws_json1_1DescribeConformancePackComplianceCommand = asyn
   input: DescribeConformancePackComplianceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeConformancePackCompliance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConformancePackCompliance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConformancePackComplianceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1075,10 +985,7 @@ export const serializeAws_json1_1DescribeConformancePacksCommand = async (
   input: DescribeConformancePacksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeConformancePacks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConformancePacks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConformancePacksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1088,10 +995,7 @@ export const serializeAws_json1_1DescribeConformancePackStatusCommand = async (
   input: DescribeConformancePackStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeConformancePackStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConformancePackStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConformancePackStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1101,10 +1005,7 @@ export const serializeAws_json1_1DescribeDeliveryChannelsCommand = async (
   input: DescribeDeliveryChannelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeDeliveryChannels",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDeliveryChannels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDeliveryChannelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1114,10 +1015,7 @@ export const serializeAws_json1_1DescribeDeliveryChannelStatusCommand = async (
   input: DescribeDeliveryChannelStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeDeliveryChannelStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDeliveryChannelStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDeliveryChannelStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1127,10 +1025,7 @@ export const serializeAws_json1_1DescribeOrganizationConfigRulesCommand = async
   input: DescribeOrganizationConfigRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeOrganizationConfigRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOrganizationConfigRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeOrganizationConfigRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1140,10 +1035,7 @@ export const serializeAws_json1_1DescribeOrganizationConfigRuleStatusesCommand =
   input: DescribeOrganizationConfigRuleStatusesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeOrganizationConfigRuleStatuses",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOrganizationConfigRuleStatuses");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeOrganizationConfigRuleStatusesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1153,10 +1045,7 @@ export const serializeAws_json1_1DescribeOrganizationConformancePacksCommand = a
   input: DescribeOrganizationConformancePacksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeOrganizationConformancePacks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOrganizationConformancePacks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeOrganizationConformancePacksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1166,10 +1055,7 @@ export const serializeAws_json1_1DescribeOrganizationConformancePackStatusesComm
   input: DescribeOrganizationConformancePackStatusesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeOrganizationConformancePackStatuses",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOrganizationConformancePackStatuses");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeOrganizationConformancePackStatusesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1179,10 +1065,7 @@ export const serializeAws_json1_1DescribePendingAggregationRequestsCommand = asy
   input: DescribePendingAggregationRequestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribePendingAggregationRequests",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePendingAggregationRequests");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePendingAggregationRequestsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1192,10 +1075,7 @@ export const serializeAws_json1_1DescribeRemediationConfigurationsCommand = asyn
   input: DescribeRemediationConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeRemediationConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRemediationConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRemediationConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1205,10 +1085,7 @@ export const serializeAws_json1_1DescribeRemediationExceptionsCommand = async (
   input: DescribeRemediationExceptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeRemediationExceptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRemediationExceptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRemediationExceptionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1218,10 +1095,7 @@ export const serializeAws_json1_1DescribeRemediationExecutionStatusCommand = asy
   input: DescribeRemediationExecutionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeRemediationExecutionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRemediationExecutionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRemediationExecutionStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1231,10 +1105,7 @@ export const serializeAws_json1_1DescribeRetentionConfigurationsCommand = async
   input: DescribeRetentionConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.DescribeRetentionConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRetentionConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRetentionConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1244,10 +1115,7 @@ export const serializeAws_json1_1GetAggregateComplianceDetailsByConfigRuleComman
   input: GetAggregateComplianceDetailsByConfigRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetAggregateComplianceDetailsByConfigRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAggregateComplianceDetailsByConfigRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAggregateComplianceDetailsByConfigRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1257,10 +1125,7 @@ export const serializeAws_json1_1GetAggregateConfigRuleComplianceSummaryCommand
   input: GetAggregateConfigRuleComplianceSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetAggregateConfigRuleComplianceSummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAggregateConfigRuleComplianceSummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAggregateConfigRuleComplianceSummaryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1270,10 +1135,7 @@ export const serializeAws_json1_1GetAggregateConformancePackComplianceSummaryCom
   input: GetAggregateConformancePackComplianceSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetAggregateConformancePackComplianceSummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAggregateConformancePackComplianceSummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAggregateConformancePackComplianceSummaryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1283,10 +1145,7 @@ export const serializeAws_json1_1GetAggregateDiscoveredResourceCountsCommand = a
   input: GetAggregateDiscoveredResourceCountsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetAggregateDiscoveredResourceCounts",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAggregateDiscoveredResourceCounts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAggregateDiscoveredResourceCountsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1296,10 +1155,7 @@ export const serializeAws_json1_1GetAggregateResourceConfigCommand = async (
   input: GetAggregateResourceConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetAggregateResourceConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAggregateResourceConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAggregateResourceConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1309,10 +1165,7 @@ export const serializeAws_json1_1GetComplianceDetailsByConfigRuleCommand = async
   input: GetComplianceDetailsByConfigRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetComplianceDetailsByConfigRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetComplianceDetailsByConfigRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetComplianceDetailsByConfigRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1322,10 +1175,7 @@ export const serializeAws_json1_1GetComplianceDetailsByResourceCommand = async (
   input: GetComplianceDetailsByResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetComplianceDetailsByResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetComplianceDetailsByResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetComplianceDetailsByResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1335,10 +1185,7 @@ export const serializeAws_json1_1GetComplianceSummaryByConfigRuleCommand = async
   input: GetComplianceSummaryByConfigRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetComplianceSummaryByConfigRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetComplianceSummaryByConfigRule");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -1347,10 +1194,7 @@ export const serializeAws_json1_1GetComplianceSummaryByResourceTypeCommand = asy
   input: GetComplianceSummaryByResourceTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetComplianceSummaryByResourceType",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetComplianceSummaryByResourceType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetComplianceSummaryByResourceTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1360,10 +1204,7 @@ export const serializeAws_json1_1GetConformancePackComplianceDetailsCommand = as
   input: GetConformancePackComplianceDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetConformancePackComplianceDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetConformancePackComplianceDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetConformancePackComplianceDetailsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1373,10 +1214,7 @@ export const serializeAws_json1_1GetConformancePackComplianceSummaryCommand = as
   input: GetConformancePackComplianceSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetConformancePackComplianceSummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetConformancePackComplianceSummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetConformancePackComplianceSummaryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1386,10 +1224,7 @@ export const serializeAws_json1_1GetCustomRulePolicyCommand = async (
   input: GetCustomRulePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetCustomRulePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCustomRulePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCustomRulePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1399,10 +1234,7 @@ export const serializeAws_json1_1GetDiscoveredResourceCountsCommand = async (
   input: GetDiscoveredResourceCountsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetDiscoveredResourceCounts",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDiscoveredResourceCounts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDiscoveredResourceCountsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1412,10 +1244,7 @@ export const serializeAws_json1_1GetOrganizationConfigRuleDetailedStatusCommand
   input: GetOrganizationConfigRuleDetailedStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetOrganizationConfigRuleDetailedStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOrganizationConfigRuleDetailedStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOrganizationConfigRuleDetailedStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1425,10 +1254,7 @@ export const serializeAws_json1_1GetOrganizationConformancePackDetailedStatusCom
   input: GetOrganizationConformancePackDetailedStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetOrganizationConformancePackDetailedStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOrganizationConformancePackDetailedStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOrganizationConformancePackDetailedStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1438,10 +1264,7 @@ export const serializeAws_json1_1GetOrganizationCustomRulePolicyCommand = async
   input: GetOrganizationCustomRulePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetOrganizationCustomRulePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOrganizationCustomRulePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOrganizationCustomRulePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1451,10 +1274,7 @@ export const serializeAws_json1_1GetResourceConfigHistoryCommand = async (
   input: GetResourceConfigHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetResourceConfigHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourceConfigHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourceConfigHistoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1464,10 +1284,7 @@ export const serializeAws_json1_1GetResourceEvaluationSummaryCommand = async (
   input: GetResourceEvaluationSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetResourceEvaluationSummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourceEvaluationSummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourceEvaluationSummaryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1477,10 +1294,7 @@ export const serializeAws_json1_1GetStoredQueryCommand = async (
   input: GetStoredQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.GetStoredQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetStoredQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetStoredQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1490,10 +1304,7 @@ export const serializeAws_json1_1ListAggregateDiscoveredResourcesCommand = async
   input: ListAggregateDiscoveredResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.ListAggregateDiscoveredResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAggregateDiscoveredResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAggregateDiscoveredResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1503,10 +1314,7 @@ export const serializeAws_json1_1ListConformancePackComplianceScoresCommand = as
   input: ListConformancePackComplianceScoresCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.ListConformancePackComplianceScores",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListConformancePackComplianceScores");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListConformancePackComplianceScoresRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1516,10 +1324,7 @@ export const serializeAws_json1_1ListDiscoveredResourcesCommand = async (
   input: ListDiscoveredResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.ListDiscoveredResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDiscoveredResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDiscoveredResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1529,10 +1334,7 @@ export const serializeAws_json1_1ListResourceEvaluationsCommand = async (
   input: ListResourceEvaluationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.ListResourceEvaluations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourceEvaluations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourceEvaluationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1542,10 +1344,7 @@ export const serializeAws_json1_1ListStoredQueriesCommand = async (
   input: ListStoredQueriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.ListStoredQueries",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStoredQueries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStoredQueriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1555,10 +1354,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1568,10 +1364,7 @@ export const serializeAws_json1_1PutAggregationAuthorizationCommand = async (
   input: PutAggregationAuthorizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutAggregationAuthorization",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAggregationAuthorization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAggregationAuthorizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1581,10 +1374,7 @@ export const serializeAws_json1_1PutConfigRuleCommand = async (
   input: PutConfigRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutConfigRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutConfigRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutConfigRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1594,10 +1384,7 @@ export const serializeAws_json1_1PutConfigurationAggregatorCommand = async (
   input: PutConfigurationAggregatorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutConfigurationAggregator",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutConfigurationAggregator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutConfigurationAggregatorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1607,10 +1394,7 @@ export const serializeAws_json1_1PutConfigurationRecorderCommand = async (
   input: PutConfigurationRecorderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutConfigurationRecorder",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutConfigurationRecorder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutConfigurationRecorderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1620,10 +1404,7 @@ export const serializeAws_json1_1PutConformancePackCommand = async (
   input: PutConformancePackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutConformancePack",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutConformancePack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutConformancePackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1633,10 +1414,7 @@ export const serializeAws_json1_1PutDeliveryChannelCommand = async (
   input: PutDeliveryChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutDeliveryChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutDeliveryChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutDeliveryChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1646,10 +1424,7 @@ export const serializeAws_json1_1PutEvaluationsCommand = async (
   input: PutEvaluationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutEvaluations",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutEvaluations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutEvaluationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1659,10 +1434,7 @@ export const serializeAws_json1_1PutExternalEvaluationCommand = async (
   input: PutExternalEvaluationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutExternalEvaluation",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutExternalEvaluation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutExternalEvaluationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1672,10 +1444,7 @@ export const serializeAws_json1_1PutOrganizationConfigRuleCommand = async (
   input: PutOrganizationConfigRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutOrganizationConfigRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutOrganizationConfigRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutOrganizationConfigRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1685,10 +1454,7 @@ export const serializeAws_json1_1PutOrganizationConformancePackCommand = async (
   input: PutOrganizationConformancePackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutOrganizationConformancePack",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutOrganizationConformancePack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutOrganizationConformancePackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1698,10 +1464,7 @@ export const serializeAws_json1_1PutRemediationConfigurationsCommand = async (
   input: PutRemediationConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutRemediationConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRemediationConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRemediationConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1711,10 +1474,7 @@ export const serializeAws_json1_1PutRemediationExceptionsCommand = async (
   input: PutRemediationExceptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutRemediationExceptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRemediationExceptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRemediationExceptionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1724,10 +1484,7 @@ export const serializeAws_json1_1PutResourceConfigCommand = async (
   input: PutResourceConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutResourceConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourceConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourceConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1737,10 +1494,7 @@ export const serializeAws_json1_1PutRetentionConfigurationCommand = async (
   input: PutRetentionConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutRetentionConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRetentionConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRetentionConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1750,10 +1504,7 @@ export const serializeAws_json1_1PutStoredQueryCommand = async (
   input: PutStoredQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.PutStoredQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutStoredQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutStoredQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1763,10 +1514,7 @@ export const serializeAws_json1_1SelectAggregateResourceConfigCommand = async (
   input: SelectAggregateResourceConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.SelectAggregateResourceConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("SelectAggregateResourceConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SelectAggregateResourceConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1776,10 +1524,7 @@ export const serializeAws_json1_1SelectResourceConfigCommand = async (
   input: SelectResourceConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.SelectResourceConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("SelectResourceConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SelectResourceConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1789,10 +1534,7 @@ export const serializeAws_json1_1StartConfigRulesEvaluationCommand = async (
   input: StartConfigRulesEvaluationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.StartConfigRulesEvaluation",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartConfigRulesEvaluation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartConfigRulesEvaluationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1802,10 +1544,7 @@ export const serializeAws_json1_1StartConfigurationRecorderCommand = async (
   input: StartConfigurationRecorderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.StartConfigurationRecorder",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartConfigurationRecorder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartConfigurationRecorderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1815,10 +1554,7 @@ export const serializeAws_json1_1StartRemediationExecutionCommand = async (
   input: StartRemediationExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.StartRemediationExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartRemediationExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartRemediationExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1828,10 +1564,7 @@ export const serializeAws_json1_1StartResourceEvaluationCommand = async (
   input: StartResourceEvaluationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.StartResourceEvaluation",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartResourceEvaluation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartResourceEvaluationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1841,10 +1574,7 @@ export const serializeAws_json1_1StopConfigurationRecorderCommand = async (
   input: StopConfigurationRecorderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.StopConfigurationRecorder",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopConfigurationRecorder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopConfigurationRecorderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1854,10 +1584,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1867,10 +1594,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StarlingDoveService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -12520,6 +12244,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `StarlingDoveService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cost-and-usage-report-service/src/protocols/Aws_json1_1.ts b/clients/client-cost-and-usage-report-service/src/protocols/Aws_json1_1.ts
index 649561e4b8076..1ddc8c2baea40 100644
--- a/clients/client-cost-and-usage-report-service/src/protocols/Aws_json1_1.ts
+++ b/clients/client-cost-and-usage-report-service/src/protocols/Aws_json1_1.ts
@@ -52,10 +52,7 @@ export const serializeAws_json1_1DeleteReportDefinitionCommand = async (
   input: DeleteReportDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrigamiServiceGatewayService.DeleteReportDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteReportDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteReportDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -65,10 +62,7 @@ export const serializeAws_json1_1DescribeReportDefinitionsCommand = async (
   input: DescribeReportDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrigamiServiceGatewayService.DescribeReportDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReportDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReportDefinitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -78,10 +72,7 @@ export const serializeAws_json1_1ModifyReportDefinitionCommand = async (
   input: ModifyReportDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrigamiServiceGatewayService.ModifyReportDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyReportDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyReportDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -91,10 +82,7 @@ export const serializeAws_json1_1PutReportDefinitionCommand = async (
   input: PutReportDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrigamiServiceGatewayService.PutReportDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutReportDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutReportDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -585,6 +573,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSOrigamiServiceGatewayService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-cost-explorer/src/protocols/Aws_json1_1.ts b/clients/client-cost-explorer/src/protocols/Aws_json1_1.ts
index 50353455d98dc..6ac9fb68f369f 100644
--- a/clients/client-cost-explorer/src/protocols/Aws_json1_1.ts
+++ b/clients/client-cost-explorer/src/protocols/Aws_json1_1.ts
@@ -314,10 +314,7 @@ export const serializeAws_json1_1CreateAnomalyMonitorCommand = async (
   input: CreateAnomalyMonitorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.CreateAnomalyMonitor",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAnomalyMonitor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAnomalyMonitorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -327,10 +324,7 @@ export const serializeAws_json1_1CreateAnomalySubscriptionCommand = async (
   input: CreateAnomalySubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.CreateAnomalySubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAnomalySubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAnomalySubscriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -340,10 +334,7 @@ export const serializeAws_json1_1CreateCostCategoryDefinitionCommand = async (
   input: CreateCostCategoryDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.CreateCostCategoryDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCostCategoryDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCostCategoryDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -353,10 +344,7 @@ export const serializeAws_json1_1DeleteAnomalyMonitorCommand = async (
   input: DeleteAnomalyMonitorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.DeleteAnomalyMonitor",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAnomalyMonitor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAnomalyMonitorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -366,10 +354,7 @@ export const serializeAws_json1_1DeleteAnomalySubscriptionCommand = async (
   input: DeleteAnomalySubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.DeleteAnomalySubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAnomalySubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAnomalySubscriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -379,10 +364,7 @@ export const serializeAws_json1_1DeleteCostCategoryDefinitionCommand = async (
   input: DeleteCostCategoryDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.DeleteCostCategoryDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCostCategoryDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCostCategoryDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -392,10 +374,7 @@ export const serializeAws_json1_1DescribeCostCategoryDefinitionCommand = async (
   input: DescribeCostCategoryDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.DescribeCostCategoryDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCostCategoryDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCostCategoryDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -405,10 +384,7 @@ export const serializeAws_json1_1GetAnomaliesCommand = async (
   input: GetAnomaliesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetAnomalies",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAnomalies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAnomaliesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -418,10 +394,7 @@ export const serializeAws_json1_1GetAnomalyMonitorsCommand = async (
   input: GetAnomalyMonitorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetAnomalyMonitors",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAnomalyMonitors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAnomalyMonitorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -431,10 +404,7 @@ export const serializeAws_json1_1GetAnomalySubscriptionsCommand = async (
   input: GetAnomalySubscriptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetAnomalySubscriptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAnomalySubscriptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAnomalySubscriptionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -444,10 +414,7 @@ export const serializeAws_json1_1GetCostAndUsageCommand = async (
   input: GetCostAndUsageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetCostAndUsage",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCostAndUsage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCostAndUsageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -457,10 +424,7 @@ export const serializeAws_json1_1GetCostAndUsageWithResourcesCommand = async (
   input: GetCostAndUsageWithResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetCostAndUsageWithResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCostAndUsageWithResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCostAndUsageWithResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -470,10 +434,7 @@ export const serializeAws_json1_1GetCostCategoriesCommand = async (
   input: GetCostCategoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetCostCategories",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCostCategories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCostCategoriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -483,10 +444,7 @@ export const serializeAws_json1_1GetCostForecastCommand = async (
   input: GetCostForecastCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetCostForecast",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCostForecast");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCostForecastRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -496,10 +454,7 @@ export const serializeAws_json1_1GetDimensionValuesCommand = async (
   input: GetDimensionValuesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetDimensionValues",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDimensionValues");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDimensionValuesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -509,10 +464,7 @@ export const serializeAws_json1_1GetReservationCoverageCommand = async (
   input: GetReservationCoverageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetReservationCoverage",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetReservationCoverage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetReservationCoverageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -522,10 +474,7 @@ export const serializeAws_json1_1GetReservationPurchaseRecommendationCommand = a
   input: GetReservationPurchaseRecommendationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetReservationPurchaseRecommendation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetReservationPurchaseRecommendation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetReservationPurchaseRecommendationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -535,10 +484,7 @@ export const serializeAws_json1_1GetReservationUtilizationCommand = async (
   input: GetReservationUtilizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetReservationUtilization",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetReservationUtilization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetReservationUtilizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -548,10 +494,7 @@ export const serializeAws_json1_1GetRightsizingRecommendationCommand = async (
   input: GetRightsizingRecommendationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetRightsizingRecommendation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRightsizingRecommendation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRightsizingRecommendationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -561,10 +504,7 @@ export const serializeAws_json1_1GetSavingsPlansCoverageCommand = async (
   input: GetSavingsPlansCoverageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetSavingsPlansCoverage",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSavingsPlansCoverage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSavingsPlansCoverageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -574,10 +514,7 @@ export const serializeAws_json1_1GetSavingsPlansPurchaseRecommendationCommand =
   input: GetSavingsPlansPurchaseRecommendationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetSavingsPlansPurchaseRecommendation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSavingsPlansPurchaseRecommendation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSavingsPlansPurchaseRecommendationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -587,10 +524,7 @@ export const serializeAws_json1_1GetSavingsPlansUtilizationCommand = async (
   input: GetSavingsPlansUtilizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetSavingsPlansUtilization",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSavingsPlansUtilization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSavingsPlansUtilizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -600,10 +534,7 @@ export const serializeAws_json1_1GetSavingsPlansUtilizationDetailsCommand = asyn
   input: GetSavingsPlansUtilizationDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetSavingsPlansUtilizationDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSavingsPlansUtilizationDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSavingsPlansUtilizationDetailsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -613,10 +544,7 @@ export const serializeAws_json1_1GetTagsCommand = async (
   input: GetTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -626,10 +554,7 @@ export const serializeAws_json1_1GetUsageForecastCommand = async (
   input: GetUsageForecastCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.GetUsageForecast",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUsageForecast");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUsageForecastRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -639,10 +564,7 @@ export const serializeAws_json1_1ListCostAllocationTagsCommand = async (
   input: ListCostAllocationTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.ListCostAllocationTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCostAllocationTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCostAllocationTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -652,10 +574,7 @@ export const serializeAws_json1_1ListCostCategoryDefinitionsCommand = async (
   input: ListCostCategoryDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.ListCostCategoryDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCostCategoryDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCostCategoryDefinitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -665,10 +584,7 @@ export const serializeAws_json1_1ListSavingsPlansPurchaseRecommendationGeneratio
   input: ListSavingsPlansPurchaseRecommendationGenerationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.ListSavingsPlansPurchaseRecommendationGeneration",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSavingsPlansPurchaseRecommendationGeneration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSavingsPlansPurchaseRecommendationGenerationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -678,10 +594,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -691,10 +604,7 @@ export const serializeAws_json1_1ProvideAnomalyFeedbackCommand = async (
   input: ProvideAnomalyFeedbackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.ProvideAnomalyFeedback",
-  };
+  const headers: __HeaderBag = sharedHeaders("ProvideAnomalyFeedback");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ProvideAnomalyFeedbackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -704,10 +614,7 @@ export const serializeAws_json1_1StartSavingsPlansPurchaseRecommendationGenerati
   input: StartSavingsPlansPurchaseRecommendationGenerationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.StartSavingsPlansPurchaseRecommendationGeneration",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartSavingsPlansPurchaseRecommendationGeneration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartSavingsPlansPurchaseRecommendationGenerationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -717,10 +624,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -730,10 +634,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -743,10 +644,7 @@ export const serializeAws_json1_1UpdateAnomalyMonitorCommand = async (
   input: UpdateAnomalyMonitorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.UpdateAnomalyMonitor",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAnomalyMonitor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAnomalyMonitorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -756,10 +654,7 @@ export const serializeAws_json1_1UpdateAnomalySubscriptionCommand = async (
   input: UpdateAnomalySubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.UpdateAnomalySubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAnomalySubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAnomalySubscriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -769,10 +664,7 @@ export const serializeAws_json1_1UpdateCostAllocationTagsStatusCommand = async (
   input: UpdateCostAllocationTagsStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.UpdateCostAllocationTagsStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCostAllocationTagsStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCostAllocationTagsStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -782,10 +674,7 @@ export const serializeAws_json1_1UpdateCostCategoryDefinitionCommand = async (
   input: UpdateCostCategoryDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSInsightsIndexService.UpdateCostCategoryDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCostCategoryDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCostCategoryDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5697,6 +5586,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSInsightsIndexService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-data-pipeline/src/protocols/Aws_json1_1.ts b/clients/client-data-pipeline/src/protocols/Aws_json1_1.ts
index 7d747dcb866c2..6344d44e19b2d 100644
--- a/clients/client-data-pipeline/src/protocols/Aws_json1_1.ts
+++ b/clients/client-data-pipeline/src/protocols/Aws_json1_1.ts
@@ -108,10 +108,7 @@ export const serializeAws_json1_1ActivatePipelineCommand = async (
   input: ActivatePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.ActivatePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("ActivatePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ActivatePipelineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -121,10 +118,7 @@ export const serializeAws_json1_1AddTagsCommand = async (
   input: AddTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.AddTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -134,10 +128,7 @@ export const serializeAws_json1_1CreatePipelineCommand = async (
   input: CreatePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.CreatePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePipelineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -147,10 +138,7 @@ export const serializeAws_json1_1DeactivatePipelineCommand = async (
   input: DeactivatePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.DeactivatePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeactivatePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeactivatePipelineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -160,10 +148,7 @@ export const serializeAws_json1_1DeletePipelineCommand = async (
   input: DeletePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.DeletePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePipelineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -173,10 +158,7 @@ export const serializeAws_json1_1DescribeObjectsCommand = async (
   input: DescribeObjectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.DescribeObjects",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeObjects");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeObjectsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -186,10 +168,7 @@ export const serializeAws_json1_1DescribePipelinesCommand = async (
   input: DescribePipelinesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.DescribePipelines",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePipelines");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePipelinesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -199,10 +178,7 @@ export const serializeAws_json1_1EvaluateExpressionCommand = async (
   input: EvaluateExpressionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.EvaluateExpression",
-  };
+  const headers: __HeaderBag = sharedHeaders("EvaluateExpression");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EvaluateExpressionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -212,10 +188,7 @@ export const serializeAws_json1_1GetPipelineDefinitionCommand = async (
   input: GetPipelineDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.GetPipelineDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPipelineDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPipelineDefinitionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -225,10 +198,7 @@ export const serializeAws_json1_1ListPipelinesCommand = async (
   input: ListPipelinesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.ListPipelines",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPipelines");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPipelinesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -238,10 +208,7 @@ export const serializeAws_json1_1PollForTaskCommand = async (
   input: PollForTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.PollForTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("PollForTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PollForTaskInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -251,10 +218,7 @@ export const serializeAws_json1_1PutPipelineDefinitionCommand = async (
   input: PutPipelineDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.PutPipelineDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPipelineDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPipelineDefinitionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -264,10 +228,7 @@ export const serializeAws_json1_1QueryObjectsCommand = async (
   input: QueryObjectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.QueryObjects",
-  };
+  const headers: __HeaderBag = sharedHeaders("QueryObjects");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1QueryObjectsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -277,10 +238,7 @@ export const serializeAws_json1_1RemoveTagsCommand = async (
   input: RemoveTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.RemoveTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTagsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -290,10 +248,7 @@ export const serializeAws_json1_1ReportTaskProgressCommand = async (
   input: ReportTaskProgressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.ReportTaskProgress",
-  };
+  const headers: __HeaderBag = sharedHeaders("ReportTaskProgress");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ReportTaskProgressInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -303,10 +258,7 @@ export const serializeAws_json1_1ReportTaskRunnerHeartbeatCommand = async (
   input: ReportTaskRunnerHeartbeatCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.ReportTaskRunnerHeartbeat",
-  };
+  const headers: __HeaderBag = sharedHeaders("ReportTaskRunnerHeartbeat");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ReportTaskRunnerHeartbeatInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -316,10 +268,7 @@ export const serializeAws_json1_1SetStatusCommand = async (
   input: SetStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.SetStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetStatusInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -329,10 +278,7 @@ export const serializeAws_json1_1SetTaskStatusCommand = async (
   input: SetTaskStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.SetTaskStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetTaskStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetTaskStatusInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -342,10 +288,7 @@ export const serializeAws_json1_1ValidatePipelineDefinitionCommand = async (
   input: ValidatePipelineDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DataPipeline.ValidatePipelineDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("ValidatePipelineDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ValidatePipelineDefinitionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2148,6 +2091,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `DataPipeline.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-database-migration-service/src/protocols/Aws_json1_1.ts b/clients/client-database-migration-service/src/protocols/Aws_json1_1.ts
index 7e1184d25c026..d1ad876acf1f4 100644
--- a/clients/client-database-migration-service/src/protocols/Aws_json1_1.ts
+++ b/clients/client-database-migration-service/src/protocols/Aws_json1_1.ts
@@ -493,10 +493,7 @@ export const serializeAws_json1_1AddTagsToResourceCommand = async (
   input: AddTagsToResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.AddTagsToResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTagsToResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsToResourceMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -506,10 +503,7 @@ export const serializeAws_json1_1ApplyPendingMaintenanceActionCommand = async (
   input: ApplyPendingMaintenanceActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.ApplyPendingMaintenanceAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("ApplyPendingMaintenanceAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ApplyPendingMaintenanceActionMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -519,10 +513,7 @@ export const serializeAws_json1_1BatchStartRecommendationsCommand = async (
   input: BatchStartRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.BatchStartRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchStartRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchStartRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -532,10 +523,7 @@ export const serializeAws_json1_1CancelReplicationTaskAssessmentRunCommand = asy
   input: CancelReplicationTaskAssessmentRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.CancelReplicationTaskAssessmentRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelReplicationTaskAssessmentRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelReplicationTaskAssessmentRunMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -545,10 +533,7 @@ export const serializeAws_json1_1CreateEndpointCommand = async (
   input: CreateEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.CreateEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEndpointMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -558,10 +543,7 @@ export const serializeAws_json1_1CreateEventSubscriptionCommand = async (
   input: CreateEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.CreateEventSubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEventSubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEventSubscriptionMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -571,10 +553,7 @@ export const serializeAws_json1_1CreateFleetAdvisorCollectorCommand = async (
   input: CreateFleetAdvisorCollectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.CreateFleetAdvisorCollector",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFleetAdvisorCollector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFleetAdvisorCollectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -584,10 +563,7 @@ export const serializeAws_json1_1CreateReplicationInstanceCommand = async (
   input: CreateReplicationInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.CreateReplicationInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateReplicationInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateReplicationInstanceMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -597,10 +573,7 @@ export const serializeAws_json1_1CreateReplicationSubnetGroupCommand = async (
   input: CreateReplicationSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.CreateReplicationSubnetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateReplicationSubnetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateReplicationSubnetGroupMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -610,10 +583,7 @@ export const serializeAws_json1_1CreateReplicationTaskCommand = async (
   input: CreateReplicationTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.CreateReplicationTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateReplicationTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateReplicationTaskMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -623,10 +593,7 @@ export const serializeAws_json1_1DeleteCertificateCommand = async (
   input: DeleteCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DeleteCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCertificateMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -636,10 +603,7 @@ export const serializeAws_json1_1DeleteConnectionCommand = async (
   input: DeleteConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DeleteConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConnectionMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -649,10 +613,7 @@ export const serializeAws_json1_1DeleteEndpointCommand = async (
   input: DeleteEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DeleteEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEndpointMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -662,10 +623,7 @@ export const serializeAws_json1_1DeleteEventSubscriptionCommand = async (
   input: DeleteEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DeleteEventSubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEventSubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEventSubscriptionMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -675,10 +633,7 @@ export const serializeAws_json1_1DeleteFleetAdvisorCollectorCommand = async (
   input: DeleteFleetAdvisorCollectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DeleteFleetAdvisorCollector",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFleetAdvisorCollector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCollectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -688,10 +643,7 @@ export const serializeAws_json1_1DeleteFleetAdvisorDatabasesCommand = async (
   input: DeleteFleetAdvisorDatabasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DeleteFleetAdvisorDatabases",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFleetAdvisorDatabases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFleetAdvisorDatabasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -701,10 +653,7 @@ export const serializeAws_json1_1DeleteReplicationInstanceCommand = async (
   input: DeleteReplicationInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DeleteReplicationInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteReplicationInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteReplicationInstanceMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -714,10 +663,7 @@ export const serializeAws_json1_1DeleteReplicationSubnetGroupCommand = async (
   input: DeleteReplicationSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DeleteReplicationSubnetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteReplicationSubnetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteReplicationSubnetGroupMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -727,10 +673,7 @@ export const serializeAws_json1_1DeleteReplicationTaskCommand = async (
   input: DeleteReplicationTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DeleteReplicationTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteReplicationTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteReplicationTaskMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -740,10 +683,7 @@ export const serializeAws_json1_1DeleteReplicationTaskAssessmentRunCommand = asy
   input: DeleteReplicationTaskAssessmentRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DeleteReplicationTaskAssessmentRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteReplicationTaskAssessmentRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteReplicationTaskAssessmentRunMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -753,10 +693,7 @@ export const serializeAws_json1_1DescribeAccountAttributesCommand = async (
   input: DescribeAccountAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeAccountAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccountAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAccountAttributesMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -766,10 +703,7 @@ export const serializeAws_json1_1DescribeApplicableIndividualAssessmentsCommand
   input: DescribeApplicableIndividualAssessmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeApplicableIndividualAssessments",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApplicableIndividualAssessments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeApplicableIndividualAssessmentsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -779,10 +713,7 @@ export const serializeAws_json1_1DescribeCertificatesCommand = async (
   input: DescribeCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeCertificates",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCertificates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCertificatesMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -792,10 +723,7 @@ export const serializeAws_json1_1DescribeConnectionsCommand = async (
   input: DescribeConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeConnections",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConnections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConnectionsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -805,10 +733,7 @@ export const serializeAws_json1_1DescribeEndpointsCommand = async (
   input: DescribeEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEndpointsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -818,10 +743,7 @@ export const serializeAws_json1_1DescribeEndpointSettingsCommand = async (
   input: DescribeEndpointSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeEndpointSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEndpointSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEndpointSettingsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -831,10 +753,7 @@ export const serializeAws_json1_1DescribeEndpointTypesCommand = async (
   input: DescribeEndpointTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeEndpointTypes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEndpointTypes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEndpointTypesMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -844,10 +763,7 @@ export const serializeAws_json1_1DescribeEventCategoriesCommand = async (
   input: DescribeEventCategoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeEventCategories",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventCategories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventCategoriesMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -857,10 +773,7 @@ export const serializeAws_json1_1DescribeEventsCommand = async (
   input: DescribeEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -870,10 +783,7 @@ export const serializeAws_json1_1DescribeEventSubscriptionsCommand = async (
   input: DescribeEventSubscriptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeEventSubscriptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventSubscriptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventSubscriptionsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -883,10 +793,7 @@ export const serializeAws_json1_1DescribeFleetAdvisorCollectorsCommand = async (
   input: DescribeFleetAdvisorCollectorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeFleetAdvisorCollectors",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetAdvisorCollectors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetAdvisorCollectorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -896,10 +803,7 @@ export const serializeAws_json1_1DescribeFleetAdvisorDatabasesCommand = async (
   input: DescribeFleetAdvisorDatabasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeFleetAdvisorDatabases",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetAdvisorDatabases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetAdvisorDatabasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -909,10 +813,7 @@ export const serializeAws_json1_1DescribeFleetAdvisorLsaAnalysisCommand = async
   input: DescribeFleetAdvisorLsaAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeFleetAdvisorLsaAnalysis",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetAdvisorLsaAnalysis");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetAdvisorLsaAnalysisRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -922,10 +823,7 @@ export const serializeAws_json1_1DescribeFleetAdvisorSchemaObjectSummaryCommand
   input: DescribeFleetAdvisorSchemaObjectSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeFleetAdvisorSchemaObjectSummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetAdvisorSchemaObjectSummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetAdvisorSchemaObjectSummaryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -935,10 +833,7 @@ export const serializeAws_json1_1DescribeFleetAdvisorSchemasCommand = async (
   input: DescribeFleetAdvisorSchemasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeFleetAdvisorSchemas",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetAdvisorSchemas");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetAdvisorSchemasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -948,10 +843,7 @@ export const serializeAws_json1_1DescribeOrderableReplicationInstancesCommand =
   input: DescribeOrderableReplicationInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeOrderableReplicationInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOrderableReplicationInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeOrderableReplicationInstancesMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -961,10 +853,7 @@ export const serializeAws_json1_1DescribePendingMaintenanceActionsCommand = asyn
   input: DescribePendingMaintenanceActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribePendingMaintenanceActions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePendingMaintenanceActions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePendingMaintenanceActionsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -974,10 +863,7 @@ export const serializeAws_json1_1DescribeRecommendationLimitationsCommand = asyn
   input: DescribeRecommendationLimitationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeRecommendationLimitations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRecommendationLimitations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRecommendationLimitationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -987,10 +873,7 @@ export const serializeAws_json1_1DescribeRecommendationsCommand = async (
   input: DescribeRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1000,10 +883,7 @@ export const serializeAws_json1_1DescribeRefreshSchemasStatusCommand = async (
   input: DescribeRefreshSchemasStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeRefreshSchemasStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRefreshSchemasStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRefreshSchemasStatusMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1013,10 +893,7 @@ export const serializeAws_json1_1DescribeReplicationInstancesCommand = async (
   input: DescribeReplicationInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeReplicationInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReplicationInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReplicationInstancesMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1026,10 +903,7 @@ export const serializeAws_json1_1DescribeReplicationInstanceTaskLogsCommand = as
   input: DescribeReplicationInstanceTaskLogsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeReplicationInstanceTaskLogs",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReplicationInstanceTaskLogs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReplicationInstanceTaskLogsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1039,10 +913,7 @@ export const serializeAws_json1_1DescribeReplicationSubnetGroupsCommand = async
   input: DescribeReplicationSubnetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeReplicationSubnetGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReplicationSubnetGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReplicationSubnetGroupsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1052,10 +923,7 @@ export const serializeAws_json1_1DescribeReplicationTaskAssessmentResultsCommand
   input: DescribeReplicationTaskAssessmentResultsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeReplicationTaskAssessmentResults",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReplicationTaskAssessmentResults");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReplicationTaskAssessmentResultsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1065,10 +933,7 @@ export const serializeAws_json1_1DescribeReplicationTaskAssessmentRunsCommand =
   input: DescribeReplicationTaskAssessmentRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeReplicationTaskAssessmentRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReplicationTaskAssessmentRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReplicationTaskAssessmentRunsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1078,10 +943,7 @@ export const serializeAws_json1_1DescribeReplicationTaskIndividualAssessmentsCom
   input: DescribeReplicationTaskIndividualAssessmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeReplicationTaskIndividualAssessments",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReplicationTaskIndividualAssessments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReplicationTaskIndividualAssessmentsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1091,10 +953,7 @@ export const serializeAws_json1_1DescribeReplicationTasksCommand = async (
   input: DescribeReplicationTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeReplicationTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReplicationTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReplicationTasksMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1104,10 +963,7 @@ export const serializeAws_json1_1DescribeSchemasCommand = async (
   input: DescribeSchemasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeSchemas",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSchemas");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSchemasMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1117,10 +973,7 @@ export const serializeAws_json1_1DescribeTableStatisticsCommand = async (
   input: DescribeTableStatisticsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.DescribeTableStatistics",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTableStatistics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTableStatisticsMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1130,10 +983,7 @@ export const serializeAws_json1_1ImportCertificateCommand = async (
   input: ImportCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.ImportCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportCertificateMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1143,10 +993,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1156,10 +1003,7 @@ export const serializeAws_json1_1ModifyEndpointCommand = async (
   input: ModifyEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.ModifyEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyEndpointMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1169,10 +1013,7 @@ export const serializeAws_json1_1ModifyEventSubscriptionCommand = async (
   input: ModifyEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.ModifyEventSubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyEventSubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyEventSubscriptionMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1182,10 +1023,7 @@ export const serializeAws_json1_1ModifyReplicationInstanceCommand = async (
   input: ModifyReplicationInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.ModifyReplicationInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyReplicationInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyReplicationInstanceMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1195,10 +1033,7 @@ export const serializeAws_json1_1ModifyReplicationSubnetGroupCommand = async (
   input: ModifyReplicationSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.ModifyReplicationSubnetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyReplicationSubnetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyReplicationSubnetGroupMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1208,10 +1043,7 @@ export const serializeAws_json1_1ModifyReplicationTaskCommand = async (
   input: ModifyReplicationTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.ModifyReplicationTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyReplicationTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyReplicationTaskMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1221,10 +1053,7 @@ export const serializeAws_json1_1MoveReplicationTaskCommand = async (
   input: MoveReplicationTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.MoveReplicationTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("MoveReplicationTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MoveReplicationTaskMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1234,10 +1063,7 @@ export const serializeAws_json1_1RebootReplicationInstanceCommand = async (
   input: RebootReplicationInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.RebootReplicationInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("RebootReplicationInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RebootReplicationInstanceMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1247,10 +1073,7 @@ export const serializeAws_json1_1RefreshSchemasCommand = async (
   input: RefreshSchemasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.RefreshSchemas",
-  };
+  const headers: __HeaderBag = sharedHeaders("RefreshSchemas");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RefreshSchemasMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1260,10 +1083,7 @@ export const serializeAws_json1_1ReloadTablesCommand = async (
   input: ReloadTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.ReloadTables",
-  };
+  const headers: __HeaderBag = sharedHeaders("ReloadTables");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ReloadTablesMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1273,10 +1093,7 @@ export const serializeAws_json1_1RemoveTagsFromResourceCommand = async (
   input: RemoveTagsFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.RemoveTagsFromResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTagsFromResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTagsFromResourceMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1286,10 +1103,7 @@ export const serializeAws_json1_1RunFleetAdvisorLsaAnalysisCommand = async (
   input: RunFleetAdvisorLsaAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.RunFleetAdvisorLsaAnalysis",
-  };
+  const headers: __HeaderBag = sharedHeaders("RunFleetAdvisorLsaAnalysis");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -1298,10 +1112,7 @@ export const serializeAws_json1_1StartRecommendationsCommand = async (
   input: StartRecommendationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.StartRecommendations",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartRecommendations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartRecommendationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1311,10 +1122,7 @@ export const serializeAws_json1_1StartReplicationTaskCommand = async (
   input: StartReplicationTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.StartReplicationTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartReplicationTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartReplicationTaskMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1324,10 +1132,7 @@ export const serializeAws_json1_1StartReplicationTaskAssessmentCommand = async (
   input: StartReplicationTaskAssessmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.StartReplicationTaskAssessment",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartReplicationTaskAssessment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartReplicationTaskAssessmentMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1337,10 +1142,7 @@ export const serializeAws_json1_1StartReplicationTaskAssessmentRunCommand = asyn
   input: StartReplicationTaskAssessmentRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.StartReplicationTaskAssessmentRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartReplicationTaskAssessmentRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartReplicationTaskAssessmentRunMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1350,10 +1152,7 @@ export const serializeAws_json1_1StopReplicationTaskCommand = async (
   input: StopReplicationTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.StopReplicationTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopReplicationTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopReplicationTaskMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1363,10 +1162,7 @@ export const serializeAws_json1_1TestConnectionCommand = async (
   input: TestConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.TestConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("TestConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TestConnectionMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1376,10 +1172,7 @@ export const serializeAws_json1_1UpdateSubscriptionsToEventBridgeCommand = async
   input: UpdateSubscriptionsToEventBridgeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDMSv20160101.UpdateSubscriptionsToEventBridge",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSubscriptionsToEventBridge");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSubscriptionsToEventBridgeMessage(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -9062,6 +8855,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AmazonDMSv20160101.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-datasync/src/protocols/Aws_json1_1.ts b/clients/client-datasync/src/protocols/Aws_json1_1.ts
index 6558ef38d3b5a..e3cb593971462 100644
--- a/clients/client-datasync/src/protocols/Aws_json1_1.ts
+++ b/clients/client-datasync/src/protocols/Aws_json1_1.ts
@@ -238,10 +238,7 @@ export const serializeAws_json1_1CancelTaskExecutionCommand = async (
   input: CancelTaskExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CancelTaskExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelTaskExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelTaskExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -251,10 +248,7 @@ export const serializeAws_json1_1CreateAgentCommand = async (
   input: CreateAgentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateAgent",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAgent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAgentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -264,10 +258,7 @@ export const serializeAws_json1_1CreateLocationEfsCommand = async (
   input: CreateLocationEfsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateLocationEfs",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLocationEfs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLocationEfsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -277,10 +268,7 @@ export const serializeAws_json1_1CreateLocationFsxLustreCommand = async (
   input: CreateLocationFsxLustreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateLocationFsxLustre",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLocationFsxLustre");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLocationFsxLustreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -290,10 +278,7 @@ export const serializeAws_json1_1CreateLocationFsxOntapCommand = async (
   input: CreateLocationFsxOntapCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateLocationFsxOntap",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLocationFsxOntap");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLocationFsxOntapRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -303,10 +288,7 @@ export const serializeAws_json1_1CreateLocationFsxOpenZfsCommand = async (
   input: CreateLocationFsxOpenZfsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateLocationFsxOpenZfs",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLocationFsxOpenZfs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLocationFsxOpenZfsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -316,10 +298,7 @@ export const serializeAws_json1_1CreateLocationFsxWindowsCommand = async (
   input: CreateLocationFsxWindowsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateLocationFsxWindows",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLocationFsxWindows");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLocationFsxWindowsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -329,10 +308,7 @@ export const serializeAws_json1_1CreateLocationHdfsCommand = async (
   input: CreateLocationHdfsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateLocationHdfs",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLocationHdfs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLocationHdfsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -342,10 +318,7 @@ export const serializeAws_json1_1CreateLocationNfsCommand = async (
   input: CreateLocationNfsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateLocationNfs",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLocationNfs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLocationNfsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -355,10 +328,7 @@ export const serializeAws_json1_1CreateLocationObjectStorageCommand = async (
   input: CreateLocationObjectStorageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateLocationObjectStorage",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLocationObjectStorage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLocationObjectStorageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -368,10 +338,7 @@ export const serializeAws_json1_1CreateLocationS3Command = async (
   input: CreateLocationS3CommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateLocationS3",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLocationS3");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLocationS3Request(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -381,10 +348,7 @@ export const serializeAws_json1_1CreateLocationSmbCommand = async (
   input: CreateLocationSmbCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateLocationSmb",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLocationSmb");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLocationSmbRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -394,10 +358,7 @@ export const serializeAws_json1_1CreateTaskCommand = async (
   input: CreateTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.CreateTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -407,10 +368,7 @@ export const serializeAws_json1_1DeleteAgentCommand = async (
   input: DeleteAgentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DeleteAgent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAgent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAgentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -420,10 +378,7 @@ export const serializeAws_json1_1DeleteLocationCommand = async (
   input: DeleteLocationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DeleteLocation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLocation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLocationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -433,10 +388,7 @@ export const serializeAws_json1_1DeleteTaskCommand = async (
   input: DeleteTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DeleteTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -446,10 +398,7 @@ export const serializeAws_json1_1DescribeAgentCommand = async (
   input: DescribeAgentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeAgent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAgent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAgentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -459,10 +408,7 @@ export const serializeAws_json1_1DescribeLocationEfsCommand = async (
   input: DescribeLocationEfsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeLocationEfs",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLocationEfs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLocationEfsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -472,10 +418,7 @@ export const serializeAws_json1_1DescribeLocationFsxLustreCommand = async (
   input: DescribeLocationFsxLustreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeLocationFsxLustre",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLocationFsxLustre");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLocationFsxLustreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -485,10 +428,7 @@ export const serializeAws_json1_1DescribeLocationFsxOntapCommand = async (
   input: DescribeLocationFsxOntapCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeLocationFsxOntap",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLocationFsxOntap");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLocationFsxOntapRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -498,10 +438,7 @@ export const serializeAws_json1_1DescribeLocationFsxOpenZfsCommand = async (
   input: DescribeLocationFsxOpenZfsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeLocationFsxOpenZfs",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLocationFsxOpenZfs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLocationFsxOpenZfsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -511,10 +448,7 @@ export const serializeAws_json1_1DescribeLocationFsxWindowsCommand = async (
   input: DescribeLocationFsxWindowsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeLocationFsxWindows",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLocationFsxWindows");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLocationFsxWindowsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -524,10 +458,7 @@ export const serializeAws_json1_1DescribeLocationHdfsCommand = async (
   input: DescribeLocationHdfsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeLocationHdfs",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLocationHdfs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLocationHdfsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -537,10 +468,7 @@ export const serializeAws_json1_1DescribeLocationNfsCommand = async (
   input: DescribeLocationNfsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeLocationNfs",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLocationNfs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLocationNfsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -550,10 +478,7 @@ export const serializeAws_json1_1DescribeLocationObjectStorageCommand = async (
   input: DescribeLocationObjectStorageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeLocationObjectStorage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLocationObjectStorage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLocationObjectStorageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -563,10 +488,7 @@ export const serializeAws_json1_1DescribeLocationS3Command = async (
   input: DescribeLocationS3CommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeLocationS3",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLocationS3");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLocationS3Request(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -576,10 +498,7 @@ export const serializeAws_json1_1DescribeLocationSmbCommand = async (
   input: DescribeLocationSmbCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeLocationSmb",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLocationSmb");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLocationSmbRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -589,10 +508,7 @@ export const serializeAws_json1_1DescribeTaskCommand = async (
   input: DescribeTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -602,10 +518,7 @@ export const serializeAws_json1_1DescribeTaskExecutionCommand = async (
   input: DescribeTaskExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.DescribeTaskExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTaskExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTaskExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -615,10 +528,7 @@ export const serializeAws_json1_1ListAgentsCommand = async (
   input: ListAgentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.ListAgents",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAgents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAgentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -628,10 +538,7 @@ export const serializeAws_json1_1ListLocationsCommand = async (
   input: ListLocationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.ListLocations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLocations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLocationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -641,10 +548,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -654,10 +558,7 @@ export const serializeAws_json1_1ListTaskExecutionsCommand = async (
   input: ListTaskExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.ListTaskExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTaskExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTaskExecutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -667,10 +568,7 @@ export const serializeAws_json1_1ListTasksCommand = async (
   input: ListTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.ListTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -680,10 +578,7 @@ export const serializeAws_json1_1StartTaskExecutionCommand = async (
   input: StartTaskExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.StartTaskExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartTaskExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartTaskExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -693,10 +588,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -706,10 +598,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -719,10 +608,7 @@ export const serializeAws_json1_1UpdateAgentCommand = async (
   input: UpdateAgentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.UpdateAgent",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAgent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAgentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -732,10 +618,7 @@ export const serializeAws_json1_1UpdateLocationHdfsCommand = async (
   input: UpdateLocationHdfsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.UpdateLocationHdfs",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLocationHdfs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLocationHdfsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -745,10 +628,7 @@ export const serializeAws_json1_1UpdateLocationNfsCommand = async (
   input: UpdateLocationNfsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.UpdateLocationNfs",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLocationNfs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLocationNfsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -758,10 +638,7 @@ export const serializeAws_json1_1UpdateLocationObjectStorageCommand = async (
   input: UpdateLocationObjectStorageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.UpdateLocationObjectStorage",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLocationObjectStorage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLocationObjectStorageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -771,10 +648,7 @@ export const serializeAws_json1_1UpdateLocationSmbCommand = async (
   input: UpdateLocationSmbCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.UpdateLocationSmb",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLocationSmb");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLocationSmbRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -784,10 +658,7 @@ export const serializeAws_json1_1UpdateTaskCommand = async (
   input: UpdateTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.UpdateTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -797,10 +668,7 @@ export const serializeAws_json1_1UpdateTaskExecutionCommand = async (
   input: UpdateTaskExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "FmrsService.UpdateTaskExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTaskExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTaskExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4369,6 +4237,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `FmrsService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-dax/src/protocols/Aws_json1_1.ts b/clients/client-dax/src/protocols/Aws_json1_1.ts
index 7aec6b84dc8a6..0579a7c7fefb2 100644
--- a/clients/client-dax/src/protocols/Aws_json1_1.ts
+++ b/clients/client-dax/src/protocols/Aws_json1_1.ts
@@ -154,10 +154,7 @@ export const serializeAws_json1_1CreateClusterCommand = async (
   input: CreateClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.CreateCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -167,10 +164,7 @@ export const serializeAws_json1_1CreateParameterGroupCommand = async (
   input: CreateParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.CreateParameterGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateParameterGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateParameterGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -180,10 +174,7 @@ export const serializeAws_json1_1CreateSubnetGroupCommand = async (
   input: CreateSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.CreateSubnetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSubnetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSubnetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -193,10 +184,7 @@ export const serializeAws_json1_1DecreaseReplicationFactorCommand = async (
   input: DecreaseReplicationFactorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.DecreaseReplicationFactor",
-  };
+  const headers: __HeaderBag = sharedHeaders("DecreaseReplicationFactor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DecreaseReplicationFactorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -206,10 +194,7 @@ export const serializeAws_json1_1DeleteClusterCommand = async (
   input: DeleteClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.DeleteCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -219,10 +204,7 @@ export const serializeAws_json1_1DeleteParameterGroupCommand = async (
   input: DeleteParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.DeleteParameterGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteParameterGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteParameterGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -232,10 +214,7 @@ export const serializeAws_json1_1DeleteSubnetGroupCommand = async (
   input: DeleteSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.DeleteSubnetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSubnetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSubnetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -245,10 +224,7 @@ export const serializeAws_json1_1DescribeClustersCommand = async (
   input: DescribeClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.DescribeClusters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeClusters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeClustersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -258,10 +234,7 @@ export const serializeAws_json1_1DescribeDefaultParametersCommand = async (
   input: DescribeDefaultParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.DescribeDefaultParameters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDefaultParameters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDefaultParametersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -271,10 +244,7 @@ export const serializeAws_json1_1DescribeEventsCommand = async (
   input: DescribeEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.DescribeEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -284,10 +254,7 @@ export const serializeAws_json1_1DescribeParameterGroupsCommand = async (
   input: DescribeParameterGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.DescribeParameterGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeParameterGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeParameterGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -297,10 +264,7 @@ export const serializeAws_json1_1DescribeParametersCommand = async (
   input: DescribeParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.DescribeParameters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeParameters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeParametersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -310,10 +274,7 @@ export const serializeAws_json1_1DescribeSubnetGroupsCommand = async (
   input: DescribeSubnetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.DescribeSubnetGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSubnetGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSubnetGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -323,10 +284,7 @@ export const serializeAws_json1_1IncreaseReplicationFactorCommand = async (
   input: IncreaseReplicationFactorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.IncreaseReplicationFactor",
-  };
+  const headers: __HeaderBag = sharedHeaders("IncreaseReplicationFactor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1IncreaseReplicationFactorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -336,10 +294,7 @@ export const serializeAws_json1_1ListTagsCommand = async (
   input: ListTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.ListTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -349,10 +304,7 @@ export const serializeAws_json1_1RebootNodeCommand = async (
   input: RebootNodeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.RebootNode",
-  };
+  const headers: __HeaderBag = sharedHeaders("RebootNode");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RebootNodeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -362,10 +314,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -375,10 +324,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -388,10 +334,7 @@ export const serializeAws_json1_1UpdateClusterCommand = async (
   input: UpdateClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.UpdateCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -401,10 +344,7 @@ export const serializeAws_json1_1UpdateParameterGroupCommand = async (
   input: UpdateParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.UpdateParameterGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateParameterGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateParameterGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -414,10 +354,7 @@ export const serializeAws_json1_1UpdateSubnetGroupCommand = async (
   input: UpdateSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonDAXV3.UpdateSubnetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSubnetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSubnetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3003,6 +2940,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AmazonDAXV3.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-device-farm/src/protocols/Aws_json1_1.ts b/clients/client-device-farm/src/protocols/Aws_json1_1.ts
index b6b7af7150975..d39c4068ad85a 100644
--- a/clients/client-device-farm/src/protocols/Aws_json1_1.ts
+++ b/clients/client-device-farm/src/protocols/Aws_json1_1.ts
@@ -419,10 +419,7 @@ export const serializeAws_json1_1CreateDevicePoolCommand = async (
   input: CreateDevicePoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.CreateDevicePool",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDevicePool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDevicePoolRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -432,10 +429,7 @@ export const serializeAws_json1_1CreateInstanceProfileCommand = async (
   input: CreateInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.CreateInstanceProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateInstanceProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateInstanceProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -445,10 +439,7 @@ export const serializeAws_json1_1CreateNetworkProfileCommand = async (
   input: CreateNetworkProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.CreateNetworkProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateNetworkProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateNetworkProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -458,10 +449,7 @@ export const serializeAws_json1_1CreateProjectCommand = async (
   input: CreateProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.CreateProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -471,10 +459,7 @@ export const serializeAws_json1_1CreateRemoteAccessSessionCommand = async (
   input: CreateRemoteAccessSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.CreateRemoteAccessSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRemoteAccessSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRemoteAccessSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -484,10 +469,7 @@ export const serializeAws_json1_1CreateTestGridProjectCommand = async (
   input: CreateTestGridProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.CreateTestGridProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTestGridProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTestGridProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -497,10 +479,7 @@ export const serializeAws_json1_1CreateTestGridUrlCommand = async (
   input: CreateTestGridUrlCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.CreateTestGridUrl",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTestGridUrl");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTestGridUrlRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -510,10 +489,7 @@ export const serializeAws_json1_1CreateUploadCommand = async (
   input: CreateUploadCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.CreateUpload",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUpload");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUploadRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -523,10 +499,7 @@ export const serializeAws_json1_1CreateVPCEConfigurationCommand = async (
   input: CreateVPCEConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.CreateVPCEConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVPCEConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateVPCEConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -536,10 +509,7 @@ export const serializeAws_json1_1DeleteDevicePoolCommand = async (
   input: DeleteDevicePoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.DeleteDevicePool",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDevicePool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDevicePoolRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -549,10 +519,7 @@ export const serializeAws_json1_1DeleteInstanceProfileCommand = async (
   input: DeleteInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.DeleteInstanceProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteInstanceProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteInstanceProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -562,10 +529,7 @@ export const serializeAws_json1_1DeleteNetworkProfileCommand = async (
   input: DeleteNetworkProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.DeleteNetworkProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteNetworkProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteNetworkProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -575,10 +539,7 @@ export const serializeAws_json1_1DeleteProjectCommand = async (
   input: DeleteProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.DeleteProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -588,10 +549,7 @@ export const serializeAws_json1_1DeleteRemoteAccessSessionCommand = async (
   input: DeleteRemoteAccessSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.DeleteRemoteAccessSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRemoteAccessSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRemoteAccessSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -601,10 +559,7 @@ export const serializeAws_json1_1DeleteRunCommand = async (
   input: DeleteRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.DeleteRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -614,10 +569,7 @@ export const serializeAws_json1_1DeleteTestGridProjectCommand = async (
   input: DeleteTestGridProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.DeleteTestGridProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTestGridProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTestGridProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -627,10 +579,7 @@ export const serializeAws_json1_1DeleteUploadCommand = async (
   input: DeleteUploadCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.DeleteUpload",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUpload");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUploadRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -640,10 +589,7 @@ export const serializeAws_json1_1DeleteVPCEConfigurationCommand = async (
   input: DeleteVPCEConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.DeleteVPCEConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVPCEConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteVPCEConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -653,10 +599,7 @@ export const serializeAws_json1_1GetAccountSettingsCommand = async (
   input: GetAccountSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetAccountSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAccountSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAccountSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -666,10 +609,7 @@ export const serializeAws_json1_1GetDeviceCommand = async (
   input: GetDeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetDevice",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDevice");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeviceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -679,10 +619,7 @@ export const serializeAws_json1_1GetDeviceInstanceCommand = async (
   input: GetDeviceInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetDeviceInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDeviceInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeviceInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -692,10 +629,7 @@ export const serializeAws_json1_1GetDevicePoolCommand = async (
   input: GetDevicePoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetDevicePool",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDevicePool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDevicePoolRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -705,10 +639,7 @@ export const serializeAws_json1_1GetDevicePoolCompatibilityCommand = async (
   input: GetDevicePoolCompatibilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetDevicePoolCompatibility",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDevicePoolCompatibility");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDevicePoolCompatibilityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -718,10 +649,7 @@ export const serializeAws_json1_1GetInstanceProfileCommand = async (
   input: GetInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetInstanceProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstanceProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstanceProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -731,10 +659,7 @@ export const serializeAws_json1_1GetJobCommand = async (
   input: GetJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -744,10 +669,7 @@ export const serializeAws_json1_1GetNetworkProfileCommand = async (
   input: GetNetworkProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetNetworkProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetNetworkProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetNetworkProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -757,10 +679,7 @@ export const serializeAws_json1_1GetOfferingStatusCommand = async (
   input: GetOfferingStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetOfferingStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOfferingStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOfferingStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -770,10 +689,7 @@ export const serializeAws_json1_1GetProjectCommand = async (
   input: GetProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -783,10 +699,7 @@ export const serializeAws_json1_1GetRemoteAccessSessionCommand = async (
   input: GetRemoteAccessSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetRemoteAccessSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRemoteAccessSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRemoteAccessSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -796,10 +709,7 @@ export const serializeAws_json1_1GetRunCommand = async (
   input: GetRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -809,10 +719,7 @@ export const serializeAws_json1_1GetSuiteCommand = async (
   input: GetSuiteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetSuite",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSuite");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSuiteRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -822,10 +729,7 @@ export const serializeAws_json1_1GetTestCommand = async (
   input: GetTestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetTest",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -835,10 +739,7 @@ export const serializeAws_json1_1GetTestGridProjectCommand = async (
   input: GetTestGridProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetTestGridProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTestGridProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTestGridProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -848,10 +749,7 @@ export const serializeAws_json1_1GetTestGridSessionCommand = async (
   input: GetTestGridSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetTestGridSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTestGridSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTestGridSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -861,10 +759,7 @@ export const serializeAws_json1_1GetUploadCommand = async (
   input: GetUploadCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetUpload",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUpload");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUploadRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -874,10 +769,7 @@ export const serializeAws_json1_1GetVPCEConfigurationCommand = async (
   input: GetVPCEConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.GetVPCEConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetVPCEConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetVPCEConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -887,10 +779,7 @@ export const serializeAws_json1_1InstallToRemoteAccessSessionCommand = async (
   input: InstallToRemoteAccessSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.InstallToRemoteAccessSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("InstallToRemoteAccessSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1InstallToRemoteAccessSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -900,10 +789,7 @@ export const serializeAws_json1_1ListArtifactsCommand = async (
   input: ListArtifactsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListArtifacts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListArtifacts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListArtifactsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -913,10 +799,7 @@ export const serializeAws_json1_1ListDeviceInstancesCommand = async (
   input: ListDeviceInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListDeviceInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDeviceInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDeviceInstancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -926,10 +809,7 @@ export const serializeAws_json1_1ListDevicePoolsCommand = async (
   input: ListDevicePoolsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListDevicePools",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDevicePools");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDevicePoolsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -939,10 +819,7 @@ export const serializeAws_json1_1ListDevicesCommand = async (
   input: ListDevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListDevices",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDevices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDevicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -952,10 +829,7 @@ export const serializeAws_json1_1ListInstanceProfilesCommand = async (
   input: ListInstanceProfilesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListInstanceProfiles",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInstanceProfiles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListInstanceProfilesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -965,10 +839,7 @@ export const serializeAws_json1_1ListJobsCommand = async (
   input: ListJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -978,10 +849,7 @@ export const serializeAws_json1_1ListNetworkProfilesCommand = async (
   input: ListNetworkProfilesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListNetworkProfiles",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListNetworkProfiles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListNetworkProfilesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -991,10 +859,7 @@ export const serializeAws_json1_1ListOfferingPromotionsCommand = async (
   input: ListOfferingPromotionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListOfferingPromotions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOfferingPromotions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOfferingPromotionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1004,10 +869,7 @@ export const serializeAws_json1_1ListOfferingsCommand = async (
   input: ListOfferingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListOfferings",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOfferings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOfferingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1017,10 +879,7 @@ export const serializeAws_json1_1ListOfferingTransactionsCommand = async (
   input: ListOfferingTransactionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListOfferingTransactions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOfferingTransactions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOfferingTransactionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1030,10 +889,7 @@ export const serializeAws_json1_1ListProjectsCommand = async (
   input: ListProjectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListProjects",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProjects");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProjectsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1043,10 +899,7 @@ export const serializeAws_json1_1ListRemoteAccessSessionsCommand = async (
   input: ListRemoteAccessSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListRemoteAccessSessions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRemoteAccessSessions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRemoteAccessSessionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1056,10 +909,7 @@ export const serializeAws_json1_1ListRunsCommand = async (
   input: ListRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRunsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1069,10 +919,7 @@ export const serializeAws_json1_1ListSamplesCommand = async (
   input: ListSamplesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListSamples",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSamples");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSamplesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1082,10 +929,7 @@ export const serializeAws_json1_1ListSuitesCommand = async (
   input: ListSuitesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListSuites",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSuites");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSuitesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1095,10 +939,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1108,10 +949,7 @@ export const serializeAws_json1_1ListTestGridProjectsCommand = async (
   input: ListTestGridProjectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListTestGridProjects",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTestGridProjects");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTestGridProjectsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1121,10 +959,7 @@ export const serializeAws_json1_1ListTestGridSessionActionsCommand = async (
   input: ListTestGridSessionActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListTestGridSessionActions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTestGridSessionActions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTestGridSessionActionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1134,10 +969,7 @@ export const serializeAws_json1_1ListTestGridSessionArtifactsCommand = async (
   input: ListTestGridSessionArtifactsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListTestGridSessionArtifacts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTestGridSessionArtifacts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTestGridSessionArtifactsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1147,10 +979,7 @@ export const serializeAws_json1_1ListTestGridSessionsCommand = async (
   input: ListTestGridSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListTestGridSessions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTestGridSessions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTestGridSessionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1160,10 +989,7 @@ export const serializeAws_json1_1ListTestsCommand = async (
   input: ListTestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListTests",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTests");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTestsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1173,10 +999,7 @@ export const serializeAws_json1_1ListUniqueProblemsCommand = async (
   input: ListUniqueProblemsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListUniqueProblems",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUniqueProblems");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUniqueProblemsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1186,10 +1009,7 @@ export const serializeAws_json1_1ListUploadsCommand = async (
   input: ListUploadsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListUploads",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUploads");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUploadsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1199,10 +1019,7 @@ export const serializeAws_json1_1ListVPCEConfigurationsCommand = async (
   input: ListVPCEConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ListVPCEConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVPCEConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListVPCEConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1212,10 +1029,7 @@ export const serializeAws_json1_1PurchaseOfferingCommand = async (
   input: PurchaseOfferingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.PurchaseOffering",
-  };
+  const headers: __HeaderBag = sharedHeaders("PurchaseOffering");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PurchaseOfferingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1225,10 +1039,7 @@ export const serializeAws_json1_1RenewOfferingCommand = async (
   input: RenewOfferingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.RenewOffering",
-  };
+  const headers: __HeaderBag = sharedHeaders("RenewOffering");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RenewOfferingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1238,10 +1049,7 @@ export const serializeAws_json1_1ScheduleRunCommand = async (
   input: ScheduleRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.ScheduleRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("ScheduleRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ScheduleRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1251,10 +1059,7 @@ export const serializeAws_json1_1StopJobCommand = async (
   input: StopJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.StopJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1264,10 +1069,7 @@ export const serializeAws_json1_1StopRemoteAccessSessionCommand = async (
   input: StopRemoteAccessSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.StopRemoteAccessSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopRemoteAccessSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopRemoteAccessSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1277,10 +1079,7 @@ export const serializeAws_json1_1StopRunCommand = async (
   input: StopRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.StopRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1290,10 +1089,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1303,10 +1099,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1316,10 +1109,7 @@ export const serializeAws_json1_1UpdateDeviceInstanceCommand = async (
   input: UpdateDeviceInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.UpdateDeviceInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDeviceInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDeviceInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1329,10 +1119,7 @@ export const serializeAws_json1_1UpdateDevicePoolCommand = async (
   input: UpdateDevicePoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.UpdateDevicePool",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDevicePool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDevicePoolRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1342,10 +1129,7 @@ export const serializeAws_json1_1UpdateInstanceProfileCommand = async (
   input: UpdateInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.UpdateInstanceProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateInstanceProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateInstanceProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1355,10 +1139,7 @@ export const serializeAws_json1_1UpdateNetworkProfileCommand = async (
   input: UpdateNetworkProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.UpdateNetworkProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNetworkProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNetworkProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1368,10 +1149,7 @@ export const serializeAws_json1_1UpdateProjectCommand = async (
   input: UpdateProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.UpdateProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1381,10 +1159,7 @@ export const serializeAws_json1_1UpdateTestGridProjectCommand = async (
   input: UpdateTestGridProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.UpdateTestGridProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTestGridProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTestGridProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1394,10 +1169,7 @@ export const serializeAws_json1_1UpdateUploadCommand = async (
   input: UpdateUploadCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.UpdateUpload",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUpload");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUploadRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1407,10 +1179,7 @@ export const serializeAws_json1_1UpdateVPCEConfigurationCommand = async (
   input: UpdateVPCEConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DeviceFarm_20150623.UpdateVPCEConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateVPCEConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateVPCEConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -8330,6 +8099,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `DeviceFarm_20150623.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-direct-connect/src/protocols/Aws_json1_1.ts b/clients/client-direct-connect/src/protocols/Aws_json1_1.ts
index 58c939a9ee99c..b44e989efbb83 100644
--- a/clients/client-direct-connect/src/protocols/Aws_json1_1.ts
+++ b/clients/client-direct-connect/src/protocols/Aws_json1_1.ts
@@ -357,10 +357,7 @@ export const serializeAws_json1_1AcceptDirectConnectGatewayAssociationProposalCo
   input: AcceptDirectConnectGatewayAssociationProposalCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.AcceptDirectConnectGatewayAssociationProposal",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcceptDirectConnectGatewayAssociationProposal");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AcceptDirectConnectGatewayAssociationProposalRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -370,10 +367,7 @@ export const serializeAws_json1_1AllocateConnectionOnInterconnectCommand = async
   input: AllocateConnectionOnInterconnectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.AllocateConnectionOnInterconnect",
-  };
+  const headers: __HeaderBag = sharedHeaders("AllocateConnectionOnInterconnect");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AllocateConnectionOnInterconnectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -383,10 +377,7 @@ export const serializeAws_json1_1AllocateHostedConnectionCommand = async (
   input: AllocateHostedConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.AllocateHostedConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("AllocateHostedConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AllocateHostedConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -396,10 +387,7 @@ export const serializeAws_json1_1AllocatePrivateVirtualInterfaceCommand = async
   input: AllocatePrivateVirtualInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.AllocatePrivateVirtualInterface",
-  };
+  const headers: __HeaderBag = sharedHeaders("AllocatePrivateVirtualInterface");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AllocatePrivateVirtualInterfaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -409,10 +397,7 @@ export const serializeAws_json1_1AllocatePublicVirtualInterfaceCommand = async (
   input: AllocatePublicVirtualInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.AllocatePublicVirtualInterface",
-  };
+  const headers: __HeaderBag = sharedHeaders("AllocatePublicVirtualInterface");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AllocatePublicVirtualInterfaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -422,10 +407,7 @@ export const serializeAws_json1_1AllocateTransitVirtualInterfaceCommand = async
   input: AllocateTransitVirtualInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.AllocateTransitVirtualInterface",
-  };
+  const headers: __HeaderBag = sharedHeaders("AllocateTransitVirtualInterface");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AllocateTransitVirtualInterfaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -435,10 +417,7 @@ export const serializeAws_json1_1AssociateConnectionWithLagCommand = async (
   input: AssociateConnectionWithLagCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.AssociateConnectionWithLag",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateConnectionWithLag");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateConnectionWithLagRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -448,10 +427,7 @@ export const serializeAws_json1_1AssociateHostedConnectionCommand = async (
   input: AssociateHostedConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.AssociateHostedConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateHostedConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateHostedConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -461,10 +437,7 @@ export const serializeAws_json1_1AssociateMacSecKeyCommand = async (
   input: AssociateMacSecKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.AssociateMacSecKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateMacSecKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateMacSecKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -474,10 +447,7 @@ export const serializeAws_json1_1AssociateVirtualInterfaceCommand = async (
   input: AssociateVirtualInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.AssociateVirtualInterface",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateVirtualInterface");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateVirtualInterfaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -487,10 +457,7 @@ export const serializeAws_json1_1ConfirmConnectionCommand = async (
   input: ConfirmConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.ConfirmConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("ConfirmConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ConfirmConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -500,10 +467,7 @@ export const serializeAws_json1_1ConfirmCustomerAgreementCommand = async (
   input: ConfirmCustomerAgreementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.ConfirmCustomerAgreement",
-  };
+  const headers: __HeaderBag = sharedHeaders("ConfirmCustomerAgreement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ConfirmCustomerAgreementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -513,10 +477,7 @@ export const serializeAws_json1_1ConfirmPrivateVirtualInterfaceCommand = async (
   input: ConfirmPrivateVirtualInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.ConfirmPrivateVirtualInterface",
-  };
+  const headers: __HeaderBag = sharedHeaders("ConfirmPrivateVirtualInterface");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ConfirmPrivateVirtualInterfaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -526,10 +487,7 @@ export const serializeAws_json1_1ConfirmPublicVirtualInterfaceCommand = async (
   input: ConfirmPublicVirtualInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.ConfirmPublicVirtualInterface",
-  };
+  const headers: __HeaderBag = sharedHeaders("ConfirmPublicVirtualInterface");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ConfirmPublicVirtualInterfaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -539,10 +497,7 @@ export const serializeAws_json1_1ConfirmTransitVirtualInterfaceCommand = async (
   input: ConfirmTransitVirtualInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.ConfirmTransitVirtualInterface",
-  };
+  const headers: __HeaderBag = sharedHeaders("ConfirmTransitVirtualInterface");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ConfirmTransitVirtualInterfaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -552,10 +507,7 @@ export const serializeAws_json1_1CreateBGPPeerCommand = async (
   input: CreateBGPPeerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.CreateBGPPeer",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBGPPeer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBGPPeerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -565,10 +517,7 @@ export const serializeAws_json1_1CreateConnectionCommand = async (
   input: CreateConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.CreateConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -578,10 +527,7 @@ export const serializeAws_json1_1CreateDirectConnectGatewayCommand = async (
   input: CreateDirectConnectGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.CreateDirectConnectGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDirectConnectGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDirectConnectGatewayRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -591,10 +537,7 @@ export const serializeAws_json1_1CreateDirectConnectGatewayAssociationCommand =
   input: CreateDirectConnectGatewayAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.CreateDirectConnectGatewayAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDirectConnectGatewayAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDirectConnectGatewayAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -604,10 +547,7 @@ export const serializeAws_json1_1CreateDirectConnectGatewayAssociationProposalCo
   input: CreateDirectConnectGatewayAssociationProposalCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.CreateDirectConnectGatewayAssociationProposal",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDirectConnectGatewayAssociationProposal");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDirectConnectGatewayAssociationProposalRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -617,10 +557,7 @@ export const serializeAws_json1_1CreateInterconnectCommand = async (
   input: CreateInterconnectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.CreateInterconnect",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateInterconnect");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateInterconnectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -630,10 +567,7 @@ export const serializeAws_json1_1CreateLagCommand = async (
   input: CreateLagCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.CreateLag",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLag");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLagRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -643,10 +577,7 @@ export const serializeAws_json1_1CreatePrivateVirtualInterfaceCommand = async (
   input: CreatePrivateVirtualInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.CreatePrivateVirtualInterface",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePrivateVirtualInterface");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePrivateVirtualInterfaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -656,10 +587,7 @@ export const serializeAws_json1_1CreatePublicVirtualInterfaceCommand = async (
   input: CreatePublicVirtualInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.CreatePublicVirtualInterface",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePublicVirtualInterface");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePublicVirtualInterfaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -669,10 +597,7 @@ export const serializeAws_json1_1CreateTransitVirtualInterfaceCommand = async (
   input: CreateTransitVirtualInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.CreateTransitVirtualInterface",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTransitVirtualInterface");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTransitVirtualInterfaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -682,10 +607,7 @@ export const serializeAws_json1_1DeleteBGPPeerCommand = async (
   input: DeleteBGPPeerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DeleteBGPPeer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBGPPeer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBGPPeerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -695,10 +617,7 @@ export const serializeAws_json1_1DeleteConnectionCommand = async (
   input: DeleteConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DeleteConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -708,10 +627,7 @@ export const serializeAws_json1_1DeleteDirectConnectGatewayCommand = async (
   input: DeleteDirectConnectGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DeleteDirectConnectGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDirectConnectGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDirectConnectGatewayRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -721,10 +637,7 @@ export const serializeAws_json1_1DeleteDirectConnectGatewayAssociationCommand =
   input: DeleteDirectConnectGatewayAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DeleteDirectConnectGatewayAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDirectConnectGatewayAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDirectConnectGatewayAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -734,10 +647,7 @@ export const serializeAws_json1_1DeleteDirectConnectGatewayAssociationProposalCo
   input: DeleteDirectConnectGatewayAssociationProposalCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DeleteDirectConnectGatewayAssociationProposal",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDirectConnectGatewayAssociationProposal");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDirectConnectGatewayAssociationProposalRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -747,10 +657,7 @@ export const serializeAws_json1_1DeleteInterconnectCommand = async (
   input: DeleteInterconnectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DeleteInterconnect",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteInterconnect");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteInterconnectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -760,10 +667,7 @@ export const serializeAws_json1_1DeleteLagCommand = async (
   input: DeleteLagCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DeleteLag",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLag");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLagRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -773,10 +677,7 @@ export const serializeAws_json1_1DeleteVirtualInterfaceCommand = async (
   input: DeleteVirtualInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DeleteVirtualInterface",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVirtualInterface");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteVirtualInterfaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -786,10 +687,7 @@ export const serializeAws_json1_1DescribeConnectionLoaCommand = async (
   input: DescribeConnectionLoaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeConnectionLoa",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConnectionLoa");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConnectionLoaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -799,10 +697,7 @@ export const serializeAws_json1_1DescribeConnectionsCommand = async (
   input: DescribeConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeConnections",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConnections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConnectionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -812,10 +707,7 @@ export const serializeAws_json1_1DescribeConnectionsOnInterconnectCommand = asyn
   input: DescribeConnectionsOnInterconnectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeConnectionsOnInterconnect",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConnectionsOnInterconnect");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConnectionsOnInterconnectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -825,10 +717,7 @@ export const serializeAws_json1_1DescribeCustomerMetadataCommand = async (
   input: DescribeCustomerMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeCustomerMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCustomerMetadata");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -837,10 +726,7 @@ export const serializeAws_json1_1DescribeDirectConnectGatewayAssociationProposal
   input: DescribeDirectConnectGatewayAssociationProposalsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeDirectConnectGatewayAssociationProposals",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDirectConnectGatewayAssociationProposals");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDirectConnectGatewayAssociationProposalsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -850,10 +736,7 @@ export const serializeAws_json1_1DescribeDirectConnectGatewayAssociationsCommand
   input: DescribeDirectConnectGatewayAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeDirectConnectGatewayAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDirectConnectGatewayAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDirectConnectGatewayAssociationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -863,10 +746,7 @@ export const serializeAws_json1_1DescribeDirectConnectGatewayAttachmentsCommand
   input: DescribeDirectConnectGatewayAttachmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeDirectConnectGatewayAttachments",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDirectConnectGatewayAttachments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDirectConnectGatewayAttachmentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -876,10 +756,7 @@ export const serializeAws_json1_1DescribeDirectConnectGatewaysCommand = async (
   input: DescribeDirectConnectGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeDirectConnectGateways",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDirectConnectGateways");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDirectConnectGatewaysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -889,10 +766,7 @@ export const serializeAws_json1_1DescribeHostedConnectionsCommand = async (
   input: DescribeHostedConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeHostedConnections",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeHostedConnections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeHostedConnectionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -902,10 +776,7 @@ export const serializeAws_json1_1DescribeInterconnectLoaCommand = async (
   input: DescribeInterconnectLoaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeInterconnectLoa",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInterconnectLoa");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInterconnectLoaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -915,10 +786,7 @@ export const serializeAws_json1_1DescribeInterconnectsCommand = async (
   input: DescribeInterconnectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeInterconnects",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInterconnects");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInterconnectsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -928,10 +796,7 @@ export const serializeAws_json1_1DescribeLagsCommand = async (
   input: DescribeLagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeLags",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -941,10 +806,7 @@ export const serializeAws_json1_1DescribeLoaCommand = async (
   input: DescribeLoaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeLoa",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLoa");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLoaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -954,10 +816,7 @@ export const serializeAws_json1_1DescribeLocationsCommand = async (
   input: DescribeLocationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeLocations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLocations");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -966,10 +825,7 @@ export const serializeAws_json1_1DescribeRouterConfigurationCommand = async (
   input: DescribeRouterConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeRouterConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRouterConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRouterConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -979,10 +835,7 @@ export const serializeAws_json1_1DescribeTagsCommand = async (
   input: DescribeTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -992,10 +845,7 @@ export const serializeAws_json1_1DescribeVirtualGatewaysCommand = async (
   input: DescribeVirtualGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeVirtualGateways",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeVirtualGateways");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -1004,10 +854,7 @@ export const serializeAws_json1_1DescribeVirtualInterfacesCommand = async (
   input: DescribeVirtualInterfacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DescribeVirtualInterfaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeVirtualInterfaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeVirtualInterfacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1017,10 +864,7 @@ export const serializeAws_json1_1DisassociateConnectionFromLagCommand = async (
   input: DisassociateConnectionFromLagCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DisassociateConnectionFromLag",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateConnectionFromLag");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateConnectionFromLagRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1030,10 +874,7 @@ export const serializeAws_json1_1DisassociateMacSecKeyCommand = async (
   input: DisassociateMacSecKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.DisassociateMacSecKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateMacSecKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateMacSecKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1043,10 +884,7 @@ export const serializeAws_json1_1ListVirtualInterfaceTestHistoryCommand = async
   input: ListVirtualInterfaceTestHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.ListVirtualInterfaceTestHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVirtualInterfaceTestHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListVirtualInterfaceTestHistoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1056,10 +894,7 @@ export const serializeAws_json1_1StartBgpFailoverTestCommand = async (
   input: StartBgpFailoverTestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.StartBgpFailoverTest",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartBgpFailoverTest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartBgpFailoverTestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1069,10 +904,7 @@ export const serializeAws_json1_1StopBgpFailoverTestCommand = async (
   input: StopBgpFailoverTestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.StopBgpFailoverTest",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopBgpFailoverTest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopBgpFailoverTestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1082,10 +914,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1095,10 +924,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1108,10 +934,7 @@ export const serializeAws_json1_1UpdateConnectionCommand = async (
   input: UpdateConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.UpdateConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1121,10 +944,7 @@ export const serializeAws_json1_1UpdateDirectConnectGatewayCommand = async (
   input: UpdateDirectConnectGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.UpdateDirectConnectGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDirectConnectGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDirectConnectGatewayRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1134,10 +954,7 @@ export const serializeAws_json1_1UpdateDirectConnectGatewayAssociationCommand =
   input: UpdateDirectConnectGatewayAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.UpdateDirectConnectGatewayAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDirectConnectGatewayAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDirectConnectGatewayAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1147,10 +964,7 @@ export const serializeAws_json1_1UpdateLagCommand = async (
   input: UpdateLagCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.UpdateLag",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLag");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLagRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1160,10 +974,7 @@ export const serializeAws_json1_1UpdateVirtualInterfaceAttributesCommand = async
   input: UpdateVirtualInterfaceAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OvertureService.UpdateVirtualInterfaceAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateVirtualInterfaceAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateVirtualInterfaceAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5996,6 +5807,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `OvertureService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-directory-service/src/protocols/Aws_json1_1.ts b/clients/client-directory-service/src/protocols/Aws_json1_1.ts
index 73950b686b7b4..815ac5fa1c354 100644
--- a/clients/client-directory-service/src/protocols/Aws_json1_1.ts
+++ b/clients/client-directory-service/src/protocols/Aws_json1_1.ts
@@ -390,10 +390,7 @@ export const serializeAws_json1_1AcceptSharedDirectoryCommand = async (
   input: AcceptSharedDirectoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.AcceptSharedDirectory",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcceptSharedDirectory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AcceptSharedDirectoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -403,10 +400,7 @@ export const serializeAws_json1_1AddIpRoutesCommand = async (
   input: AddIpRoutesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.AddIpRoutes",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddIpRoutes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddIpRoutesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -416,10 +410,7 @@ export const serializeAws_json1_1AddRegionCommand = async (
   input: AddRegionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.AddRegion",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddRegion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddRegionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -429,10 +420,7 @@ export const serializeAws_json1_1AddTagsToResourceCommand = async (
   input: AddTagsToResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.AddTagsToResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTagsToResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsToResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -442,10 +430,7 @@ export const serializeAws_json1_1CancelSchemaExtensionCommand = async (
   input: CancelSchemaExtensionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.CancelSchemaExtension",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelSchemaExtension");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelSchemaExtensionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -455,10 +440,7 @@ export const serializeAws_json1_1ConnectDirectoryCommand = async (
   input: ConnectDirectoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.ConnectDirectory",
-  };
+  const headers: __HeaderBag = sharedHeaders("ConnectDirectory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ConnectDirectoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -468,10 +450,7 @@ export const serializeAws_json1_1CreateAliasCommand = async (
   input: CreateAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.CreateAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAliasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -481,10 +460,7 @@ export const serializeAws_json1_1CreateComputerCommand = async (
   input: CreateComputerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.CreateComputer",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateComputer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateComputerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -494,10 +470,7 @@ export const serializeAws_json1_1CreateConditionalForwarderCommand = async (
   input: CreateConditionalForwarderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.CreateConditionalForwarder",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConditionalForwarder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateConditionalForwarderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -507,10 +480,7 @@ export const serializeAws_json1_1CreateDirectoryCommand = async (
   input: CreateDirectoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.CreateDirectory",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDirectory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDirectoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -520,10 +490,7 @@ export const serializeAws_json1_1CreateLogSubscriptionCommand = async (
   input: CreateLogSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.CreateLogSubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLogSubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLogSubscriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -533,10 +500,7 @@ export const serializeAws_json1_1CreateMicrosoftADCommand = async (
   input: CreateMicrosoftADCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.CreateMicrosoftAD",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateMicrosoftAD");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateMicrosoftADRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -546,10 +510,7 @@ export const serializeAws_json1_1CreateSnapshotCommand = async (
   input: CreateSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.CreateSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -559,10 +520,7 @@ export const serializeAws_json1_1CreateTrustCommand = async (
   input: CreateTrustCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.CreateTrust",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTrust");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTrustRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -572,10 +530,7 @@ export const serializeAws_json1_1DeleteConditionalForwarderCommand = async (
   input: DeleteConditionalForwarderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DeleteConditionalForwarder",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConditionalForwarder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConditionalForwarderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -585,10 +540,7 @@ export const serializeAws_json1_1DeleteDirectoryCommand = async (
   input: DeleteDirectoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DeleteDirectory",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDirectory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDirectoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -598,10 +550,7 @@ export const serializeAws_json1_1DeleteLogSubscriptionCommand = async (
   input: DeleteLogSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DeleteLogSubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLogSubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLogSubscriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -611,10 +560,7 @@ export const serializeAws_json1_1DeleteSnapshotCommand = async (
   input: DeleteSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DeleteSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -624,10 +570,7 @@ export const serializeAws_json1_1DeleteTrustCommand = async (
   input: DeleteTrustCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DeleteTrust",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTrust");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTrustRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -637,10 +580,7 @@ export const serializeAws_json1_1DeregisterCertificateCommand = async (
   input: DeregisterCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DeregisterCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -650,10 +590,7 @@ export const serializeAws_json1_1DeregisterEventTopicCommand = async (
   input: DeregisterEventTopicCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DeregisterEventTopic",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterEventTopic");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterEventTopicRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -663,10 +600,7 @@ export const serializeAws_json1_1DescribeCertificateCommand = async (
   input: DescribeCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -676,10 +610,7 @@ export const serializeAws_json1_1DescribeClientAuthenticationSettingsCommand = a
   input: DescribeClientAuthenticationSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeClientAuthenticationSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeClientAuthenticationSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeClientAuthenticationSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -689,10 +620,7 @@ export const serializeAws_json1_1DescribeConditionalForwardersCommand = async (
   input: DescribeConditionalForwardersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeConditionalForwarders",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConditionalForwarders");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConditionalForwardersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -702,10 +630,7 @@ export const serializeAws_json1_1DescribeDirectoriesCommand = async (
   input: DescribeDirectoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeDirectories",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDirectories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDirectoriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -715,10 +640,7 @@ export const serializeAws_json1_1DescribeDomainControllersCommand = async (
   input: DescribeDomainControllersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeDomainControllers",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDomainControllers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDomainControllersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -728,10 +650,7 @@ export const serializeAws_json1_1DescribeEventTopicsCommand = async (
   input: DescribeEventTopicsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeEventTopics",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventTopics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventTopicsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -741,10 +660,7 @@ export const serializeAws_json1_1DescribeLDAPSSettingsCommand = async (
   input: DescribeLDAPSSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeLDAPSSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLDAPSSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLDAPSSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -754,10 +670,7 @@ export const serializeAws_json1_1DescribeRegionsCommand = async (
   input: DescribeRegionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeRegions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRegions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRegionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -767,10 +680,7 @@ export const serializeAws_json1_1DescribeSettingsCommand = async (
   input: DescribeSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -780,10 +690,7 @@ export const serializeAws_json1_1DescribeSharedDirectoriesCommand = async (
   input: DescribeSharedDirectoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeSharedDirectories",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSharedDirectories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSharedDirectoriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -793,10 +700,7 @@ export const serializeAws_json1_1DescribeSnapshotsCommand = async (
   input: DescribeSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeSnapshots",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSnapshots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSnapshotsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -806,10 +710,7 @@ export const serializeAws_json1_1DescribeTrustsCommand = async (
   input: DescribeTrustsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeTrusts",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTrusts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTrustsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -819,10 +720,7 @@ export const serializeAws_json1_1DescribeUpdateDirectoryCommand = async (
   input: DescribeUpdateDirectoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DescribeUpdateDirectory",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUpdateDirectory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUpdateDirectoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -832,10 +730,7 @@ export const serializeAws_json1_1DisableClientAuthenticationCommand = async (
   input: DisableClientAuthenticationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DisableClientAuthentication",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableClientAuthentication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableClientAuthenticationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -845,10 +740,7 @@ export const serializeAws_json1_1DisableLDAPSCommand = async (
   input: DisableLDAPSCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DisableLDAPS",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableLDAPS");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableLDAPSRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -858,10 +750,7 @@ export const serializeAws_json1_1DisableRadiusCommand = async (
   input: DisableRadiusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DisableRadius",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableRadius");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableRadiusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -871,10 +760,7 @@ export const serializeAws_json1_1DisableSsoCommand = async (
   input: DisableSsoCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.DisableSso",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableSso");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableSsoRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -884,10 +770,7 @@ export const serializeAws_json1_1EnableClientAuthenticationCommand = async (
   input: EnableClientAuthenticationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.EnableClientAuthentication",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableClientAuthentication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableClientAuthenticationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -897,10 +780,7 @@ export const serializeAws_json1_1EnableLDAPSCommand = async (
   input: EnableLDAPSCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.EnableLDAPS",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableLDAPS");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableLDAPSRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -910,10 +790,7 @@ export const serializeAws_json1_1EnableRadiusCommand = async (
   input: EnableRadiusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.EnableRadius",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableRadius");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableRadiusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -923,10 +800,7 @@ export const serializeAws_json1_1EnableSsoCommand = async (
   input: EnableSsoCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.EnableSso",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableSso");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableSsoRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -936,10 +810,7 @@ export const serializeAws_json1_1GetDirectoryLimitsCommand = async (
   input: GetDirectoryLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.GetDirectoryLimits",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDirectoryLimits");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDirectoryLimitsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -949,10 +820,7 @@ export const serializeAws_json1_1GetSnapshotLimitsCommand = async (
   input: GetSnapshotLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.GetSnapshotLimits",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSnapshotLimits");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSnapshotLimitsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -962,10 +830,7 @@ export const serializeAws_json1_1ListCertificatesCommand = async (
   input: ListCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.ListCertificates",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCertificates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCertificatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -975,10 +840,7 @@ export const serializeAws_json1_1ListIpRoutesCommand = async (
   input: ListIpRoutesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.ListIpRoutes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListIpRoutes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListIpRoutesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -988,10 +850,7 @@ export const serializeAws_json1_1ListLogSubscriptionsCommand = async (
   input: ListLogSubscriptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.ListLogSubscriptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLogSubscriptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLogSubscriptionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1001,10 +860,7 @@ export const serializeAws_json1_1ListSchemaExtensionsCommand = async (
   input: ListSchemaExtensionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.ListSchemaExtensions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSchemaExtensions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSchemaExtensionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1014,10 +870,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1027,10 +880,7 @@ export const serializeAws_json1_1RegisterCertificateCommand = async (
   input: RegisterCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.RegisterCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1040,10 +890,7 @@ export const serializeAws_json1_1RegisterEventTopicCommand = async (
   input: RegisterEventTopicCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.RegisterEventTopic",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterEventTopic");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterEventTopicRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1053,10 +900,7 @@ export const serializeAws_json1_1RejectSharedDirectoryCommand = async (
   input: RejectSharedDirectoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.RejectSharedDirectory",
-  };
+  const headers: __HeaderBag = sharedHeaders("RejectSharedDirectory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RejectSharedDirectoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1066,10 +910,7 @@ export const serializeAws_json1_1RemoveIpRoutesCommand = async (
   input: RemoveIpRoutesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.RemoveIpRoutes",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveIpRoutes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveIpRoutesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1079,10 +920,7 @@ export const serializeAws_json1_1RemoveRegionCommand = async (
   input: RemoveRegionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.RemoveRegion",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveRegion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveRegionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1092,10 +930,7 @@ export const serializeAws_json1_1RemoveTagsFromResourceCommand = async (
   input: RemoveTagsFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.RemoveTagsFromResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTagsFromResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTagsFromResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1105,10 +940,7 @@ export const serializeAws_json1_1ResetUserPasswordCommand = async (
   input: ResetUserPasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.ResetUserPassword",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResetUserPassword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResetUserPasswordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1118,10 +950,7 @@ export const serializeAws_json1_1RestoreFromSnapshotCommand = async (
   input: RestoreFromSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.RestoreFromSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreFromSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RestoreFromSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1131,10 +960,7 @@ export const serializeAws_json1_1ShareDirectoryCommand = async (
   input: ShareDirectoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.ShareDirectory",
-  };
+  const headers: __HeaderBag = sharedHeaders("ShareDirectory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ShareDirectoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1144,10 +970,7 @@ export const serializeAws_json1_1StartSchemaExtensionCommand = async (
   input: StartSchemaExtensionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.StartSchemaExtension",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartSchemaExtension");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartSchemaExtensionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1157,10 +980,7 @@ export const serializeAws_json1_1UnshareDirectoryCommand = async (
   input: UnshareDirectoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.UnshareDirectory",
-  };
+  const headers: __HeaderBag = sharedHeaders("UnshareDirectory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UnshareDirectoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1170,10 +990,7 @@ export const serializeAws_json1_1UpdateConditionalForwarderCommand = async (
   input: UpdateConditionalForwarderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.UpdateConditionalForwarder",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateConditionalForwarder");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateConditionalForwarderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1183,10 +1000,7 @@ export const serializeAws_json1_1UpdateDirectorySetupCommand = async (
   input: UpdateDirectorySetupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.UpdateDirectorySetup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDirectorySetup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDirectorySetupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1196,10 +1010,7 @@ export const serializeAws_json1_1UpdateNumberOfDomainControllersCommand = async
   input: UpdateNumberOfDomainControllersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.UpdateNumberOfDomainControllers",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNumberOfDomainControllers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNumberOfDomainControllersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1209,10 +1020,7 @@ export const serializeAws_json1_1UpdateRadiusCommand = async (
   input: UpdateRadiusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.UpdateRadius",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRadius");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRadiusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1222,10 +1030,7 @@ export const serializeAws_json1_1UpdateSettingsCommand = async (
   input: UpdateSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.UpdateSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1235,10 +1040,7 @@ export const serializeAws_json1_1UpdateTrustCommand = async (
   input: UpdateTrustCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.UpdateTrust",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTrust");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTrustRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1248,10 +1050,7 @@ export const serializeAws_json1_1VerifyTrustCommand = async (
   input: VerifyTrustCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "DirectoryService_20150416.VerifyTrust",
-  };
+  const headers: __HeaderBag = sharedHeaders("VerifyTrust");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1VerifyTrustRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -7961,6 +7760,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `DirectoryService_20150416.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-docdb/src/protocols/Aws_query.ts b/clients/client-docdb/src/protocols/Aws_query.ts
index eb707a35ec5a1..f31f61a4c9fc6 100644
--- a/clients/client-docdb/src/protocols/Aws_query.ts
+++ b/clients/client-docdb/src/protocols/Aws_query.ts
@@ -391,9 +391,7 @@ export const serializeAws_queryAddSourceIdentifierToSubscriptionCommand = async
   input: AddSourceIdentifierToSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddSourceIdentifierToSubscriptionMessage(input, context),
@@ -407,9 +405,7 @@ export const serializeAws_queryAddTagsToResourceCommand = async (
   input: AddTagsToResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddTagsToResourceMessage(input, context),
@@ -423,9 +419,7 @@ export const serializeAws_queryApplyPendingMaintenanceActionCommand = async (
   input: ApplyPendingMaintenanceActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryApplyPendingMaintenanceActionMessage(input, context),
@@ -439,9 +433,7 @@ export const serializeAws_queryCopyDBClusterParameterGroupCommand = async (
   input: CopyDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopyDBClusterParameterGroupMessage(input, context),
@@ -455,9 +447,7 @@ export const serializeAws_queryCopyDBClusterSnapshotCommand = async (
   input: CopyDBClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopyDBClusterSnapshotMessage(input, context),
@@ -471,9 +461,7 @@ export const serializeAws_queryCreateDBClusterCommand = async (
   input: CreateDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBClusterMessage(input, context),
@@ -487,9 +475,7 @@ export const serializeAws_queryCreateDBClusterParameterGroupCommand = async (
   input: CreateDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBClusterParameterGroupMessage(input, context),
@@ -503,9 +489,7 @@ export const serializeAws_queryCreateDBClusterSnapshotCommand = async (
   input: CreateDBClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBClusterSnapshotMessage(input, context),
@@ -519,9 +503,7 @@ export const serializeAws_queryCreateDBInstanceCommand = async (
   input: CreateDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBInstanceMessage(input, context),
@@ -535,9 +517,7 @@ export const serializeAws_queryCreateDBSubnetGroupCommand = async (
   input: CreateDBSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBSubnetGroupMessage(input, context),
@@ -551,9 +531,7 @@ export const serializeAws_queryCreateEventSubscriptionCommand = async (
   input: CreateEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateEventSubscriptionMessage(input, context),
@@ -567,9 +545,7 @@ export const serializeAws_queryCreateGlobalClusterCommand = async (
   input: CreateGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateGlobalClusterMessage(input, context),
@@ -583,9 +559,7 @@ export const serializeAws_queryDeleteDBClusterCommand = async (
   input: DeleteDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBClusterMessage(input, context),
@@ -599,9 +573,7 @@ export const serializeAws_queryDeleteDBClusterParameterGroupCommand = async (
   input: DeleteDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBClusterParameterGroupMessage(input, context),
@@ -615,9 +587,7 @@ export const serializeAws_queryDeleteDBClusterSnapshotCommand = async (
   input: DeleteDBClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBClusterSnapshotMessage(input, context),
@@ -631,9 +601,7 @@ export const serializeAws_queryDeleteDBInstanceCommand = async (
   input: DeleteDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBInstanceMessage(input, context),
@@ -647,9 +615,7 @@ export const serializeAws_queryDeleteDBSubnetGroupCommand = async (
   input: DeleteDBSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBSubnetGroupMessage(input, context),
@@ -663,9 +629,7 @@ export const serializeAws_queryDeleteEventSubscriptionCommand = async (
   input: DeleteEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteEventSubscriptionMessage(input, context),
@@ -679,9 +643,7 @@ export const serializeAws_queryDeleteGlobalClusterCommand = async (
   input: DeleteGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteGlobalClusterMessage(input, context),
@@ -695,9 +657,7 @@ export const serializeAws_queryDescribeCertificatesCommand = async (
   input: DescribeCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeCertificatesMessage(input, context),
@@ -711,9 +671,7 @@ export const serializeAws_queryDescribeDBClusterParameterGroupsCommand = async (
   input: DescribeDBClusterParameterGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterParameterGroupsMessage(input, context),
@@ -727,9 +685,7 @@ export const serializeAws_queryDescribeDBClusterParametersCommand = async (
   input: DescribeDBClusterParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterParametersMessage(input, context),
@@ -743,9 +699,7 @@ export const serializeAws_queryDescribeDBClustersCommand = async (
   input: DescribeDBClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClustersMessage(input, context),
@@ -759,9 +713,7 @@ export const serializeAws_queryDescribeDBClusterSnapshotAttributesCommand = asyn
   input: DescribeDBClusterSnapshotAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterSnapshotAttributesMessage(input, context),
@@ -775,9 +727,7 @@ export const serializeAws_queryDescribeDBClusterSnapshotsCommand = async (
   input: DescribeDBClusterSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterSnapshotsMessage(input, context),
@@ -791,9 +741,7 @@ export const serializeAws_queryDescribeDBEngineVersionsCommand = async (
   input: DescribeDBEngineVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBEngineVersionsMessage(input, context),
@@ -807,9 +755,7 @@ export const serializeAws_queryDescribeDBInstancesCommand = async (
   input: DescribeDBInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBInstancesMessage(input, context),
@@ -823,9 +769,7 @@ export const serializeAws_queryDescribeDBSubnetGroupsCommand = async (
   input: DescribeDBSubnetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBSubnetGroupsMessage(input, context),
@@ -839,9 +783,7 @@ export const serializeAws_queryDescribeEngineDefaultClusterParametersCommand = a
   input: DescribeEngineDefaultClusterParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEngineDefaultClusterParametersMessage(input, context),
@@ -855,9 +797,7 @@ export const serializeAws_queryDescribeEventCategoriesCommand = async (
   input: DescribeEventCategoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventCategoriesMessage(input, context),
@@ -871,9 +811,7 @@ export const serializeAws_queryDescribeEventsCommand = async (
   input: DescribeEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventsMessage(input, context),
@@ -887,9 +825,7 @@ export const serializeAws_queryDescribeEventSubscriptionsCommand = async (
   input: DescribeEventSubscriptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventSubscriptionsMessage(input, context),
@@ -903,9 +839,7 @@ export const serializeAws_queryDescribeGlobalClustersCommand = async (
   input: DescribeGlobalClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeGlobalClustersMessage(input, context),
@@ -919,9 +853,7 @@ export const serializeAws_queryDescribeOrderableDBInstanceOptionsCommand = async
   input: DescribeOrderableDBInstanceOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeOrderableDBInstanceOptionsMessage(input, context),
@@ -935,9 +867,7 @@ export const serializeAws_queryDescribePendingMaintenanceActionsCommand = async
   input: DescribePendingMaintenanceActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribePendingMaintenanceActionsMessage(input, context),
@@ -951,9 +881,7 @@ export const serializeAws_queryFailoverDBClusterCommand = async (
   input: FailoverDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryFailoverDBClusterMessage(input, context),
@@ -967,9 +895,7 @@ export const serializeAws_queryListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTagsForResourceMessage(input, context),
@@ -983,9 +909,7 @@ export const serializeAws_queryModifyDBClusterCommand = async (
   input: ModifyDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBClusterMessage(input, context),
@@ -999,9 +923,7 @@ export const serializeAws_queryModifyDBClusterParameterGroupCommand = async (
   input: ModifyDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBClusterParameterGroupMessage(input, context),
@@ -1015,9 +937,7 @@ export const serializeAws_queryModifyDBClusterSnapshotAttributeCommand = async (
   input: ModifyDBClusterSnapshotAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBClusterSnapshotAttributeMessage(input, context),
@@ -1031,9 +951,7 @@ export const serializeAws_queryModifyDBInstanceCommand = async (
   input: ModifyDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBInstanceMessage(input, context),
@@ -1047,9 +965,7 @@ export const serializeAws_queryModifyDBSubnetGroupCommand = async (
   input: ModifyDBSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBSubnetGroupMessage(input, context),
@@ -1063,9 +979,7 @@ export const serializeAws_queryModifyEventSubscriptionCommand = async (
   input: ModifyEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyEventSubscriptionMessage(input, context),
@@ -1079,9 +993,7 @@ export const serializeAws_queryModifyGlobalClusterCommand = async (
   input: ModifyGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyGlobalClusterMessage(input, context),
@@ -1095,9 +1007,7 @@ export const serializeAws_queryRebootDBInstanceCommand = async (
   input: RebootDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRebootDBInstanceMessage(input, context),
@@ -1111,9 +1021,7 @@ export const serializeAws_queryRemoveFromGlobalClusterCommand = async (
   input: RemoveFromGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveFromGlobalClusterMessage(input, context),
@@ -1127,9 +1035,7 @@ export const serializeAws_queryRemoveSourceIdentifierFromSubscriptionCommand = a
   input: RemoveSourceIdentifierFromSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveSourceIdentifierFromSubscriptionMessage(input, context),
@@ -1143,9 +1049,7 @@ export const serializeAws_queryRemoveTagsFromResourceCommand = async (
   input: RemoveTagsFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveTagsFromResourceMessage(input, context),
@@ -1159,9 +1063,7 @@ export const serializeAws_queryResetDBClusterParameterGroupCommand = async (
   input: ResetDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryResetDBClusterParameterGroupMessage(input, context),
@@ -1175,9 +1077,7 @@ export const serializeAws_queryRestoreDBClusterFromSnapshotCommand = async (
   input: RestoreDBClusterFromSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreDBClusterFromSnapshotMessage(input, context),
@@ -1191,9 +1091,7 @@ export const serializeAws_queryRestoreDBClusterToPointInTimeCommand = async (
   input: RestoreDBClusterToPointInTimeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreDBClusterToPointInTimeMessage(input, context),
@@ -1207,9 +1105,7 @@ export const serializeAws_queryStartDBClusterCommand = async (
   input: StartDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStartDBClusterMessage(input, context),
@@ -1223,9 +1119,7 @@ export const serializeAws_queryStopDBClusterCommand = async (
   input: StopDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStopDBClusterMessage(input, context),
@@ -8772,6 +8666,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-dynamodb-streams/src/protocols/Aws_json1_0.ts b/clients/client-dynamodb-streams/src/protocols/Aws_json1_0.ts
index daf4d16b61078..63639c804cb36 100644
--- a/clients/client-dynamodb-streams/src/protocols/Aws_json1_0.ts
+++ b/clients/client-dynamodb-streams/src/protocols/Aws_json1_0.ts
@@ -52,10 +52,7 @@ export const serializeAws_json1_0DescribeStreamCommand = async (
   input: DescribeStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDBStreams_20120810.DescribeStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -65,10 +62,7 @@ export const serializeAws_json1_0GetRecordsCommand = async (
   input: GetRecordsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDBStreams_20120810.GetRecords",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRecords");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetRecordsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -78,10 +72,7 @@ export const serializeAws_json1_0GetShardIteratorCommand = async (
   input: GetShardIteratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDBStreams_20120810.GetShardIterator",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetShardIterator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetShardIteratorInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -91,10 +82,7 @@ export const serializeAws_json1_0ListStreamsCommand = async (
   input: ListStreamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDBStreams_20120810.ListStreams",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStreams");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListStreamsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -747,6 +735,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `DynamoDBStreams_20120810.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-dynamodb/src/protocols/Aws_json1_0.ts b/clients/client-dynamodb/src/protocols/Aws_json1_0.ts
index b97ee0d62eaee..e2132ed9c955b 100644
--- a/clients/client-dynamodb/src/protocols/Aws_json1_0.ts
+++ b/clients/client-dynamodb/src/protocols/Aws_json1_0.ts
@@ -369,10 +369,7 @@ export const serializeAws_json1_0BatchExecuteStatementCommand = async (
   input: BatchExecuteStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.BatchExecuteStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchExecuteStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0BatchExecuteStatementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -382,10 +379,7 @@ export const serializeAws_json1_0BatchGetItemCommand = async (
   input: BatchGetItemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.BatchGetItem",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetItem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0BatchGetItemInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -395,10 +389,7 @@ export const serializeAws_json1_0BatchWriteItemCommand = async (
   input: BatchWriteItemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.BatchWriteItem",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchWriteItem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0BatchWriteItemInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -408,10 +399,7 @@ export const serializeAws_json1_0CreateBackupCommand = async (
   input: CreateBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.CreateBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateBackupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -421,10 +409,7 @@ export const serializeAws_json1_0CreateGlobalTableCommand = async (
   input: CreateGlobalTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.CreateGlobalTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGlobalTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateGlobalTableInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -434,10 +419,7 @@ export const serializeAws_json1_0CreateTableCommand = async (
   input: CreateTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.CreateTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateTableInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -447,10 +429,7 @@ export const serializeAws_json1_0DeleteBackupCommand = async (
   input: DeleteBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DeleteBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteBackupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -460,10 +439,7 @@ export const serializeAws_json1_0DeleteItemCommand = async (
   input: DeleteItemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DeleteItem",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteItem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteItemInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -473,10 +449,7 @@ export const serializeAws_json1_0DeleteTableCommand = async (
   input: DeleteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DeleteTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteTableInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -486,10 +459,7 @@ export const serializeAws_json1_0DescribeBackupCommand = async (
   input: DescribeBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeBackupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -499,10 +469,7 @@ export const serializeAws_json1_0DescribeContinuousBackupsCommand = async (
   input: DescribeContinuousBackupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeContinuousBackups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeContinuousBackups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeContinuousBackupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -512,10 +479,7 @@ export const serializeAws_json1_0DescribeContributorInsightsCommand = async (
   input: DescribeContributorInsightsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeContributorInsights",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeContributorInsights");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeContributorInsightsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -525,10 +489,7 @@ export const serializeAws_json1_0DescribeEndpointsCommand = async (
   input: DescribeEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -538,10 +499,7 @@ export const serializeAws_json1_0DescribeExportCommand = async (
   input: DescribeExportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeExport",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeExport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeExportInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -551,10 +509,7 @@ export const serializeAws_json1_0DescribeGlobalTableCommand = async (
   input: DescribeGlobalTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeGlobalTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGlobalTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeGlobalTableInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -564,10 +519,7 @@ export const serializeAws_json1_0DescribeGlobalTableSettingsCommand = async (
   input: DescribeGlobalTableSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeGlobalTableSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGlobalTableSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeGlobalTableSettingsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -577,10 +529,7 @@ export const serializeAws_json1_0DescribeImportCommand = async (
   input: DescribeImportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeImport",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeImportInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -590,10 +539,7 @@ export const serializeAws_json1_0DescribeKinesisStreamingDestinationCommand = as
   input: DescribeKinesisStreamingDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeKinesisStreamingDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeKinesisStreamingDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeKinesisStreamingDestinationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -603,10 +549,7 @@ export const serializeAws_json1_0DescribeLimitsCommand = async (
   input: DescribeLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeLimits",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLimits");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeLimitsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -616,10 +559,7 @@ export const serializeAws_json1_0DescribeTableCommand = async (
   input: DescribeTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeTableInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -629,10 +569,7 @@ export const serializeAws_json1_0DescribeTableReplicaAutoScalingCommand = async
   input: DescribeTableReplicaAutoScalingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeTableReplicaAutoScaling",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTableReplicaAutoScaling");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeTableReplicaAutoScalingInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -642,10 +579,7 @@ export const serializeAws_json1_0DescribeTimeToLiveCommand = async (
   input: DescribeTimeToLiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DescribeTimeToLive",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTimeToLive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeTimeToLiveInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -655,10 +589,7 @@ export const serializeAws_json1_0DisableKinesisStreamingDestinationCommand = asy
   input: DisableKinesisStreamingDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.DisableKinesisStreamingDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableKinesisStreamingDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0KinesisStreamingDestinationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -668,10 +599,7 @@ export const serializeAws_json1_0EnableKinesisStreamingDestinationCommand = asyn
   input: EnableKinesisStreamingDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.EnableKinesisStreamingDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableKinesisStreamingDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0KinesisStreamingDestinationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -681,10 +609,7 @@ export const serializeAws_json1_0ExecuteStatementCommand = async (
   input: ExecuteStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.ExecuteStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExecuteStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ExecuteStatementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -694,10 +619,7 @@ export const serializeAws_json1_0ExecuteTransactionCommand = async (
   input: ExecuteTransactionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.ExecuteTransaction",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExecuteTransaction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ExecuteTransactionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -707,10 +629,7 @@ export const serializeAws_json1_0ExportTableToPointInTimeCommand = async (
   input: ExportTableToPointInTimeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.ExportTableToPointInTime",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExportTableToPointInTime");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ExportTableToPointInTimeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -720,10 +639,7 @@ export const serializeAws_json1_0GetItemCommand = async (
   input: GetItemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.GetItem",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetItem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetItemInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -733,10 +649,7 @@ export const serializeAws_json1_0ImportTableCommand = async (
   input: ImportTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.ImportTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ImportTableInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -746,10 +659,7 @@ export const serializeAws_json1_0ListBackupsCommand = async (
   input: ListBackupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.ListBackups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBackups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListBackupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -759,10 +669,7 @@ export const serializeAws_json1_0ListContributorInsightsCommand = async (
   input: ListContributorInsightsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.ListContributorInsights",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListContributorInsights");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListContributorInsightsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -772,10 +679,7 @@ export const serializeAws_json1_0ListExportsCommand = async (
   input: ListExportsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.ListExports",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListExports");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListExportsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -785,10 +689,7 @@ export const serializeAws_json1_0ListGlobalTablesCommand = async (
   input: ListGlobalTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.ListGlobalTables",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGlobalTables");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListGlobalTablesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -798,10 +699,7 @@ export const serializeAws_json1_0ListImportsCommand = async (
   input: ListImportsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.ListImports",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListImports");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListImportsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -811,10 +709,7 @@ export const serializeAws_json1_0ListTablesCommand = async (
   input: ListTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.ListTables",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTables");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTablesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -824,10 +719,7 @@ export const serializeAws_json1_0ListTagsOfResourceCommand = async (
   input: ListTagsOfResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.ListTagsOfResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsOfResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsOfResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -837,10 +729,7 @@ export const serializeAws_json1_0PutItemCommand = async (
   input: PutItemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.PutItem",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutItem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PutItemInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -850,10 +739,7 @@ export const serializeAws_json1_0QueryCommand = async (
   input: QueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.Query",
-  };
+  const headers: __HeaderBag = sharedHeaders("Query");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0QueryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -863,10 +749,7 @@ export const serializeAws_json1_0RestoreTableFromBackupCommand = async (
   input: RestoreTableFromBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.RestoreTableFromBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreTableFromBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RestoreTableFromBackupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -876,10 +759,7 @@ export const serializeAws_json1_0RestoreTableToPointInTimeCommand = async (
   input: RestoreTableToPointInTimeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.RestoreTableToPointInTime",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreTableToPointInTime");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RestoreTableToPointInTimeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -889,10 +769,7 @@ export const serializeAws_json1_0ScanCommand = async (
   input: ScanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.Scan",
-  };
+  const headers: __HeaderBag = sharedHeaders("Scan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ScanInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -902,10 +779,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -915,10 +789,7 @@ export const serializeAws_json1_0TransactGetItemsCommand = async (
   input: TransactGetItemsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.TransactGetItems",
-  };
+  const headers: __HeaderBag = sharedHeaders("TransactGetItems");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TransactGetItemsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -928,10 +799,7 @@ export const serializeAws_json1_0TransactWriteItemsCommand = async (
   input: TransactWriteItemsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.TransactWriteItems",
-  };
+  const headers: __HeaderBag = sharedHeaders("TransactWriteItems");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TransactWriteItemsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -941,10 +809,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -954,10 +819,7 @@ export const serializeAws_json1_0UpdateContinuousBackupsCommand = async (
   input: UpdateContinuousBackupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.UpdateContinuousBackups",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateContinuousBackups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateContinuousBackupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -967,10 +829,7 @@ export const serializeAws_json1_0UpdateContributorInsightsCommand = async (
   input: UpdateContributorInsightsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.UpdateContributorInsights",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateContributorInsights");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateContributorInsightsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -980,10 +839,7 @@ export const serializeAws_json1_0UpdateGlobalTableCommand = async (
   input: UpdateGlobalTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.UpdateGlobalTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGlobalTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateGlobalTableInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -993,10 +849,7 @@ export const serializeAws_json1_0UpdateGlobalTableSettingsCommand = async (
   input: UpdateGlobalTableSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.UpdateGlobalTableSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGlobalTableSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateGlobalTableSettingsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1006,10 +859,7 @@ export const serializeAws_json1_0UpdateItemCommand = async (
   input: UpdateItemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.UpdateItem",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateItem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateItemInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1019,10 +869,7 @@ export const serializeAws_json1_0UpdateTableCommand = async (
   input: UpdateTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.UpdateTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateTableInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1032,10 +879,7 @@ export const serializeAws_json1_0UpdateTableReplicaAutoScalingCommand = async (
   input: UpdateTableReplicaAutoScalingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.UpdateTableReplicaAutoScaling",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTableReplicaAutoScaling");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateTableReplicaAutoScalingInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1045,10 +889,7 @@ export const serializeAws_json1_0UpdateTimeToLiveCommand = async (
   input: UpdateTimeToLiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "DynamoDB_20120810.UpdateTimeToLive",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTimeToLive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateTimeToLiveInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -8473,6 +8314,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `DynamoDB_20120810.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-ec2-instance-connect/src/protocols/Aws_json1_1.ts b/clients/client-ec2-instance-connect/src/protocols/Aws_json1_1.ts
index b79cda59c5ff6..e1b54963fe1da 100644
--- a/clients/client-ec2-instance-connect/src/protocols/Aws_json1_1.ts
+++ b/clients/client-ec2-instance-connect/src/protocols/Aws_json1_1.ts
@@ -41,10 +41,7 @@ export const serializeAws_json1_1SendSerialConsoleSSHPublicKeyCommand = async (
   input: SendSerialConsoleSSHPublicKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEC2InstanceConnectService.SendSerialConsoleSSHPublicKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendSerialConsoleSSHPublicKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendSerialConsoleSSHPublicKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -54,10 +51,7 @@ export const serializeAws_json1_1SendSSHPublicKeyCommand = async (
   input: SendSSHPublicKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEC2InstanceConnectService.SendSSHPublicKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendSSHPublicKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendSSHPublicKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -507,6 +501,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSEC2InstanceConnectService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-ec2/src/protocols/Aws_ec2.ts b/clients/client-ec2/src/protocols/Aws_ec2.ts
index 7c76aa262874b..d0bf0c73026bb 100644
--- a/clients/client-ec2/src/protocols/Aws_ec2.ts
+++ b/clients/client-ec2/src/protocols/Aws_ec2.ts
@@ -3877,9 +3877,7 @@ export const serializeAws_ec2AcceptAddressTransferCommand = async (
   input: AcceptAddressTransferCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AcceptAddressTransferRequest(input, context),
@@ -3893,9 +3891,7 @@ export const serializeAws_ec2AcceptReservedInstancesExchangeQuoteCommand = async
   input: AcceptReservedInstancesExchangeQuoteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AcceptReservedInstancesExchangeQuoteRequest(input, context),
@@ -3909,9 +3905,7 @@ export const serializeAws_ec2AcceptTransitGatewayMulticastDomainAssociationsComm
   input: AcceptTransitGatewayMulticastDomainAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AcceptTransitGatewayMulticastDomainAssociationsRequest(input, context),
@@ -3925,9 +3919,7 @@ export const serializeAws_ec2AcceptTransitGatewayPeeringAttachmentCommand = asyn
   input: AcceptTransitGatewayPeeringAttachmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AcceptTransitGatewayPeeringAttachmentRequest(input, context),
@@ -3941,9 +3933,7 @@ export const serializeAws_ec2AcceptTransitGatewayVpcAttachmentCommand = async (
   input: AcceptTransitGatewayVpcAttachmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AcceptTransitGatewayVpcAttachmentRequest(input, context),
@@ -3957,9 +3947,7 @@ export const serializeAws_ec2AcceptVpcEndpointConnectionsCommand = async (
   input: AcceptVpcEndpointConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AcceptVpcEndpointConnectionsRequest(input, context),
@@ -3973,9 +3961,7 @@ export const serializeAws_ec2AcceptVpcPeeringConnectionCommand = async (
   input: AcceptVpcPeeringConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AcceptVpcPeeringConnectionRequest(input, context),
@@ -3989,9 +3975,7 @@ export const serializeAws_ec2AdvertiseByoipCidrCommand = async (
   input: AdvertiseByoipCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AdvertiseByoipCidrRequest(input, context),
@@ -4005,9 +3989,7 @@ export const serializeAws_ec2AllocateAddressCommand = async (
   input: AllocateAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AllocateAddressRequest(input, context),
@@ -4021,9 +4003,7 @@ export const serializeAws_ec2AllocateHostsCommand = async (
   input: AllocateHostsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AllocateHostsRequest(input, context),
@@ -4037,9 +4017,7 @@ export const serializeAws_ec2AllocateIpamPoolCidrCommand = async (
   input: AllocateIpamPoolCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AllocateIpamPoolCidrRequest(input, context),
@@ -4053,9 +4031,7 @@ export const serializeAws_ec2ApplySecurityGroupsToClientVpnTargetNetworkCommand
   input: ApplySecurityGroupsToClientVpnTargetNetworkCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ApplySecurityGroupsToClientVpnTargetNetworkRequest(input, context),
@@ -4069,9 +4045,7 @@ export const serializeAws_ec2AssignIpv6AddressesCommand = async (
   input: AssignIpv6AddressesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssignIpv6AddressesRequest(input, context),
@@ -4085,9 +4059,7 @@ export const serializeAws_ec2AssignPrivateIpAddressesCommand = async (
   input: AssignPrivateIpAddressesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssignPrivateIpAddressesRequest(input, context),
@@ -4101,9 +4073,7 @@ export const serializeAws_ec2AssignPrivateNatGatewayAddressCommand = async (
   input: AssignPrivateNatGatewayAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssignPrivateNatGatewayAddressRequest(input, context),
@@ -4117,9 +4087,7 @@ export const serializeAws_ec2AssociateAddressCommand = async (
   input: AssociateAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateAddressRequest(input, context),
@@ -4133,9 +4101,7 @@ export const serializeAws_ec2AssociateClientVpnTargetNetworkCommand = async (
   input: AssociateClientVpnTargetNetworkCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateClientVpnTargetNetworkRequest(input, context),
@@ -4149,9 +4115,7 @@ export const serializeAws_ec2AssociateDhcpOptionsCommand = async (
   input: AssociateDhcpOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateDhcpOptionsRequest(input, context),
@@ -4165,9 +4129,7 @@ export const serializeAws_ec2AssociateEnclaveCertificateIamRoleCommand = async (
   input: AssociateEnclaveCertificateIamRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateEnclaveCertificateIamRoleRequest(input, context),
@@ -4181,9 +4143,7 @@ export const serializeAws_ec2AssociateIamInstanceProfileCommand = async (
   input: AssociateIamInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateIamInstanceProfileRequest(input, context),
@@ -4197,9 +4157,7 @@ export const serializeAws_ec2AssociateInstanceEventWindowCommand = async (
   input: AssociateInstanceEventWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateInstanceEventWindowRequest(input, context),
@@ -4213,9 +4171,7 @@ export const serializeAws_ec2AssociateIpamResourceDiscoveryCommand = async (
   input: AssociateIpamResourceDiscoveryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateIpamResourceDiscoveryRequest(input, context),
@@ -4229,9 +4185,7 @@ export const serializeAws_ec2AssociateNatGatewayAddressCommand = async (
   input: AssociateNatGatewayAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateNatGatewayAddressRequest(input, context),
@@ -4245,9 +4199,7 @@ export const serializeAws_ec2AssociateRouteTableCommand = async (
   input: AssociateRouteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateRouteTableRequest(input, context),
@@ -4261,9 +4213,7 @@ export const serializeAws_ec2AssociateSubnetCidrBlockCommand = async (
   input: AssociateSubnetCidrBlockCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateSubnetCidrBlockRequest(input, context),
@@ -4277,9 +4227,7 @@ export const serializeAws_ec2AssociateTransitGatewayMulticastDomainCommand = asy
   input: AssociateTransitGatewayMulticastDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateTransitGatewayMulticastDomainRequest(input, context),
@@ -4293,9 +4241,7 @@ export const serializeAws_ec2AssociateTransitGatewayPolicyTableCommand = async (
   input: AssociateTransitGatewayPolicyTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateTransitGatewayPolicyTableRequest(input, context),
@@ -4309,9 +4255,7 @@ export const serializeAws_ec2AssociateTransitGatewayRouteTableCommand = async (
   input: AssociateTransitGatewayRouteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateTransitGatewayRouteTableRequest(input, context),
@@ -4325,9 +4269,7 @@ export const serializeAws_ec2AssociateTrunkInterfaceCommand = async (
   input: AssociateTrunkInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateTrunkInterfaceRequest(input, context),
@@ -4341,9 +4283,7 @@ export const serializeAws_ec2AssociateVpcCidrBlockCommand = async (
   input: AssociateVpcCidrBlockCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AssociateVpcCidrBlockRequest(input, context),
@@ -4357,9 +4297,7 @@ export const serializeAws_ec2AttachClassicLinkVpcCommand = async (
   input: AttachClassicLinkVpcCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AttachClassicLinkVpcRequest(input, context),
@@ -4373,9 +4311,7 @@ export const serializeAws_ec2AttachInternetGatewayCommand = async (
   input: AttachInternetGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AttachInternetGatewayRequest(input, context),
@@ -4389,9 +4325,7 @@ export const serializeAws_ec2AttachNetworkInterfaceCommand = async (
   input: AttachNetworkInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AttachNetworkInterfaceRequest(input, context),
@@ -4405,9 +4339,7 @@ export const serializeAws_ec2AttachVerifiedAccessTrustProviderCommand = async (
   input: AttachVerifiedAccessTrustProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AttachVerifiedAccessTrustProviderRequest(input, context),
@@ -4421,9 +4353,7 @@ export const serializeAws_ec2AttachVolumeCommand = async (
   input: AttachVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AttachVolumeRequest(input, context),
@@ -4437,9 +4367,7 @@ export const serializeAws_ec2AttachVpnGatewayCommand = async (
   input: AttachVpnGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AttachVpnGatewayRequest(input, context),
@@ -4453,9 +4381,7 @@ export const serializeAws_ec2AuthorizeClientVpnIngressCommand = async (
   input: AuthorizeClientVpnIngressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AuthorizeClientVpnIngressRequest(input, context),
@@ -4469,9 +4395,7 @@ export const serializeAws_ec2AuthorizeSecurityGroupEgressCommand = async (
   input: AuthorizeSecurityGroupEgressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AuthorizeSecurityGroupEgressRequest(input, context),
@@ -4485,9 +4409,7 @@ export const serializeAws_ec2AuthorizeSecurityGroupIngressCommand = async (
   input: AuthorizeSecurityGroupIngressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2AuthorizeSecurityGroupIngressRequest(input, context),
@@ -4501,9 +4423,7 @@ export const serializeAws_ec2BundleInstanceCommand = async (
   input: BundleInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2BundleInstanceRequest(input, context),
@@ -4517,9 +4437,7 @@ export const serializeAws_ec2CancelBundleTaskCommand = async (
   input: CancelBundleTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CancelBundleTaskRequest(input, context),
@@ -4533,9 +4451,7 @@ export const serializeAws_ec2CancelCapacityReservationCommand = async (
   input: CancelCapacityReservationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CancelCapacityReservationRequest(input, context),
@@ -4549,9 +4465,7 @@ export const serializeAws_ec2CancelCapacityReservationFleetsCommand = async (
   input: CancelCapacityReservationFleetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CancelCapacityReservationFleetsRequest(input, context),
@@ -4565,9 +4479,7 @@ export const serializeAws_ec2CancelConversionTaskCommand = async (
   input: CancelConversionTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CancelConversionRequest(input, context),
@@ -4581,9 +4493,7 @@ export const serializeAws_ec2CancelExportTaskCommand = async (
   input: CancelExportTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CancelExportTaskRequest(input, context),
@@ -4597,9 +4507,7 @@ export const serializeAws_ec2CancelImageLaunchPermissionCommand = async (
   input: CancelImageLaunchPermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CancelImageLaunchPermissionRequest(input, context),
@@ -4613,9 +4521,7 @@ export const serializeAws_ec2CancelImportTaskCommand = async (
   input: CancelImportTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CancelImportTaskRequest(input, context),
@@ -4629,9 +4535,7 @@ export const serializeAws_ec2CancelReservedInstancesListingCommand = async (
   input: CancelReservedInstancesListingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CancelReservedInstancesListingRequest(input, context),
@@ -4645,9 +4549,7 @@ export const serializeAws_ec2CancelSpotFleetRequestsCommand = async (
   input: CancelSpotFleetRequestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CancelSpotFleetRequestsRequest(input, context),
@@ -4661,9 +4563,7 @@ export const serializeAws_ec2CancelSpotInstanceRequestsCommand = async (
   input: CancelSpotInstanceRequestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CancelSpotInstanceRequestsRequest(input, context),
@@ -4677,9 +4577,7 @@ export const serializeAws_ec2ConfirmProductInstanceCommand = async (
   input: ConfirmProductInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ConfirmProductInstanceRequest(input, context),
@@ -4693,9 +4591,7 @@ export const serializeAws_ec2CopyFpgaImageCommand = async (
   input: CopyFpgaImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CopyFpgaImageRequest(input, context),
@@ -4709,9 +4605,7 @@ export const serializeAws_ec2CopyImageCommand = async (
   input: CopyImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CopyImageRequest(input, context),
@@ -4725,9 +4619,7 @@ export const serializeAws_ec2CopySnapshotCommand = async (
   input: CopySnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CopySnapshotRequest(input, context),
@@ -4741,9 +4633,7 @@ export const serializeAws_ec2CreateCapacityReservationCommand = async (
   input: CreateCapacityReservationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateCapacityReservationRequest(input, context),
@@ -4757,9 +4647,7 @@ export const serializeAws_ec2CreateCapacityReservationFleetCommand = async (
   input: CreateCapacityReservationFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateCapacityReservationFleetRequest(input, context),
@@ -4773,9 +4661,7 @@ export const serializeAws_ec2CreateCarrierGatewayCommand = async (
   input: CreateCarrierGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateCarrierGatewayRequest(input, context),
@@ -4789,9 +4675,7 @@ export const serializeAws_ec2CreateClientVpnEndpointCommand = async (
   input: CreateClientVpnEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateClientVpnEndpointRequest(input, context),
@@ -4805,9 +4689,7 @@ export const serializeAws_ec2CreateClientVpnRouteCommand = async (
   input: CreateClientVpnRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateClientVpnRouteRequest(input, context),
@@ -4821,9 +4703,7 @@ export const serializeAws_ec2CreateCoipCidrCommand = async (
   input: CreateCoipCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateCoipCidrRequest(input, context),
@@ -4837,9 +4717,7 @@ export const serializeAws_ec2CreateCoipPoolCommand = async (
   input: CreateCoipPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateCoipPoolRequest(input, context),
@@ -4853,9 +4731,7 @@ export const serializeAws_ec2CreateCustomerGatewayCommand = async (
   input: CreateCustomerGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateCustomerGatewayRequest(input, context),
@@ -4869,9 +4745,7 @@ export const serializeAws_ec2CreateDefaultSubnetCommand = async (
   input: CreateDefaultSubnetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateDefaultSubnetRequest(input, context),
@@ -4885,9 +4759,7 @@ export const serializeAws_ec2CreateDefaultVpcCommand = async (
   input: CreateDefaultVpcCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateDefaultVpcRequest(input, context),
@@ -4901,9 +4773,7 @@ export const serializeAws_ec2CreateDhcpOptionsCommand = async (
   input: CreateDhcpOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateDhcpOptionsRequest(input, context),
@@ -4917,9 +4787,7 @@ export const serializeAws_ec2CreateEgressOnlyInternetGatewayCommand = async (
   input: CreateEgressOnlyInternetGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateEgressOnlyInternetGatewayRequest(input, context),
@@ -4933,9 +4801,7 @@ export const serializeAws_ec2CreateFleetCommand = async (
   input: CreateFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateFleetRequest(input, context),
@@ -4949,9 +4815,7 @@ export const serializeAws_ec2CreateFlowLogsCommand = async (
   input: CreateFlowLogsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateFlowLogsRequest(input, context),
@@ -4965,9 +4829,7 @@ export const serializeAws_ec2CreateFpgaImageCommand = async (
   input: CreateFpgaImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateFpgaImageRequest(input, context),
@@ -4981,9 +4843,7 @@ export const serializeAws_ec2CreateImageCommand = async (
   input: CreateImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateImageRequest(input, context),
@@ -4997,9 +4857,7 @@ export const serializeAws_ec2CreateInstanceEventWindowCommand = async (
   input: CreateInstanceEventWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateInstanceEventWindowRequest(input, context),
@@ -5013,9 +4871,7 @@ export const serializeAws_ec2CreateInstanceExportTaskCommand = async (
   input: CreateInstanceExportTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateInstanceExportTaskRequest(input, context),
@@ -5029,9 +4885,7 @@ export const serializeAws_ec2CreateInternetGatewayCommand = async (
   input: CreateInternetGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateInternetGatewayRequest(input, context),
@@ -5045,9 +4899,7 @@ export const serializeAws_ec2CreateIpamCommand = async (
   input: CreateIpamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateIpamRequest(input, context),
@@ -5061,9 +4913,7 @@ export const serializeAws_ec2CreateIpamPoolCommand = async (
   input: CreateIpamPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateIpamPoolRequest(input, context),
@@ -5077,9 +4927,7 @@ export const serializeAws_ec2CreateIpamResourceDiscoveryCommand = async (
   input: CreateIpamResourceDiscoveryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateIpamResourceDiscoveryRequest(input, context),
@@ -5093,9 +4941,7 @@ export const serializeAws_ec2CreateIpamScopeCommand = async (
   input: CreateIpamScopeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateIpamScopeRequest(input, context),
@@ -5109,9 +4955,7 @@ export const serializeAws_ec2CreateKeyPairCommand = async (
   input: CreateKeyPairCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateKeyPairRequest(input, context),
@@ -5125,9 +4969,7 @@ export const serializeAws_ec2CreateLaunchTemplateCommand = async (
   input: CreateLaunchTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateLaunchTemplateRequest(input, context),
@@ -5141,9 +4983,7 @@ export const serializeAws_ec2CreateLaunchTemplateVersionCommand = async (
   input: CreateLaunchTemplateVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateLaunchTemplateVersionRequest(input, context),
@@ -5157,9 +4997,7 @@ export const serializeAws_ec2CreateLocalGatewayRouteCommand = async (
   input: CreateLocalGatewayRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateLocalGatewayRouteRequest(input, context),
@@ -5173,9 +5011,7 @@ export const serializeAws_ec2CreateLocalGatewayRouteTableCommand = async (
   input: CreateLocalGatewayRouteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateLocalGatewayRouteTableRequest(input, context),
@@ -5189,9 +5025,7 @@ export const serializeAws_ec2CreateLocalGatewayRouteTableVirtualInterfaceGroupAs
   input: CreateLocalGatewayRouteTableVirtualInterfaceGroupAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateLocalGatewayRouteTableVirtualInterfaceGroupAssociationRequest(input, context),
@@ -5205,9 +5039,7 @@ export const serializeAws_ec2CreateLocalGatewayRouteTableVpcAssociationCommand =
   input: CreateLocalGatewayRouteTableVpcAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateLocalGatewayRouteTableVpcAssociationRequest(input, context),
@@ -5221,9 +5053,7 @@ export const serializeAws_ec2CreateManagedPrefixListCommand = async (
   input: CreateManagedPrefixListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateManagedPrefixListRequest(input, context),
@@ -5237,9 +5067,7 @@ export const serializeAws_ec2CreateNatGatewayCommand = async (
   input: CreateNatGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateNatGatewayRequest(input, context),
@@ -5253,9 +5081,7 @@ export const serializeAws_ec2CreateNetworkAclCommand = async (
   input: CreateNetworkAclCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateNetworkAclRequest(input, context),
@@ -5269,9 +5095,7 @@ export const serializeAws_ec2CreateNetworkAclEntryCommand = async (
   input: CreateNetworkAclEntryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateNetworkAclEntryRequest(input, context),
@@ -5285,9 +5109,7 @@ export const serializeAws_ec2CreateNetworkInsightsAccessScopeCommand = async (
   input: CreateNetworkInsightsAccessScopeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateNetworkInsightsAccessScopeRequest(input, context),
@@ -5301,9 +5123,7 @@ export const serializeAws_ec2CreateNetworkInsightsPathCommand = async (
   input: CreateNetworkInsightsPathCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateNetworkInsightsPathRequest(input, context),
@@ -5317,9 +5137,7 @@ export const serializeAws_ec2CreateNetworkInterfaceCommand = async (
   input: CreateNetworkInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateNetworkInterfaceRequest(input, context),
@@ -5333,9 +5151,7 @@ export const serializeAws_ec2CreateNetworkInterfacePermissionCommand = async (
   input: CreateNetworkInterfacePermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateNetworkInterfacePermissionRequest(input, context),
@@ -5349,9 +5165,7 @@ export const serializeAws_ec2CreatePlacementGroupCommand = async (
   input: CreatePlacementGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreatePlacementGroupRequest(input, context),
@@ -5365,9 +5179,7 @@ export const serializeAws_ec2CreatePublicIpv4PoolCommand = async (
   input: CreatePublicIpv4PoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreatePublicIpv4PoolRequest(input, context),
@@ -5381,9 +5193,7 @@ export const serializeAws_ec2CreateReplaceRootVolumeTaskCommand = async (
   input: CreateReplaceRootVolumeTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateReplaceRootVolumeTaskRequest(input, context),
@@ -5397,9 +5207,7 @@ export const serializeAws_ec2CreateReservedInstancesListingCommand = async (
   input: CreateReservedInstancesListingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateReservedInstancesListingRequest(input, context),
@@ -5413,9 +5221,7 @@ export const serializeAws_ec2CreateRestoreImageTaskCommand = async (
   input: CreateRestoreImageTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateRestoreImageTaskRequest(input, context),
@@ -5429,9 +5235,7 @@ export const serializeAws_ec2CreateRouteCommand = async (
   input: CreateRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateRouteRequest(input, context),
@@ -5445,9 +5249,7 @@ export const serializeAws_ec2CreateRouteTableCommand = async (
   input: CreateRouteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateRouteTableRequest(input, context),
@@ -5461,9 +5263,7 @@ export const serializeAws_ec2CreateSecurityGroupCommand = async (
   input: CreateSecurityGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateSecurityGroupRequest(input, context),
@@ -5477,9 +5277,7 @@ export const serializeAws_ec2CreateSnapshotCommand = async (
   input: CreateSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateSnapshotRequest(input, context),
@@ -5493,9 +5291,7 @@ export const serializeAws_ec2CreateSnapshotsCommand = async (
   input: CreateSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateSnapshotsRequest(input, context),
@@ -5509,9 +5305,7 @@ export const serializeAws_ec2CreateSpotDatafeedSubscriptionCommand = async (
   input: CreateSpotDatafeedSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateSpotDatafeedSubscriptionRequest(input, context),
@@ -5525,9 +5319,7 @@ export const serializeAws_ec2CreateStoreImageTaskCommand = async (
   input: CreateStoreImageTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateStoreImageTaskRequest(input, context),
@@ -5541,9 +5333,7 @@ export const serializeAws_ec2CreateSubnetCommand = async (
   input: CreateSubnetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateSubnetRequest(input, context),
@@ -5557,9 +5347,7 @@ export const serializeAws_ec2CreateSubnetCidrReservationCommand = async (
   input: CreateSubnetCidrReservationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateSubnetCidrReservationRequest(input, context),
@@ -5573,9 +5361,7 @@ export const serializeAws_ec2CreateTagsCommand = async (
   input: CreateTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTagsRequest(input, context),
@@ -5589,9 +5375,7 @@ export const serializeAws_ec2CreateTrafficMirrorFilterCommand = async (
   input: CreateTrafficMirrorFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTrafficMirrorFilterRequest(input, context),
@@ -5605,9 +5389,7 @@ export const serializeAws_ec2CreateTrafficMirrorFilterRuleCommand = async (
   input: CreateTrafficMirrorFilterRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTrafficMirrorFilterRuleRequest(input, context),
@@ -5621,9 +5403,7 @@ export const serializeAws_ec2CreateTrafficMirrorSessionCommand = async (
   input: CreateTrafficMirrorSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTrafficMirrorSessionRequest(input, context),
@@ -5637,9 +5417,7 @@ export const serializeAws_ec2CreateTrafficMirrorTargetCommand = async (
   input: CreateTrafficMirrorTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTrafficMirrorTargetRequest(input, context),
@@ -5653,9 +5431,7 @@ export const serializeAws_ec2CreateTransitGatewayCommand = async (
   input: CreateTransitGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTransitGatewayRequest(input, context),
@@ -5669,9 +5445,7 @@ export const serializeAws_ec2CreateTransitGatewayConnectCommand = async (
   input: CreateTransitGatewayConnectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTransitGatewayConnectRequest(input, context),
@@ -5685,9 +5459,7 @@ export const serializeAws_ec2CreateTransitGatewayConnectPeerCommand = async (
   input: CreateTransitGatewayConnectPeerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTransitGatewayConnectPeerRequest(input, context),
@@ -5701,9 +5473,7 @@ export const serializeAws_ec2CreateTransitGatewayMulticastDomainCommand = async
   input: CreateTransitGatewayMulticastDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTransitGatewayMulticastDomainRequest(input, context),
@@ -5717,9 +5487,7 @@ export const serializeAws_ec2CreateTransitGatewayPeeringAttachmentCommand = asyn
   input: CreateTransitGatewayPeeringAttachmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTransitGatewayPeeringAttachmentRequest(input, context),
@@ -5733,9 +5501,7 @@ export const serializeAws_ec2CreateTransitGatewayPolicyTableCommand = async (
   input: CreateTransitGatewayPolicyTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTransitGatewayPolicyTableRequest(input, context),
@@ -5749,9 +5515,7 @@ export const serializeAws_ec2CreateTransitGatewayPrefixListReferenceCommand = as
   input: CreateTransitGatewayPrefixListReferenceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTransitGatewayPrefixListReferenceRequest(input, context),
@@ -5765,9 +5529,7 @@ export const serializeAws_ec2CreateTransitGatewayRouteCommand = async (
   input: CreateTransitGatewayRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTransitGatewayRouteRequest(input, context),
@@ -5781,9 +5543,7 @@ export const serializeAws_ec2CreateTransitGatewayRouteTableCommand = async (
   input: CreateTransitGatewayRouteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTransitGatewayRouteTableRequest(input, context),
@@ -5797,9 +5557,7 @@ export const serializeAws_ec2CreateTransitGatewayRouteTableAnnouncementCommand =
   input: CreateTransitGatewayRouteTableAnnouncementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTransitGatewayRouteTableAnnouncementRequest(input, context),
@@ -5813,9 +5571,7 @@ export const serializeAws_ec2CreateTransitGatewayVpcAttachmentCommand = async (
   input: CreateTransitGatewayVpcAttachmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateTransitGatewayVpcAttachmentRequest(input, context),
@@ -5829,9 +5585,7 @@ export const serializeAws_ec2CreateVerifiedAccessEndpointCommand = async (
   input: CreateVerifiedAccessEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVerifiedAccessEndpointRequest(input, context),
@@ -5845,9 +5599,7 @@ export const serializeAws_ec2CreateVerifiedAccessGroupCommand = async (
   input: CreateVerifiedAccessGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVerifiedAccessGroupRequest(input, context),
@@ -5861,9 +5613,7 @@ export const serializeAws_ec2CreateVerifiedAccessInstanceCommand = async (
   input: CreateVerifiedAccessInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVerifiedAccessInstanceRequest(input, context),
@@ -5877,9 +5627,7 @@ export const serializeAws_ec2CreateVerifiedAccessTrustProviderCommand = async (
   input: CreateVerifiedAccessTrustProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVerifiedAccessTrustProviderRequest(input, context),
@@ -5893,9 +5641,7 @@ export const serializeAws_ec2CreateVolumeCommand = async (
   input: CreateVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVolumeRequest(input, context),
@@ -5909,9 +5655,7 @@ export const serializeAws_ec2CreateVpcCommand = async (
   input: CreateVpcCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVpcRequest(input, context),
@@ -5925,9 +5669,7 @@ export const serializeAws_ec2CreateVpcEndpointCommand = async (
   input: CreateVpcEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVpcEndpointRequest(input, context),
@@ -5941,9 +5683,7 @@ export const serializeAws_ec2CreateVpcEndpointConnectionNotificationCommand = as
   input: CreateVpcEndpointConnectionNotificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVpcEndpointConnectionNotificationRequest(input, context),
@@ -5957,9 +5697,7 @@ export const serializeAws_ec2CreateVpcEndpointServiceConfigurationCommand = asyn
   input: CreateVpcEndpointServiceConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVpcEndpointServiceConfigurationRequest(input, context),
@@ -5973,9 +5711,7 @@ export const serializeAws_ec2CreateVpcPeeringConnectionCommand = async (
   input: CreateVpcPeeringConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVpcPeeringConnectionRequest(input, context),
@@ -5989,9 +5725,7 @@ export const serializeAws_ec2CreateVpnConnectionCommand = async (
   input: CreateVpnConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVpnConnectionRequest(input, context),
@@ -6005,9 +5739,7 @@ export const serializeAws_ec2CreateVpnConnectionRouteCommand = async (
   input: CreateVpnConnectionRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVpnConnectionRouteRequest(input, context),
@@ -6021,9 +5753,7 @@ export const serializeAws_ec2CreateVpnGatewayCommand = async (
   input: CreateVpnGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2CreateVpnGatewayRequest(input, context),
@@ -6037,9 +5767,7 @@ export const serializeAws_ec2DeleteCarrierGatewayCommand = async (
   input: DeleteCarrierGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteCarrierGatewayRequest(input, context),
@@ -6053,9 +5781,7 @@ export const serializeAws_ec2DeleteClientVpnEndpointCommand = async (
   input: DeleteClientVpnEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteClientVpnEndpointRequest(input, context),
@@ -6069,9 +5795,7 @@ export const serializeAws_ec2DeleteClientVpnRouteCommand = async (
   input: DeleteClientVpnRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteClientVpnRouteRequest(input, context),
@@ -6085,9 +5809,7 @@ export const serializeAws_ec2DeleteCoipCidrCommand = async (
   input: DeleteCoipCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteCoipCidrRequest(input, context),
@@ -6101,9 +5823,7 @@ export const serializeAws_ec2DeleteCoipPoolCommand = async (
   input: DeleteCoipPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteCoipPoolRequest(input, context),
@@ -6117,9 +5837,7 @@ export const serializeAws_ec2DeleteCustomerGatewayCommand = async (
   input: DeleteCustomerGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteCustomerGatewayRequest(input, context),
@@ -6133,9 +5851,7 @@ export const serializeAws_ec2DeleteDhcpOptionsCommand = async (
   input: DeleteDhcpOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteDhcpOptionsRequest(input, context),
@@ -6149,9 +5865,7 @@ export const serializeAws_ec2DeleteEgressOnlyInternetGatewayCommand = async (
   input: DeleteEgressOnlyInternetGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteEgressOnlyInternetGatewayRequest(input, context),
@@ -6165,9 +5879,7 @@ export const serializeAws_ec2DeleteFleetsCommand = async (
   input: DeleteFleetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteFleetsRequest(input, context),
@@ -6181,9 +5893,7 @@ export const serializeAws_ec2DeleteFlowLogsCommand = async (
   input: DeleteFlowLogsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteFlowLogsRequest(input, context),
@@ -6197,9 +5907,7 @@ export const serializeAws_ec2DeleteFpgaImageCommand = async (
   input: DeleteFpgaImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteFpgaImageRequest(input, context),
@@ -6213,9 +5921,7 @@ export const serializeAws_ec2DeleteInstanceEventWindowCommand = async (
   input: DeleteInstanceEventWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteInstanceEventWindowRequest(input, context),
@@ -6229,9 +5935,7 @@ export const serializeAws_ec2DeleteInternetGatewayCommand = async (
   input: DeleteInternetGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteInternetGatewayRequest(input, context),
@@ -6245,9 +5949,7 @@ export const serializeAws_ec2DeleteIpamCommand = async (
   input: DeleteIpamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteIpamRequest(input, context),
@@ -6261,9 +5963,7 @@ export const serializeAws_ec2DeleteIpamPoolCommand = async (
   input: DeleteIpamPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteIpamPoolRequest(input, context),
@@ -6277,9 +5977,7 @@ export const serializeAws_ec2DeleteIpamResourceDiscoveryCommand = async (
   input: DeleteIpamResourceDiscoveryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteIpamResourceDiscoveryRequest(input, context),
@@ -6293,9 +5991,7 @@ export const serializeAws_ec2DeleteIpamScopeCommand = async (
   input: DeleteIpamScopeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteIpamScopeRequest(input, context),
@@ -6309,9 +6005,7 @@ export const serializeAws_ec2DeleteKeyPairCommand = async (
   input: DeleteKeyPairCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteKeyPairRequest(input, context),
@@ -6325,9 +6019,7 @@ export const serializeAws_ec2DeleteLaunchTemplateCommand = async (
   input: DeleteLaunchTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteLaunchTemplateRequest(input, context),
@@ -6341,9 +6033,7 @@ export const serializeAws_ec2DeleteLaunchTemplateVersionsCommand = async (
   input: DeleteLaunchTemplateVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteLaunchTemplateVersionsRequest(input, context),
@@ -6357,9 +6047,7 @@ export const serializeAws_ec2DeleteLocalGatewayRouteCommand = async (
   input: DeleteLocalGatewayRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteLocalGatewayRouteRequest(input, context),
@@ -6373,9 +6061,7 @@ export const serializeAws_ec2DeleteLocalGatewayRouteTableCommand = async (
   input: DeleteLocalGatewayRouteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteLocalGatewayRouteTableRequest(input, context),
@@ -6389,9 +6075,7 @@ export const serializeAws_ec2DeleteLocalGatewayRouteTableVirtualInterfaceGroupAs
   input: DeleteLocalGatewayRouteTableVirtualInterfaceGroupAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteLocalGatewayRouteTableVirtualInterfaceGroupAssociationRequest(input, context),
@@ -6405,9 +6089,7 @@ export const serializeAws_ec2DeleteLocalGatewayRouteTableVpcAssociationCommand =
   input: DeleteLocalGatewayRouteTableVpcAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteLocalGatewayRouteTableVpcAssociationRequest(input, context),
@@ -6421,9 +6103,7 @@ export const serializeAws_ec2DeleteManagedPrefixListCommand = async (
   input: DeleteManagedPrefixListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteManagedPrefixListRequest(input, context),
@@ -6437,9 +6117,7 @@ export const serializeAws_ec2DeleteNatGatewayCommand = async (
   input: DeleteNatGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteNatGatewayRequest(input, context),
@@ -6453,9 +6131,7 @@ export const serializeAws_ec2DeleteNetworkAclCommand = async (
   input: DeleteNetworkAclCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteNetworkAclRequest(input, context),
@@ -6469,9 +6145,7 @@ export const serializeAws_ec2DeleteNetworkAclEntryCommand = async (
   input: DeleteNetworkAclEntryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteNetworkAclEntryRequest(input, context),
@@ -6485,9 +6159,7 @@ export const serializeAws_ec2DeleteNetworkInsightsAccessScopeCommand = async (
   input: DeleteNetworkInsightsAccessScopeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteNetworkInsightsAccessScopeRequest(input, context),
@@ -6501,9 +6173,7 @@ export const serializeAws_ec2DeleteNetworkInsightsAccessScopeAnalysisCommand = a
   input: DeleteNetworkInsightsAccessScopeAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteNetworkInsightsAccessScopeAnalysisRequest(input, context),
@@ -6517,9 +6187,7 @@ export const serializeAws_ec2DeleteNetworkInsightsAnalysisCommand = async (
   input: DeleteNetworkInsightsAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteNetworkInsightsAnalysisRequest(input, context),
@@ -6533,9 +6201,7 @@ export const serializeAws_ec2DeleteNetworkInsightsPathCommand = async (
   input: DeleteNetworkInsightsPathCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteNetworkInsightsPathRequest(input, context),
@@ -6549,9 +6215,7 @@ export const serializeAws_ec2DeleteNetworkInterfaceCommand = async (
   input: DeleteNetworkInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteNetworkInterfaceRequest(input, context),
@@ -6565,9 +6229,7 @@ export const serializeAws_ec2DeleteNetworkInterfacePermissionCommand = async (
   input: DeleteNetworkInterfacePermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteNetworkInterfacePermissionRequest(input, context),
@@ -6581,9 +6243,7 @@ export const serializeAws_ec2DeletePlacementGroupCommand = async (
   input: DeletePlacementGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeletePlacementGroupRequest(input, context),
@@ -6597,9 +6257,7 @@ export const serializeAws_ec2DeletePublicIpv4PoolCommand = async (
   input: DeletePublicIpv4PoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeletePublicIpv4PoolRequest(input, context),
@@ -6613,9 +6271,7 @@ export const serializeAws_ec2DeleteQueuedReservedInstancesCommand = async (
   input: DeleteQueuedReservedInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteQueuedReservedInstancesRequest(input, context),
@@ -6629,9 +6285,7 @@ export const serializeAws_ec2DeleteRouteCommand = async (
   input: DeleteRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteRouteRequest(input, context),
@@ -6645,9 +6299,7 @@ export const serializeAws_ec2DeleteRouteTableCommand = async (
   input: DeleteRouteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteRouteTableRequest(input, context),
@@ -6661,9 +6313,7 @@ export const serializeAws_ec2DeleteSecurityGroupCommand = async (
   input: DeleteSecurityGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteSecurityGroupRequest(input, context),
@@ -6677,9 +6327,7 @@ export const serializeAws_ec2DeleteSnapshotCommand = async (
   input: DeleteSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteSnapshotRequest(input, context),
@@ -6693,9 +6341,7 @@ export const serializeAws_ec2DeleteSpotDatafeedSubscriptionCommand = async (
   input: DeleteSpotDatafeedSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteSpotDatafeedSubscriptionRequest(input, context),
@@ -6709,9 +6355,7 @@ export const serializeAws_ec2DeleteSubnetCommand = async (
   input: DeleteSubnetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteSubnetRequest(input, context),
@@ -6725,9 +6369,7 @@ export const serializeAws_ec2DeleteSubnetCidrReservationCommand = async (
   input: DeleteSubnetCidrReservationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteSubnetCidrReservationRequest(input, context),
@@ -6741,9 +6383,7 @@ export const serializeAws_ec2DeleteTagsCommand = async (
   input: DeleteTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTagsRequest(input, context),
@@ -6757,9 +6397,7 @@ export const serializeAws_ec2DeleteTrafficMirrorFilterCommand = async (
   input: DeleteTrafficMirrorFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTrafficMirrorFilterRequest(input, context),
@@ -6773,9 +6411,7 @@ export const serializeAws_ec2DeleteTrafficMirrorFilterRuleCommand = async (
   input: DeleteTrafficMirrorFilterRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTrafficMirrorFilterRuleRequest(input, context),
@@ -6789,9 +6425,7 @@ export const serializeAws_ec2DeleteTrafficMirrorSessionCommand = async (
   input: DeleteTrafficMirrorSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTrafficMirrorSessionRequest(input, context),
@@ -6805,9 +6439,7 @@ export const serializeAws_ec2DeleteTrafficMirrorTargetCommand = async (
   input: DeleteTrafficMirrorTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTrafficMirrorTargetRequest(input, context),
@@ -6821,9 +6453,7 @@ export const serializeAws_ec2DeleteTransitGatewayCommand = async (
   input: DeleteTransitGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTransitGatewayRequest(input, context),
@@ -6837,9 +6467,7 @@ export const serializeAws_ec2DeleteTransitGatewayConnectCommand = async (
   input: DeleteTransitGatewayConnectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTransitGatewayConnectRequest(input, context),
@@ -6853,9 +6481,7 @@ export const serializeAws_ec2DeleteTransitGatewayConnectPeerCommand = async (
   input: DeleteTransitGatewayConnectPeerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTransitGatewayConnectPeerRequest(input, context),
@@ -6869,9 +6495,7 @@ export const serializeAws_ec2DeleteTransitGatewayMulticastDomainCommand = async
   input: DeleteTransitGatewayMulticastDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTransitGatewayMulticastDomainRequest(input, context),
@@ -6885,9 +6509,7 @@ export const serializeAws_ec2DeleteTransitGatewayPeeringAttachmentCommand = asyn
   input: DeleteTransitGatewayPeeringAttachmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTransitGatewayPeeringAttachmentRequest(input, context),
@@ -6901,9 +6523,7 @@ export const serializeAws_ec2DeleteTransitGatewayPolicyTableCommand = async (
   input: DeleteTransitGatewayPolicyTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTransitGatewayPolicyTableRequest(input, context),
@@ -6917,9 +6537,7 @@ export const serializeAws_ec2DeleteTransitGatewayPrefixListReferenceCommand = as
   input: DeleteTransitGatewayPrefixListReferenceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTransitGatewayPrefixListReferenceRequest(input, context),
@@ -6933,9 +6551,7 @@ export const serializeAws_ec2DeleteTransitGatewayRouteCommand = async (
   input: DeleteTransitGatewayRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTransitGatewayRouteRequest(input, context),
@@ -6949,9 +6565,7 @@ export const serializeAws_ec2DeleteTransitGatewayRouteTableCommand = async (
   input: DeleteTransitGatewayRouteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTransitGatewayRouteTableRequest(input, context),
@@ -6965,9 +6579,7 @@ export const serializeAws_ec2DeleteTransitGatewayRouteTableAnnouncementCommand =
   input: DeleteTransitGatewayRouteTableAnnouncementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTransitGatewayRouteTableAnnouncementRequest(input, context),
@@ -6981,9 +6593,7 @@ export const serializeAws_ec2DeleteTransitGatewayVpcAttachmentCommand = async (
   input: DeleteTransitGatewayVpcAttachmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteTransitGatewayVpcAttachmentRequest(input, context),
@@ -6997,9 +6607,7 @@ export const serializeAws_ec2DeleteVerifiedAccessEndpointCommand = async (
   input: DeleteVerifiedAccessEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVerifiedAccessEndpointRequest(input, context),
@@ -7013,9 +6621,7 @@ export const serializeAws_ec2DeleteVerifiedAccessGroupCommand = async (
   input: DeleteVerifiedAccessGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVerifiedAccessGroupRequest(input, context),
@@ -7029,9 +6635,7 @@ export const serializeAws_ec2DeleteVerifiedAccessInstanceCommand = async (
   input: DeleteVerifiedAccessInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVerifiedAccessInstanceRequest(input, context),
@@ -7045,9 +6649,7 @@ export const serializeAws_ec2DeleteVerifiedAccessTrustProviderCommand = async (
   input: DeleteVerifiedAccessTrustProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVerifiedAccessTrustProviderRequest(input, context),
@@ -7061,9 +6663,7 @@ export const serializeAws_ec2DeleteVolumeCommand = async (
   input: DeleteVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVolumeRequest(input, context),
@@ -7077,9 +6677,7 @@ export const serializeAws_ec2DeleteVpcCommand = async (
   input: DeleteVpcCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVpcRequest(input, context),
@@ -7093,9 +6691,7 @@ export const serializeAws_ec2DeleteVpcEndpointConnectionNotificationsCommand = a
   input: DeleteVpcEndpointConnectionNotificationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVpcEndpointConnectionNotificationsRequest(input, context),
@@ -7109,9 +6705,7 @@ export const serializeAws_ec2DeleteVpcEndpointsCommand = async (
   input: DeleteVpcEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVpcEndpointsRequest(input, context),
@@ -7125,9 +6719,7 @@ export const serializeAws_ec2DeleteVpcEndpointServiceConfigurationsCommand = asy
   input: DeleteVpcEndpointServiceConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVpcEndpointServiceConfigurationsRequest(input, context),
@@ -7141,9 +6733,7 @@ export const serializeAws_ec2DeleteVpcPeeringConnectionCommand = async (
   input: DeleteVpcPeeringConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVpcPeeringConnectionRequest(input, context),
@@ -7157,9 +6747,7 @@ export const serializeAws_ec2DeleteVpnConnectionCommand = async (
   input: DeleteVpnConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVpnConnectionRequest(input, context),
@@ -7173,9 +6761,7 @@ export const serializeAws_ec2DeleteVpnConnectionRouteCommand = async (
   input: DeleteVpnConnectionRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVpnConnectionRouteRequest(input, context),
@@ -7189,9 +6775,7 @@ export const serializeAws_ec2DeleteVpnGatewayCommand = async (
   input: DeleteVpnGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeleteVpnGatewayRequest(input, context),
@@ -7205,9 +6789,7 @@ export const serializeAws_ec2DeprovisionByoipCidrCommand = async (
   input: DeprovisionByoipCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeprovisionByoipCidrRequest(input, context),
@@ -7221,9 +6803,7 @@ export const serializeAws_ec2DeprovisionIpamPoolCidrCommand = async (
   input: DeprovisionIpamPoolCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeprovisionIpamPoolCidrRequest(input, context),
@@ -7237,9 +6817,7 @@ export const serializeAws_ec2DeprovisionPublicIpv4PoolCidrCommand = async (
   input: DeprovisionPublicIpv4PoolCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeprovisionPublicIpv4PoolCidrRequest(input, context),
@@ -7253,9 +6831,7 @@ export const serializeAws_ec2DeregisterImageCommand = async (
   input: DeregisterImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeregisterImageRequest(input, context),
@@ -7269,9 +6845,7 @@ export const serializeAws_ec2DeregisterInstanceEventNotificationAttributesComman
   input: DeregisterInstanceEventNotificationAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeregisterInstanceEventNotificationAttributesRequest(input, context),
@@ -7285,9 +6859,7 @@ export const serializeAws_ec2DeregisterTransitGatewayMulticastGroupMembersComman
   input: DeregisterTransitGatewayMulticastGroupMembersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeregisterTransitGatewayMulticastGroupMembersRequest(input, context),
@@ -7301,9 +6873,7 @@ export const serializeAws_ec2DeregisterTransitGatewayMulticastGroupSourcesComman
   input: DeregisterTransitGatewayMulticastGroupSourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DeregisterTransitGatewayMulticastGroupSourcesRequest(input, context),
@@ -7317,9 +6887,7 @@ export const serializeAws_ec2DescribeAccountAttributesCommand = async (
   input: DescribeAccountAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeAccountAttributesRequest(input, context),
@@ -7333,9 +6901,7 @@ export const serializeAws_ec2DescribeAddressesCommand = async (
   input: DescribeAddressesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeAddressesRequest(input, context),
@@ -7349,9 +6915,7 @@ export const serializeAws_ec2DescribeAddressesAttributeCommand = async (
   input: DescribeAddressesAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeAddressesAttributeRequest(input, context),
@@ -7365,9 +6929,7 @@ export const serializeAws_ec2DescribeAddressTransfersCommand = async (
   input: DescribeAddressTransfersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeAddressTransfersRequest(input, context),
@@ -7381,9 +6943,7 @@ export const serializeAws_ec2DescribeAggregateIdFormatCommand = async (
   input: DescribeAggregateIdFormatCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeAggregateIdFormatRequest(input, context),
@@ -7397,9 +6957,7 @@ export const serializeAws_ec2DescribeAvailabilityZonesCommand = async (
   input: DescribeAvailabilityZonesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeAvailabilityZonesRequest(input, context),
@@ -7413,9 +6971,7 @@ export const serializeAws_ec2DescribeAwsNetworkPerformanceMetricSubscriptionsCom
   input: DescribeAwsNetworkPerformanceMetricSubscriptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeAwsNetworkPerformanceMetricSubscriptionsRequest(input, context),
@@ -7429,9 +6985,7 @@ export const serializeAws_ec2DescribeBundleTasksCommand = async (
   input: DescribeBundleTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeBundleTasksRequest(input, context),
@@ -7445,9 +6999,7 @@ export const serializeAws_ec2DescribeByoipCidrsCommand = async (
   input: DescribeByoipCidrsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeByoipCidrsRequest(input, context),
@@ -7461,9 +7013,7 @@ export const serializeAws_ec2DescribeCapacityReservationFleetsCommand = async (
   input: DescribeCapacityReservationFleetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeCapacityReservationFleetsRequest(input, context),
@@ -7477,9 +7027,7 @@ export const serializeAws_ec2DescribeCapacityReservationsCommand = async (
   input: DescribeCapacityReservationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeCapacityReservationsRequest(input, context),
@@ -7493,9 +7041,7 @@ export const serializeAws_ec2DescribeCarrierGatewaysCommand = async (
   input: DescribeCarrierGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeCarrierGatewaysRequest(input, context),
@@ -7509,9 +7055,7 @@ export const serializeAws_ec2DescribeClassicLinkInstancesCommand = async (
   input: DescribeClassicLinkInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeClassicLinkInstancesRequest(input, context),
@@ -7525,9 +7069,7 @@ export const serializeAws_ec2DescribeClientVpnAuthorizationRulesCommand = async
   input: DescribeClientVpnAuthorizationRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeClientVpnAuthorizationRulesRequest(input, context),
@@ -7541,9 +7083,7 @@ export const serializeAws_ec2DescribeClientVpnConnectionsCommand = async (
   input: DescribeClientVpnConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeClientVpnConnectionsRequest(input, context),
@@ -7557,9 +7097,7 @@ export const serializeAws_ec2DescribeClientVpnEndpointsCommand = async (
   input: DescribeClientVpnEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeClientVpnEndpointsRequest(input, context),
@@ -7573,9 +7111,7 @@ export const serializeAws_ec2DescribeClientVpnRoutesCommand = async (
   input: DescribeClientVpnRoutesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeClientVpnRoutesRequest(input, context),
@@ -7589,9 +7125,7 @@ export const serializeAws_ec2DescribeClientVpnTargetNetworksCommand = async (
   input: DescribeClientVpnTargetNetworksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeClientVpnTargetNetworksRequest(input, context),
@@ -7605,9 +7139,7 @@ export const serializeAws_ec2DescribeCoipPoolsCommand = async (
   input: DescribeCoipPoolsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeCoipPoolsRequest(input, context),
@@ -7621,9 +7153,7 @@ export const serializeAws_ec2DescribeConversionTasksCommand = async (
   input: DescribeConversionTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeConversionTasksRequest(input, context),
@@ -7637,9 +7167,7 @@ export const serializeAws_ec2DescribeCustomerGatewaysCommand = async (
   input: DescribeCustomerGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeCustomerGatewaysRequest(input, context),
@@ -7653,9 +7181,7 @@ export const serializeAws_ec2DescribeDhcpOptionsCommand = async (
   input: DescribeDhcpOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeDhcpOptionsRequest(input, context),
@@ -7669,9 +7195,7 @@ export const serializeAws_ec2DescribeEgressOnlyInternetGatewaysCommand = async (
   input: DescribeEgressOnlyInternetGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeEgressOnlyInternetGatewaysRequest(input, context),
@@ -7685,9 +7209,7 @@ export const serializeAws_ec2DescribeElasticGpusCommand = async (
   input: DescribeElasticGpusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeElasticGpusRequest(input, context),
@@ -7701,9 +7223,7 @@ export const serializeAws_ec2DescribeExportImageTasksCommand = async (
   input: DescribeExportImageTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeExportImageTasksRequest(input, context),
@@ -7717,9 +7237,7 @@ export const serializeAws_ec2DescribeExportTasksCommand = async (
   input: DescribeExportTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeExportTasksRequest(input, context),
@@ -7733,9 +7251,7 @@ export const serializeAws_ec2DescribeFastLaunchImagesCommand = async (
   input: DescribeFastLaunchImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeFastLaunchImagesRequest(input, context),
@@ -7749,9 +7265,7 @@ export const serializeAws_ec2DescribeFastSnapshotRestoresCommand = async (
   input: DescribeFastSnapshotRestoresCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeFastSnapshotRestoresRequest(input, context),
@@ -7765,9 +7279,7 @@ export const serializeAws_ec2DescribeFleetHistoryCommand = async (
   input: DescribeFleetHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeFleetHistoryRequest(input, context),
@@ -7781,9 +7293,7 @@ export const serializeAws_ec2DescribeFleetInstancesCommand = async (
   input: DescribeFleetInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeFleetInstancesRequest(input, context),
@@ -7797,9 +7307,7 @@ export const serializeAws_ec2DescribeFleetsCommand = async (
   input: DescribeFleetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeFleetsRequest(input, context),
@@ -7813,9 +7321,7 @@ export const serializeAws_ec2DescribeFlowLogsCommand = async (
   input: DescribeFlowLogsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeFlowLogsRequest(input, context),
@@ -7829,9 +7335,7 @@ export const serializeAws_ec2DescribeFpgaImageAttributeCommand = async (
   input: DescribeFpgaImageAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeFpgaImageAttributeRequest(input, context),
@@ -7845,9 +7349,7 @@ export const serializeAws_ec2DescribeFpgaImagesCommand = async (
   input: DescribeFpgaImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeFpgaImagesRequest(input, context),
@@ -7861,9 +7363,7 @@ export const serializeAws_ec2DescribeHostReservationOfferingsCommand = async (
   input: DescribeHostReservationOfferingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeHostReservationOfferingsRequest(input, context),
@@ -7877,9 +7377,7 @@ export const serializeAws_ec2DescribeHostReservationsCommand = async (
   input: DescribeHostReservationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeHostReservationsRequest(input, context),
@@ -7893,9 +7391,7 @@ export const serializeAws_ec2DescribeHostsCommand = async (
   input: DescribeHostsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeHostsRequest(input, context),
@@ -7909,9 +7405,7 @@ export const serializeAws_ec2DescribeIamInstanceProfileAssociationsCommand = asy
   input: DescribeIamInstanceProfileAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeIamInstanceProfileAssociationsRequest(input, context),
@@ -7925,9 +7419,7 @@ export const serializeAws_ec2DescribeIdentityIdFormatCommand = async (
   input: DescribeIdentityIdFormatCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeIdentityIdFormatRequest(input, context),
@@ -7941,9 +7433,7 @@ export const serializeAws_ec2DescribeIdFormatCommand = async (
   input: DescribeIdFormatCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeIdFormatRequest(input, context),
@@ -7957,9 +7447,7 @@ export const serializeAws_ec2DescribeImageAttributeCommand = async (
   input: DescribeImageAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeImageAttributeRequest(input, context),
@@ -7973,9 +7461,7 @@ export const serializeAws_ec2DescribeImagesCommand = async (
   input: DescribeImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeImagesRequest(input, context),
@@ -7989,9 +7475,7 @@ export const serializeAws_ec2DescribeImportImageTasksCommand = async (
   input: DescribeImportImageTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeImportImageTasksRequest(input, context),
@@ -8005,9 +7489,7 @@ export const serializeAws_ec2DescribeImportSnapshotTasksCommand = async (
   input: DescribeImportSnapshotTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeImportSnapshotTasksRequest(input, context),
@@ -8021,9 +7503,7 @@ export const serializeAws_ec2DescribeInstanceAttributeCommand = async (
   input: DescribeInstanceAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeInstanceAttributeRequest(input, context),
@@ -8037,9 +7517,7 @@ export const serializeAws_ec2DescribeInstanceCreditSpecificationsCommand = async
   input: DescribeInstanceCreditSpecificationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeInstanceCreditSpecificationsRequest(input, context),
@@ -8053,9 +7531,7 @@ export const serializeAws_ec2DescribeInstanceEventNotificationAttributesCommand
   input: DescribeInstanceEventNotificationAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeInstanceEventNotificationAttributesRequest(input, context),
@@ -8069,9 +7545,7 @@ export const serializeAws_ec2DescribeInstanceEventWindowsCommand = async (
   input: DescribeInstanceEventWindowsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeInstanceEventWindowsRequest(input, context),
@@ -8085,9 +7559,7 @@ export const serializeAws_ec2DescribeInstancesCommand = async (
   input: DescribeInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeInstancesRequest(input, context),
@@ -8101,9 +7573,7 @@ export const serializeAws_ec2DescribeInstanceStatusCommand = async (
   input: DescribeInstanceStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeInstanceStatusRequest(input, context),
@@ -8117,9 +7587,7 @@ export const serializeAws_ec2DescribeInstanceTypeOfferingsCommand = async (
   input: DescribeInstanceTypeOfferingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeInstanceTypeOfferingsRequest(input, context),
@@ -8133,9 +7601,7 @@ export const serializeAws_ec2DescribeInstanceTypesCommand = async (
   input: DescribeInstanceTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeInstanceTypesRequest(input, context),
@@ -8149,9 +7615,7 @@ export const serializeAws_ec2DescribeInternetGatewaysCommand = async (
   input: DescribeInternetGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeInternetGatewaysRequest(input, context),
@@ -8165,9 +7629,7 @@ export const serializeAws_ec2DescribeIpamPoolsCommand = async (
   input: DescribeIpamPoolsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeIpamPoolsRequest(input, context),
@@ -8181,9 +7643,7 @@ export const serializeAws_ec2DescribeIpamResourceDiscoveriesCommand = async (
   input: DescribeIpamResourceDiscoveriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeIpamResourceDiscoveriesRequest(input, context),
@@ -8197,9 +7657,7 @@ export const serializeAws_ec2DescribeIpamResourceDiscoveryAssociationsCommand =
   input: DescribeIpamResourceDiscoveryAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeIpamResourceDiscoveryAssociationsRequest(input, context),
@@ -8213,9 +7671,7 @@ export const serializeAws_ec2DescribeIpamsCommand = async (
   input: DescribeIpamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeIpamsRequest(input, context),
@@ -8229,9 +7685,7 @@ export const serializeAws_ec2DescribeIpamScopesCommand = async (
   input: DescribeIpamScopesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeIpamScopesRequest(input, context),
@@ -8245,9 +7699,7 @@ export const serializeAws_ec2DescribeIpv6PoolsCommand = async (
   input: DescribeIpv6PoolsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeIpv6PoolsRequest(input, context),
@@ -8261,9 +7713,7 @@ export const serializeAws_ec2DescribeKeyPairsCommand = async (
   input: DescribeKeyPairsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeKeyPairsRequest(input, context),
@@ -8277,9 +7727,7 @@ export const serializeAws_ec2DescribeLaunchTemplatesCommand = async (
   input: DescribeLaunchTemplatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeLaunchTemplatesRequest(input, context),
@@ -8293,9 +7741,7 @@ export const serializeAws_ec2DescribeLaunchTemplateVersionsCommand = async (
   input: DescribeLaunchTemplateVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeLaunchTemplateVersionsRequest(input, context),
@@ -8309,9 +7755,7 @@ export const serializeAws_ec2DescribeLocalGatewayRouteTablesCommand = async (
   input: DescribeLocalGatewayRouteTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeLocalGatewayRouteTablesRequest(input, context),
@@ -8325,9 +7769,7 @@ export const serializeAws_ec2DescribeLocalGatewayRouteTableVirtualInterfaceGroup
   input: DescribeLocalGatewayRouteTableVirtualInterfaceGroupAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeLocalGatewayRouteTableVirtualInterfaceGroupAssociationsRequest(input, context),
@@ -8341,9 +7783,7 @@ export const serializeAws_ec2DescribeLocalGatewayRouteTableVpcAssociationsComman
   input: DescribeLocalGatewayRouteTableVpcAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeLocalGatewayRouteTableVpcAssociationsRequest(input, context),
@@ -8357,9 +7797,7 @@ export const serializeAws_ec2DescribeLocalGatewaysCommand = async (
   input: DescribeLocalGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeLocalGatewaysRequest(input, context),
@@ -8373,9 +7811,7 @@ export const serializeAws_ec2DescribeLocalGatewayVirtualInterfaceGroupsCommand =
   input: DescribeLocalGatewayVirtualInterfaceGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeLocalGatewayVirtualInterfaceGroupsRequest(input, context),
@@ -8389,9 +7825,7 @@ export const serializeAws_ec2DescribeLocalGatewayVirtualInterfacesCommand = asyn
   input: DescribeLocalGatewayVirtualInterfacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeLocalGatewayVirtualInterfacesRequest(input, context),
@@ -8405,9 +7839,7 @@ export const serializeAws_ec2DescribeManagedPrefixListsCommand = async (
   input: DescribeManagedPrefixListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeManagedPrefixListsRequest(input, context),
@@ -8421,9 +7853,7 @@ export const serializeAws_ec2DescribeMovingAddressesCommand = async (
   input: DescribeMovingAddressesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeMovingAddressesRequest(input, context),
@@ -8437,9 +7867,7 @@ export const serializeAws_ec2DescribeNatGatewaysCommand = async (
   input: DescribeNatGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeNatGatewaysRequest(input, context),
@@ -8453,9 +7881,7 @@ export const serializeAws_ec2DescribeNetworkAclsCommand = async (
   input: DescribeNetworkAclsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeNetworkAclsRequest(input, context),
@@ -8469,9 +7895,7 @@ export const serializeAws_ec2DescribeNetworkInsightsAccessScopeAnalysesCommand =
   input: DescribeNetworkInsightsAccessScopeAnalysesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeNetworkInsightsAccessScopeAnalysesRequest(input, context),
@@ -8485,9 +7909,7 @@ export const serializeAws_ec2DescribeNetworkInsightsAccessScopesCommand = async
   input: DescribeNetworkInsightsAccessScopesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeNetworkInsightsAccessScopesRequest(input, context),
@@ -8501,9 +7923,7 @@ export const serializeAws_ec2DescribeNetworkInsightsAnalysesCommand = async (
   input: DescribeNetworkInsightsAnalysesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeNetworkInsightsAnalysesRequest(input, context),
@@ -8517,9 +7937,7 @@ export const serializeAws_ec2DescribeNetworkInsightsPathsCommand = async (
   input: DescribeNetworkInsightsPathsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeNetworkInsightsPathsRequest(input, context),
@@ -8533,9 +7951,7 @@ export const serializeAws_ec2DescribeNetworkInterfaceAttributeCommand = async (
   input: DescribeNetworkInterfaceAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeNetworkInterfaceAttributeRequest(input, context),
@@ -8549,9 +7965,7 @@ export const serializeAws_ec2DescribeNetworkInterfacePermissionsCommand = async
   input: DescribeNetworkInterfacePermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeNetworkInterfacePermissionsRequest(input, context),
@@ -8565,9 +7979,7 @@ export const serializeAws_ec2DescribeNetworkInterfacesCommand = async (
   input: DescribeNetworkInterfacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeNetworkInterfacesRequest(input, context),
@@ -8581,9 +7993,7 @@ export const serializeAws_ec2DescribePlacementGroupsCommand = async (
   input: DescribePlacementGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribePlacementGroupsRequest(input, context),
@@ -8597,9 +8007,7 @@ export const serializeAws_ec2DescribePrefixListsCommand = async (
   input: DescribePrefixListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribePrefixListsRequest(input, context),
@@ -8613,9 +8021,7 @@ export const serializeAws_ec2DescribePrincipalIdFormatCommand = async (
   input: DescribePrincipalIdFormatCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribePrincipalIdFormatRequest(input, context),
@@ -8629,9 +8035,7 @@ export const serializeAws_ec2DescribePublicIpv4PoolsCommand = async (
   input: DescribePublicIpv4PoolsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribePublicIpv4PoolsRequest(input, context),
@@ -8645,9 +8049,7 @@ export const serializeAws_ec2DescribeRegionsCommand = async (
   input: DescribeRegionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeRegionsRequest(input, context),
@@ -8661,9 +8063,7 @@ export const serializeAws_ec2DescribeReplaceRootVolumeTasksCommand = async (
   input: DescribeReplaceRootVolumeTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeReplaceRootVolumeTasksRequest(input, context),
@@ -8677,9 +8077,7 @@ export const serializeAws_ec2DescribeReservedInstancesCommand = async (
   input: DescribeReservedInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeReservedInstancesRequest(input, context),
@@ -8693,9 +8091,7 @@ export const serializeAws_ec2DescribeReservedInstancesListingsCommand = async (
   input: DescribeReservedInstancesListingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeReservedInstancesListingsRequest(input, context),
@@ -8709,9 +8105,7 @@ export const serializeAws_ec2DescribeReservedInstancesModificationsCommand = asy
   input: DescribeReservedInstancesModificationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeReservedInstancesModificationsRequest(input, context),
@@ -8725,9 +8119,7 @@ export const serializeAws_ec2DescribeReservedInstancesOfferingsCommand = async (
   input: DescribeReservedInstancesOfferingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeReservedInstancesOfferingsRequest(input, context),
@@ -8741,9 +8133,7 @@ export const serializeAws_ec2DescribeRouteTablesCommand = async (
   input: DescribeRouteTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeRouteTablesRequest(input, context),
@@ -8757,9 +8147,7 @@ export const serializeAws_ec2DescribeScheduledInstanceAvailabilityCommand = asyn
   input: DescribeScheduledInstanceAvailabilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeScheduledInstanceAvailabilityRequest(input, context),
@@ -8773,9 +8161,7 @@ export const serializeAws_ec2DescribeScheduledInstancesCommand = async (
   input: DescribeScheduledInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeScheduledInstancesRequest(input, context),
@@ -8789,9 +8175,7 @@ export const serializeAws_ec2DescribeSecurityGroupReferencesCommand = async (
   input: DescribeSecurityGroupReferencesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSecurityGroupReferencesRequest(input, context),
@@ -8805,9 +8189,7 @@ export const serializeAws_ec2DescribeSecurityGroupRulesCommand = async (
   input: DescribeSecurityGroupRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSecurityGroupRulesRequest(input, context),
@@ -8821,9 +8203,7 @@ export const serializeAws_ec2DescribeSecurityGroupsCommand = async (
   input: DescribeSecurityGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSecurityGroupsRequest(input, context),
@@ -8837,9 +8217,7 @@ export const serializeAws_ec2DescribeSnapshotAttributeCommand = async (
   input: DescribeSnapshotAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSnapshotAttributeRequest(input, context),
@@ -8853,9 +8231,7 @@ export const serializeAws_ec2DescribeSnapshotsCommand = async (
   input: DescribeSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSnapshotsRequest(input, context),
@@ -8869,9 +8245,7 @@ export const serializeAws_ec2DescribeSnapshotTierStatusCommand = async (
   input: DescribeSnapshotTierStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSnapshotTierStatusRequest(input, context),
@@ -8885,9 +8259,7 @@ export const serializeAws_ec2DescribeSpotDatafeedSubscriptionCommand = async (
   input: DescribeSpotDatafeedSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSpotDatafeedSubscriptionRequest(input, context),
@@ -8901,9 +8273,7 @@ export const serializeAws_ec2DescribeSpotFleetInstancesCommand = async (
   input: DescribeSpotFleetInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSpotFleetInstancesRequest(input, context),
@@ -8917,9 +8287,7 @@ export const serializeAws_ec2DescribeSpotFleetRequestHistoryCommand = async (
   input: DescribeSpotFleetRequestHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSpotFleetRequestHistoryRequest(input, context),
@@ -8933,9 +8301,7 @@ export const serializeAws_ec2DescribeSpotFleetRequestsCommand = async (
   input: DescribeSpotFleetRequestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSpotFleetRequestsRequest(input, context),
@@ -8949,9 +8315,7 @@ export const serializeAws_ec2DescribeSpotInstanceRequestsCommand = async (
   input: DescribeSpotInstanceRequestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSpotInstanceRequestsRequest(input, context),
@@ -8965,9 +8329,7 @@ export const serializeAws_ec2DescribeSpotPriceHistoryCommand = async (
   input: DescribeSpotPriceHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSpotPriceHistoryRequest(input, context),
@@ -8981,9 +8343,7 @@ export const serializeAws_ec2DescribeStaleSecurityGroupsCommand = async (
   input: DescribeStaleSecurityGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeStaleSecurityGroupsRequest(input, context),
@@ -8997,9 +8357,7 @@ export const serializeAws_ec2DescribeStoreImageTasksCommand = async (
   input: DescribeStoreImageTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeStoreImageTasksRequest(input, context),
@@ -9013,9 +8371,7 @@ export const serializeAws_ec2DescribeSubnetsCommand = async (
   input: DescribeSubnetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeSubnetsRequest(input, context),
@@ -9029,9 +8385,7 @@ export const serializeAws_ec2DescribeTagsCommand = async (
   input: DescribeTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTagsRequest(input, context),
@@ -9045,9 +8399,7 @@ export const serializeAws_ec2DescribeTrafficMirrorFiltersCommand = async (
   input: DescribeTrafficMirrorFiltersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTrafficMirrorFiltersRequest(input, context),
@@ -9061,9 +8413,7 @@ export const serializeAws_ec2DescribeTrafficMirrorSessionsCommand = async (
   input: DescribeTrafficMirrorSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTrafficMirrorSessionsRequest(input, context),
@@ -9077,9 +8427,7 @@ export const serializeAws_ec2DescribeTrafficMirrorTargetsCommand = async (
   input: DescribeTrafficMirrorTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTrafficMirrorTargetsRequest(input, context),
@@ -9093,9 +8441,7 @@ export const serializeAws_ec2DescribeTransitGatewayAttachmentsCommand = async (
   input: DescribeTransitGatewayAttachmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTransitGatewayAttachmentsRequest(input, context),
@@ -9109,9 +8455,7 @@ export const serializeAws_ec2DescribeTransitGatewayConnectPeersCommand = async (
   input: DescribeTransitGatewayConnectPeersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTransitGatewayConnectPeersRequest(input, context),
@@ -9125,9 +8469,7 @@ export const serializeAws_ec2DescribeTransitGatewayConnectsCommand = async (
   input: DescribeTransitGatewayConnectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTransitGatewayConnectsRequest(input, context),
@@ -9141,9 +8483,7 @@ export const serializeAws_ec2DescribeTransitGatewayMulticastDomainsCommand = asy
   input: DescribeTransitGatewayMulticastDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTransitGatewayMulticastDomainsRequest(input, context),
@@ -9157,9 +8497,7 @@ export const serializeAws_ec2DescribeTransitGatewayPeeringAttachmentsCommand = a
   input: DescribeTransitGatewayPeeringAttachmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTransitGatewayPeeringAttachmentsRequest(input, context),
@@ -9173,9 +8511,7 @@ export const serializeAws_ec2DescribeTransitGatewayPolicyTablesCommand = async (
   input: DescribeTransitGatewayPolicyTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTransitGatewayPolicyTablesRequest(input, context),
@@ -9189,9 +8525,7 @@ export const serializeAws_ec2DescribeTransitGatewayRouteTableAnnouncementsComman
   input: DescribeTransitGatewayRouteTableAnnouncementsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTransitGatewayRouteTableAnnouncementsRequest(input, context),
@@ -9205,9 +8539,7 @@ export const serializeAws_ec2DescribeTransitGatewayRouteTablesCommand = async (
   input: DescribeTransitGatewayRouteTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTransitGatewayRouteTablesRequest(input, context),
@@ -9221,9 +8553,7 @@ export const serializeAws_ec2DescribeTransitGatewaysCommand = async (
   input: DescribeTransitGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTransitGatewaysRequest(input, context),
@@ -9237,9 +8567,7 @@ export const serializeAws_ec2DescribeTransitGatewayVpcAttachmentsCommand = async
   input: DescribeTransitGatewayVpcAttachmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTransitGatewayVpcAttachmentsRequest(input, context),
@@ -9253,9 +8581,7 @@ export const serializeAws_ec2DescribeTrunkInterfaceAssociationsCommand = async (
   input: DescribeTrunkInterfaceAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeTrunkInterfaceAssociationsRequest(input, context),
@@ -9269,9 +8595,7 @@ export const serializeAws_ec2DescribeVerifiedAccessEndpointsCommand = async (
   input: DescribeVerifiedAccessEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVerifiedAccessEndpointsRequest(input, context),
@@ -9285,9 +8609,7 @@ export const serializeAws_ec2DescribeVerifiedAccessGroupsCommand = async (
   input: DescribeVerifiedAccessGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVerifiedAccessGroupsRequest(input, context),
@@ -9301,9 +8623,7 @@ export const serializeAws_ec2DescribeVerifiedAccessInstanceLoggingConfigurations
   input: DescribeVerifiedAccessInstanceLoggingConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVerifiedAccessInstanceLoggingConfigurationsRequest(input, context),
@@ -9317,9 +8637,7 @@ export const serializeAws_ec2DescribeVerifiedAccessInstancesCommand = async (
   input: DescribeVerifiedAccessInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVerifiedAccessInstancesRequest(input, context),
@@ -9333,9 +8651,7 @@ export const serializeAws_ec2DescribeVerifiedAccessTrustProvidersCommand = async
   input: DescribeVerifiedAccessTrustProvidersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVerifiedAccessTrustProvidersRequest(input, context),
@@ -9349,9 +8665,7 @@ export const serializeAws_ec2DescribeVolumeAttributeCommand = async (
   input: DescribeVolumeAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVolumeAttributeRequest(input, context),
@@ -9365,9 +8679,7 @@ export const serializeAws_ec2DescribeVolumesCommand = async (
   input: DescribeVolumesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVolumesRequest(input, context),
@@ -9381,9 +8693,7 @@ export const serializeAws_ec2DescribeVolumesModificationsCommand = async (
   input: DescribeVolumesModificationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVolumesModificationsRequest(input, context),
@@ -9397,9 +8707,7 @@ export const serializeAws_ec2DescribeVolumeStatusCommand = async (
   input: DescribeVolumeStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVolumeStatusRequest(input, context),
@@ -9413,9 +8721,7 @@ export const serializeAws_ec2DescribeVpcAttributeCommand = async (
   input: DescribeVpcAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpcAttributeRequest(input, context),
@@ -9429,9 +8735,7 @@ export const serializeAws_ec2DescribeVpcClassicLinkCommand = async (
   input: DescribeVpcClassicLinkCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpcClassicLinkRequest(input, context),
@@ -9445,9 +8749,7 @@ export const serializeAws_ec2DescribeVpcClassicLinkDnsSupportCommand = async (
   input: DescribeVpcClassicLinkDnsSupportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpcClassicLinkDnsSupportRequest(input, context),
@@ -9461,9 +8763,7 @@ export const serializeAws_ec2DescribeVpcEndpointConnectionNotificationsCommand =
   input: DescribeVpcEndpointConnectionNotificationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpcEndpointConnectionNotificationsRequest(input, context),
@@ -9477,9 +8777,7 @@ export const serializeAws_ec2DescribeVpcEndpointConnectionsCommand = async (
   input: DescribeVpcEndpointConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpcEndpointConnectionsRequest(input, context),
@@ -9493,9 +8791,7 @@ export const serializeAws_ec2DescribeVpcEndpointsCommand = async (
   input: DescribeVpcEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpcEndpointsRequest(input, context),
@@ -9509,9 +8805,7 @@ export const serializeAws_ec2DescribeVpcEndpointServiceConfigurationsCommand = a
   input: DescribeVpcEndpointServiceConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpcEndpointServiceConfigurationsRequest(input, context),
@@ -9525,9 +8819,7 @@ export const serializeAws_ec2DescribeVpcEndpointServicePermissionsCommand = asyn
   input: DescribeVpcEndpointServicePermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpcEndpointServicePermissionsRequest(input, context),
@@ -9541,9 +8833,7 @@ export const serializeAws_ec2DescribeVpcEndpointServicesCommand = async (
   input: DescribeVpcEndpointServicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpcEndpointServicesRequest(input, context),
@@ -9557,9 +8847,7 @@ export const serializeAws_ec2DescribeVpcPeeringConnectionsCommand = async (
   input: DescribeVpcPeeringConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpcPeeringConnectionsRequest(input, context),
@@ -9573,9 +8861,7 @@ export const serializeAws_ec2DescribeVpcsCommand = async (
   input: DescribeVpcsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpcsRequest(input, context),
@@ -9589,9 +8875,7 @@ export const serializeAws_ec2DescribeVpnConnectionsCommand = async (
   input: DescribeVpnConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpnConnectionsRequest(input, context),
@@ -9605,9 +8889,7 @@ export const serializeAws_ec2DescribeVpnGatewaysCommand = async (
   input: DescribeVpnGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DescribeVpnGatewaysRequest(input, context),
@@ -9621,9 +8903,7 @@ export const serializeAws_ec2DetachClassicLinkVpcCommand = async (
   input: DetachClassicLinkVpcCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DetachClassicLinkVpcRequest(input, context),
@@ -9637,9 +8917,7 @@ export const serializeAws_ec2DetachInternetGatewayCommand = async (
   input: DetachInternetGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DetachInternetGatewayRequest(input, context),
@@ -9653,9 +8931,7 @@ export const serializeAws_ec2DetachNetworkInterfaceCommand = async (
   input: DetachNetworkInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DetachNetworkInterfaceRequest(input, context),
@@ -9669,9 +8945,7 @@ export const serializeAws_ec2DetachVerifiedAccessTrustProviderCommand = async (
   input: DetachVerifiedAccessTrustProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DetachVerifiedAccessTrustProviderRequest(input, context),
@@ -9685,9 +8959,7 @@ export const serializeAws_ec2DetachVolumeCommand = async (
   input: DetachVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DetachVolumeRequest(input, context),
@@ -9701,9 +8973,7 @@ export const serializeAws_ec2DetachVpnGatewayCommand = async (
   input: DetachVpnGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DetachVpnGatewayRequest(input, context),
@@ -9717,9 +8987,7 @@ export const serializeAws_ec2DisableAddressTransferCommand = async (
   input: DisableAddressTransferCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableAddressTransferRequest(input, context),
@@ -9733,9 +9001,7 @@ export const serializeAws_ec2DisableAwsNetworkPerformanceMetricSubscriptionComma
   input: DisableAwsNetworkPerformanceMetricSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableAwsNetworkPerformanceMetricSubscriptionRequest(input, context),
@@ -9749,9 +9015,7 @@ export const serializeAws_ec2DisableEbsEncryptionByDefaultCommand = async (
   input: DisableEbsEncryptionByDefaultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableEbsEncryptionByDefaultRequest(input, context),
@@ -9765,9 +9029,7 @@ export const serializeAws_ec2DisableFastLaunchCommand = async (
   input: DisableFastLaunchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableFastLaunchRequest(input, context),
@@ -9781,9 +9043,7 @@ export const serializeAws_ec2DisableFastSnapshotRestoresCommand = async (
   input: DisableFastSnapshotRestoresCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableFastSnapshotRestoresRequest(input, context),
@@ -9797,9 +9057,7 @@ export const serializeAws_ec2DisableImageDeprecationCommand = async (
   input: DisableImageDeprecationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableImageDeprecationRequest(input, context),
@@ -9813,9 +9071,7 @@ export const serializeAws_ec2DisableIpamOrganizationAdminAccountCommand = async
   input: DisableIpamOrganizationAdminAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableIpamOrganizationAdminAccountRequest(input, context),
@@ -9829,9 +9085,7 @@ export const serializeAws_ec2DisableSerialConsoleAccessCommand = async (
   input: DisableSerialConsoleAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableSerialConsoleAccessRequest(input, context),
@@ -9845,9 +9099,7 @@ export const serializeAws_ec2DisableTransitGatewayRouteTablePropagationCommand =
   input: DisableTransitGatewayRouteTablePropagationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableTransitGatewayRouteTablePropagationRequest(input, context),
@@ -9861,9 +9113,7 @@ export const serializeAws_ec2DisableVgwRoutePropagationCommand = async (
   input: DisableVgwRoutePropagationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableVgwRoutePropagationRequest(input, context),
@@ -9877,9 +9127,7 @@ export const serializeAws_ec2DisableVpcClassicLinkCommand = async (
   input: DisableVpcClassicLinkCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableVpcClassicLinkRequest(input, context),
@@ -9893,9 +9141,7 @@ export const serializeAws_ec2DisableVpcClassicLinkDnsSupportCommand = async (
   input: DisableVpcClassicLinkDnsSupportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisableVpcClassicLinkDnsSupportRequest(input, context),
@@ -9909,9 +9155,7 @@ export const serializeAws_ec2DisassociateAddressCommand = async (
   input: DisassociateAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateAddressRequest(input, context),
@@ -9925,9 +9169,7 @@ export const serializeAws_ec2DisassociateClientVpnTargetNetworkCommand = async (
   input: DisassociateClientVpnTargetNetworkCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateClientVpnTargetNetworkRequest(input, context),
@@ -9941,9 +9183,7 @@ export const serializeAws_ec2DisassociateEnclaveCertificateIamRoleCommand = asyn
   input: DisassociateEnclaveCertificateIamRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateEnclaveCertificateIamRoleRequest(input, context),
@@ -9957,9 +9197,7 @@ export const serializeAws_ec2DisassociateIamInstanceProfileCommand = async (
   input: DisassociateIamInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateIamInstanceProfileRequest(input, context),
@@ -9973,9 +9211,7 @@ export const serializeAws_ec2DisassociateInstanceEventWindowCommand = async (
   input: DisassociateInstanceEventWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateInstanceEventWindowRequest(input, context),
@@ -9989,9 +9225,7 @@ export const serializeAws_ec2DisassociateIpamResourceDiscoveryCommand = async (
   input: DisassociateIpamResourceDiscoveryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateIpamResourceDiscoveryRequest(input, context),
@@ -10005,9 +9239,7 @@ export const serializeAws_ec2DisassociateNatGatewayAddressCommand = async (
   input: DisassociateNatGatewayAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateNatGatewayAddressRequest(input, context),
@@ -10021,9 +9253,7 @@ export const serializeAws_ec2DisassociateRouteTableCommand = async (
   input: DisassociateRouteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateRouteTableRequest(input, context),
@@ -10037,9 +9267,7 @@ export const serializeAws_ec2DisassociateSubnetCidrBlockCommand = async (
   input: DisassociateSubnetCidrBlockCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateSubnetCidrBlockRequest(input, context),
@@ -10053,9 +9281,7 @@ export const serializeAws_ec2DisassociateTransitGatewayMulticastDomainCommand =
   input: DisassociateTransitGatewayMulticastDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateTransitGatewayMulticastDomainRequest(input, context),
@@ -10069,9 +9295,7 @@ export const serializeAws_ec2DisassociateTransitGatewayPolicyTableCommand = asyn
   input: DisassociateTransitGatewayPolicyTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateTransitGatewayPolicyTableRequest(input, context),
@@ -10085,9 +9309,7 @@ export const serializeAws_ec2DisassociateTransitGatewayRouteTableCommand = async
   input: DisassociateTransitGatewayRouteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateTransitGatewayRouteTableRequest(input, context),
@@ -10101,9 +9323,7 @@ export const serializeAws_ec2DisassociateTrunkInterfaceCommand = async (
   input: DisassociateTrunkInterfaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateTrunkInterfaceRequest(input, context),
@@ -10117,9 +9337,7 @@ export const serializeAws_ec2DisassociateVpcCidrBlockCommand = async (
   input: DisassociateVpcCidrBlockCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2DisassociateVpcCidrBlockRequest(input, context),
@@ -10133,9 +9351,7 @@ export const serializeAws_ec2EnableAddressTransferCommand = async (
   input: EnableAddressTransferCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableAddressTransferRequest(input, context),
@@ -10149,9 +9365,7 @@ export const serializeAws_ec2EnableAwsNetworkPerformanceMetricSubscriptionComman
   input: EnableAwsNetworkPerformanceMetricSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableAwsNetworkPerformanceMetricSubscriptionRequest(input, context),
@@ -10165,9 +9379,7 @@ export const serializeAws_ec2EnableEbsEncryptionByDefaultCommand = async (
   input: EnableEbsEncryptionByDefaultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableEbsEncryptionByDefaultRequest(input, context),
@@ -10181,9 +9393,7 @@ export const serializeAws_ec2EnableFastLaunchCommand = async (
   input: EnableFastLaunchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableFastLaunchRequest(input, context),
@@ -10197,9 +9407,7 @@ export const serializeAws_ec2EnableFastSnapshotRestoresCommand = async (
   input: EnableFastSnapshotRestoresCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableFastSnapshotRestoresRequest(input, context),
@@ -10213,9 +9421,7 @@ export const serializeAws_ec2EnableImageDeprecationCommand = async (
   input: EnableImageDeprecationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableImageDeprecationRequest(input, context),
@@ -10229,9 +9435,7 @@ export const serializeAws_ec2EnableIpamOrganizationAdminAccountCommand = async (
   input: EnableIpamOrganizationAdminAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableIpamOrganizationAdminAccountRequest(input, context),
@@ -10245,9 +9449,7 @@ export const serializeAws_ec2EnableReachabilityAnalyzerOrganizationSharingComman
   input: EnableReachabilityAnalyzerOrganizationSharingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableReachabilityAnalyzerOrganizationSharingRequest(input, context),
@@ -10261,9 +9463,7 @@ export const serializeAws_ec2EnableSerialConsoleAccessCommand = async (
   input: EnableSerialConsoleAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableSerialConsoleAccessRequest(input, context),
@@ -10277,9 +9477,7 @@ export const serializeAws_ec2EnableTransitGatewayRouteTablePropagationCommand =
   input: EnableTransitGatewayRouteTablePropagationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableTransitGatewayRouteTablePropagationRequest(input, context),
@@ -10293,9 +9491,7 @@ export const serializeAws_ec2EnableVgwRoutePropagationCommand = async (
   input: EnableVgwRoutePropagationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableVgwRoutePropagationRequest(input, context),
@@ -10309,9 +9505,7 @@ export const serializeAws_ec2EnableVolumeIOCommand = async (
   input: EnableVolumeIOCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableVolumeIORequest(input, context),
@@ -10325,9 +9519,7 @@ export const serializeAws_ec2EnableVpcClassicLinkCommand = async (
   input: EnableVpcClassicLinkCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableVpcClassicLinkRequest(input, context),
@@ -10341,9 +9533,7 @@ export const serializeAws_ec2EnableVpcClassicLinkDnsSupportCommand = async (
   input: EnableVpcClassicLinkDnsSupportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EnableVpcClassicLinkDnsSupportRequest(input, context),
@@ -10357,9 +9547,7 @@ export const serializeAws_ec2ExportClientVpnClientCertificateRevocationListComma
   input: ExportClientVpnClientCertificateRevocationListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ExportClientVpnClientCertificateRevocationListRequest(input, context),
@@ -10373,9 +9561,7 @@ export const serializeAws_ec2ExportClientVpnClientConfigurationCommand = async (
   input: ExportClientVpnClientConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ExportClientVpnClientConfigurationRequest(input, context),
@@ -10389,9 +9575,7 @@ export const serializeAws_ec2ExportImageCommand = async (
   input: ExportImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ExportImageRequest(input, context),
@@ -10405,9 +9589,7 @@ export const serializeAws_ec2ExportTransitGatewayRoutesCommand = async (
   input: ExportTransitGatewayRoutesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ExportTransitGatewayRoutesRequest(input, context),
@@ -10421,9 +9603,7 @@ export const serializeAws_ec2GetAssociatedEnclaveCertificateIamRolesCommand = as
   input: GetAssociatedEnclaveCertificateIamRolesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetAssociatedEnclaveCertificateIamRolesRequest(input, context),
@@ -10437,9 +9617,7 @@ export const serializeAws_ec2GetAssociatedIpv6PoolCidrsCommand = async (
   input: GetAssociatedIpv6PoolCidrsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetAssociatedIpv6PoolCidrsRequest(input, context),
@@ -10453,9 +9631,7 @@ export const serializeAws_ec2GetAwsNetworkPerformanceDataCommand = async (
   input: GetAwsNetworkPerformanceDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetAwsNetworkPerformanceDataRequest(input, context),
@@ -10469,9 +9645,7 @@ export const serializeAws_ec2GetCapacityReservationUsageCommand = async (
   input: GetCapacityReservationUsageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetCapacityReservationUsageRequest(input, context),
@@ -10485,9 +9659,7 @@ export const serializeAws_ec2GetCoipPoolUsageCommand = async (
   input: GetCoipPoolUsageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetCoipPoolUsageRequest(input, context),
@@ -10501,9 +9673,7 @@ export const serializeAws_ec2GetConsoleOutputCommand = async (
   input: GetConsoleOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetConsoleOutputRequest(input, context),
@@ -10517,9 +9687,7 @@ export const serializeAws_ec2GetConsoleScreenshotCommand = async (
   input: GetConsoleScreenshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetConsoleScreenshotRequest(input, context),
@@ -10533,9 +9701,7 @@ export const serializeAws_ec2GetDefaultCreditSpecificationCommand = async (
   input: GetDefaultCreditSpecificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetDefaultCreditSpecificationRequest(input, context),
@@ -10549,9 +9715,7 @@ export const serializeAws_ec2GetEbsDefaultKmsKeyIdCommand = async (
   input: GetEbsDefaultKmsKeyIdCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetEbsDefaultKmsKeyIdRequest(input, context),
@@ -10565,9 +9729,7 @@ export const serializeAws_ec2GetEbsEncryptionByDefaultCommand = async (
   input: GetEbsEncryptionByDefaultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetEbsEncryptionByDefaultRequest(input, context),
@@ -10581,9 +9743,7 @@ export const serializeAws_ec2GetFlowLogsIntegrationTemplateCommand = async (
   input: GetFlowLogsIntegrationTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetFlowLogsIntegrationTemplateRequest(input, context),
@@ -10597,9 +9757,7 @@ export const serializeAws_ec2GetGroupsForCapacityReservationCommand = async (
   input: GetGroupsForCapacityReservationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetGroupsForCapacityReservationRequest(input, context),
@@ -10613,9 +9771,7 @@ export const serializeAws_ec2GetHostReservationPurchasePreviewCommand = async (
   input: GetHostReservationPurchasePreviewCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetHostReservationPurchasePreviewRequest(input, context),
@@ -10629,9 +9785,7 @@ export const serializeAws_ec2GetInstanceTypesFromInstanceRequirementsCommand = a
   input: GetInstanceTypesFromInstanceRequirementsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetInstanceTypesFromInstanceRequirementsRequest(input, context),
@@ -10645,9 +9799,7 @@ export const serializeAws_ec2GetInstanceUefiDataCommand = async (
   input: GetInstanceUefiDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetInstanceUefiDataRequest(input, context),
@@ -10661,9 +9813,7 @@ export const serializeAws_ec2GetIpamAddressHistoryCommand = async (
   input: GetIpamAddressHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetIpamAddressHistoryRequest(input, context),
@@ -10677,9 +9827,7 @@ export const serializeAws_ec2GetIpamDiscoveredAccountsCommand = async (
   input: GetIpamDiscoveredAccountsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetIpamDiscoveredAccountsRequest(input, context),
@@ -10693,9 +9841,7 @@ export const serializeAws_ec2GetIpamDiscoveredResourceCidrsCommand = async (
   input: GetIpamDiscoveredResourceCidrsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetIpamDiscoveredResourceCidrsRequest(input, context),
@@ -10709,9 +9855,7 @@ export const serializeAws_ec2GetIpamPoolAllocationsCommand = async (
   input: GetIpamPoolAllocationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetIpamPoolAllocationsRequest(input, context),
@@ -10725,9 +9869,7 @@ export const serializeAws_ec2GetIpamPoolCidrsCommand = async (
   input: GetIpamPoolCidrsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetIpamPoolCidrsRequest(input, context),
@@ -10741,9 +9883,7 @@ export const serializeAws_ec2GetIpamResourceCidrsCommand = async (
   input: GetIpamResourceCidrsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetIpamResourceCidrsRequest(input, context),
@@ -10757,9 +9897,7 @@ export const serializeAws_ec2GetLaunchTemplateDataCommand = async (
   input: GetLaunchTemplateDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetLaunchTemplateDataRequest(input, context),
@@ -10773,9 +9911,7 @@ export const serializeAws_ec2GetManagedPrefixListAssociationsCommand = async (
   input: GetManagedPrefixListAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetManagedPrefixListAssociationsRequest(input, context),
@@ -10789,9 +9925,7 @@ export const serializeAws_ec2GetManagedPrefixListEntriesCommand = async (
   input: GetManagedPrefixListEntriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetManagedPrefixListEntriesRequest(input, context),
@@ -10805,9 +9939,7 @@ export const serializeAws_ec2GetNetworkInsightsAccessScopeAnalysisFindingsComman
   input: GetNetworkInsightsAccessScopeAnalysisFindingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetNetworkInsightsAccessScopeAnalysisFindingsRequest(input, context),
@@ -10821,9 +9953,7 @@ export const serializeAws_ec2GetNetworkInsightsAccessScopeContentCommand = async
   input: GetNetworkInsightsAccessScopeContentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetNetworkInsightsAccessScopeContentRequest(input, context),
@@ -10837,9 +9967,7 @@ export const serializeAws_ec2GetPasswordDataCommand = async (
   input: GetPasswordDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetPasswordDataRequest(input, context),
@@ -10853,9 +9981,7 @@ export const serializeAws_ec2GetReservedInstancesExchangeQuoteCommand = async (
   input: GetReservedInstancesExchangeQuoteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetReservedInstancesExchangeQuoteRequest(input, context),
@@ -10869,9 +9995,7 @@ export const serializeAws_ec2GetSerialConsoleAccessStatusCommand = async (
   input: GetSerialConsoleAccessStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetSerialConsoleAccessStatusRequest(input, context),
@@ -10885,9 +10009,7 @@ export const serializeAws_ec2GetSpotPlacementScoresCommand = async (
   input: GetSpotPlacementScoresCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetSpotPlacementScoresRequest(input, context),
@@ -10901,9 +10023,7 @@ export const serializeAws_ec2GetSubnetCidrReservationsCommand = async (
   input: GetSubnetCidrReservationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetSubnetCidrReservationsRequest(input, context),
@@ -10917,9 +10037,7 @@ export const serializeAws_ec2GetTransitGatewayAttachmentPropagationsCommand = as
   input: GetTransitGatewayAttachmentPropagationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetTransitGatewayAttachmentPropagationsRequest(input, context),
@@ -10933,9 +10051,7 @@ export const serializeAws_ec2GetTransitGatewayMulticastDomainAssociationsCommand
   input: GetTransitGatewayMulticastDomainAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetTransitGatewayMulticastDomainAssociationsRequest(input, context),
@@ -10949,9 +10065,7 @@ export const serializeAws_ec2GetTransitGatewayPolicyTableAssociationsCommand = a
   input: GetTransitGatewayPolicyTableAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetTransitGatewayPolicyTableAssociationsRequest(input, context),
@@ -10965,9 +10079,7 @@ export const serializeAws_ec2GetTransitGatewayPolicyTableEntriesCommand = async
   input: GetTransitGatewayPolicyTableEntriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetTransitGatewayPolicyTableEntriesRequest(input, context),
@@ -10981,9 +10093,7 @@ export const serializeAws_ec2GetTransitGatewayPrefixListReferencesCommand = asyn
   input: GetTransitGatewayPrefixListReferencesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetTransitGatewayPrefixListReferencesRequest(input, context),
@@ -10997,9 +10107,7 @@ export const serializeAws_ec2GetTransitGatewayRouteTableAssociationsCommand = as
   input: GetTransitGatewayRouteTableAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetTransitGatewayRouteTableAssociationsRequest(input, context),
@@ -11013,9 +10121,7 @@ export const serializeAws_ec2GetTransitGatewayRouteTablePropagationsCommand = as
   input: GetTransitGatewayRouteTablePropagationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetTransitGatewayRouteTablePropagationsRequest(input, context),
@@ -11029,9 +10135,7 @@ export const serializeAws_ec2GetVerifiedAccessEndpointPolicyCommand = async (
   input: GetVerifiedAccessEndpointPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetVerifiedAccessEndpointPolicyRequest(input, context),
@@ -11045,9 +10149,7 @@ export const serializeAws_ec2GetVerifiedAccessGroupPolicyCommand = async (
   input: GetVerifiedAccessGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetVerifiedAccessGroupPolicyRequest(input, context),
@@ -11061,9 +10163,7 @@ export const serializeAws_ec2GetVpnConnectionDeviceSampleConfigurationCommand =
   input: GetVpnConnectionDeviceSampleConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetVpnConnectionDeviceSampleConfigurationRequest(input, context),
@@ -11077,9 +10177,7 @@ export const serializeAws_ec2GetVpnConnectionDeviceTypesCommand = async (
   input: GetVpnConnectionDeviceTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2GetVpnConnectionDeviceTypesRequest(input, context),
@@ -11093,9 +10191,7 @@ export const serializeAws_ec2ImportClientVpnClientCertificateRevocationListComma
   input: ImportClientVpnClientCertificateRevocationListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ImportClientVpnClientCertificateRevocationListRequest(input, context),
@@ -11109,9 +10205,7 @@ export const serializeAws_ec2ImportImageCommand = async (
   input: ImportImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ImportImageRequest(input, context),
@@ -11125,9 +10219,7 @@ export const serializeAws_ec2ImportInstanceCommand = async (
   input: ImportInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ImportInstanceRequest(input, context),
@@ -11141,9 +10233,7 @@ export const serializeAws_ec2ImportKeyPairCommand = async (
   input: ImportKeyPairCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ImportKeyPairRequest(input, context),
@@ -11157,9 +10247,7 @@ export const serializeAws_ec2ImportSnapshotCommand = async (
   input: ImportSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ImportSnapshotRequest(input, context),
@@ -11173,9 +10261,7 @@ export const serializeAws_ec2ImportVolumeCommand = async (
   input: ImportVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ImportVolumeRequest(input, context),
@@ -11189,9 +10275,7 @@ export const serializeAws_ec2ListImagesInRecycleBinCommand = async (
   input: ListImagesInRecycleBinCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ListImagesInRecycleBinRequest(input, context),
@@ -11205,9 +10289,7 @@ export const serializeAws_ec2ListSnapshotsInRecycleBinCommand = async (
   input: ListSnapshotsInRecycleBinCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ListSnapshotsInRecycleBinRequest(input, context),
@@ -11221,9 +10303,7 @@ export const serializeAws_ec2ModifyAddressAttributeCommand = async (
   input: ModifyAddressAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyAddressAttributeRequest(input, context),
@@ -11237,9 +10317,7 @@ export const serializeAws_ec2ModifyAvailabilityZoneGroupCommand = async (
   input: ModifyAvailabilityZoneGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyAvailabilityZoneGroupRequest(input, context),
@@ -11253,9 +10331,7 @@ export const serializeAws_ec2ModifyCapacityReservationCommand = async (
   input: ModifyCapacityReservationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyCapacityReservationRequest(input, context),
@@ -11269,9 +10345,7 @@ export const serializeAws_ec2ModifyCapacityReservationFleetCommand = async (
   input: ModifyCapacityReservationFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyCapacityReservationFleetRequest(input, context),
@@ -11285,9 +10359,7 @@ export const serializeAws_ec2ModifyClientVpnEndpointCommand = async (
   input: ModifyClientVpnEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyClientVpnEndpointRequest(input, context),
@@ -11301,9 +10373,7 @@ export const serializeAws_ec2ModifyDefaultCreditSpecificationCommand = async (
   input: ModifyDefaultCreditSpecificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyDefaultCreditSpecificationRequest(input, context),
@@ -11317,9 +10387,7 @@ export const serializeAws_ec2ModifyEbsDefaultKmsKeyIdCommand = async (
   input: ModifyEbsDefaultKmsKeyIdCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyEbsDefaultKmsKeyIdRequest(input, context),
@@ -11333,9 +10401,7 @@ export const serializeAws_ec2ModifyFleetCommand = async (
   input: ModifyFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyFleetRequest(input, context),
@@ -11349,9 +10415,7 @@ export const serializeAws_ec2ModifyFpgaImageAttributeCommand = async (
   input: ModifyFpgaImageAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyFpgaImageAttributeRequest(input, context),
@@ -11365,9 +10429,7 @@ export const serializeAws_ec2ModifyHostsCommand = async (
   input: ModifyHostsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyHostsRequest(input, context),
@@ -11381,9 +10443,7 @@ export const serializeAws_ec2ModifyIdentityIdFormatCommand = async (
   input: ModifyIdentityIdFormatCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyIdentityIdFormatRequest(input, context),
@@ -11397,9 +10457,7 @@ export const serializeAws_ec2ModifyIdFormatCommand = async (
   input: ModifyIdFormatCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyIdFormatRequest(input, context),
@@ -11413,9 +10471,7 @@ export const serializeAws_ec2ModifyImageAttributeCommand = async (
   input: ModifyImageAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyImageAttributeRequest(input, context),
@@ -11429,9 +10485,7 @@ export const serializeAws_ec2ModifyInstanceAttributeCommand = async (
   input: ModifyInstanceAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyInstanceAttributeRequest(input, context),
@@ -11445,9 +10499,7 @@ export const serializeAws_ec2ModifyInstanceCapacityReservationAttributesCommand
   input: ModifyInstanceCapacityReservationAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyInstanceCapacityReservationAttributesRequest(input, context),
@@ -11461,9 +10513,7 @@ export const serializeAws_ec2ModifyInstanceCreditSpecificationCommand = async (
   input: ModifyInstanceCreditSpecificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyInstanceCreditSpecificationRequest(input, context),
@@ -11477,9 +10527,7 @@ export const serializeAws_ec2ModifyInstanceEventStartTimeCommand = async (
   input: ModifyInstanceEventStartTimeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyInstanceEventStartTimeRequest(input, context),
@@ -11493,9 +10541,7 @@ export const serializeAws_ec2ModifyInstanceEventWindowCommand = async (
   input: ModifyInstanceEventWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyInstanceEventWindowRequest(input, context),
@@ -11509,9 +10555,7 @@ export const serializeAws_ec2ModifyInstanceMaintenanceOptionsCommand = async (
   input: ModifyInstanceMaintenanceOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyInstanceMaintenanceOptionsRequest(input, context),
@@ -11525,9 +10569,7 @@ export const serializeAws_ec2ModifyInstanceMetadataOptionsCommand = async (
   input: ModifyInstanceMetadataOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyInstanceMetadataOptionsRequest(input, context),
@@ -11541,9 +10583,7 @@ export const serializeAws_ec2ModifyInstancePlacementCommand = async (
   input: ModifyInstancePlacementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyInstancePlacementRequest(input, context),
@@ -11557,9 +10597,7 @@ export const serializeAws_ec2ModifyIpamCommand = async (
   input: ModifyIpamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyIpamRequest(input, context),
@@ -11573,9 +10611,7 @@ export const serializeAws_ec2ModifyIpamPoolCommand = async (
   input: ModifyIpamPoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyIpamPoolRequest(input, context),
@@ -11589,9 +10625,7 @@ export const serializeAws_ec2ModifyIpamResourceCidrCommand = async (
   input: ModifyIpamResourceCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyIpamResourceCidrRequest(input, context),
@@ -11605,9 +10639,7 @@ export const serializeAws_ec2ModifyIpamResourceDiscoveryCommand = async (
   input: ModifyIpamResourceDiscoveryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyIpamResourceDiscoveryRequest(input, context),
@@ -11621,9 +10653,7 @@ export const serializeAws_ec2ModifyIpamScopeCommand = async (
   input: ModifyIpamScopeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyIpamScopeRequest(input, context),
@@ -11637,9 +10667,7 @@ export const serializeAws_ec2ModifyLaunchTemplateCommand = async (
   input: ModifyLaunchTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyLaunchTemplateRequest(input, context),
@@ -11653,9 +10681,7 @@ export const serializeAws_ec2ModifyLocalGatewayRouteCommand = async (
   input: ModifyLocalGatewayRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyLocalGatewayRouteRequest(input, context),
@@ -11669,9 +10695,7 @@ export const serializeAws_ec2ModifyManagedPrefixListCommand = async (
   input: ModifyManagedPrefixListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyManagedPrefixListRequest(input, context),
@@ -11685,9 +10709,7 @@ export const serializeAws_ec2ModifyNetworkInterfaceAttributeCommand = async (
   input: ModifyNetworkInterfaceAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyNetworkInterfaceAttributeRequest(input, context),
@@ -11701,9 +10723,7 @@ export const serializeAws_ec2ModifyPrivateDnsNameOptionsCommand = async (
   input: ModifyPrivateDnsNameOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyPrivateDnsNameOptionsRequest(input, context),
@@ -11717,9 +10737,7 @@ export const serializeAws_ec2ModifyReservedInstancesCommand = async (
   input: ModifyReservedInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyReservedInstancesRequest(input, context),
@@ -11733,9 +10751,7 @@ export const serializeAws_ec2ModifySecurityGroupRulesCommand = async (
   input: ModifySecurityGroupRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifySecurityGroupRulesRequest(input, context),
@@ -11749,9 +10765,7 @@ export const serializeAws_ec2ModifySnapshotAttributeCommand = async (
   input: ModifySnapshotAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifySnapshotAttributeRequest(input, context),
@@ -11765,9 +10779,7 @@ export const serializeAws_ec2ModifySnapshotTierCommand = async (
   input: ModifySnapshotTierCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifySnapshotTierRequest(input, context),
@@ -11781,9 +10793,7 @@ export const serializeAws_ec2ModifySpotFleetRequestCommand = async (
   input: ModifySpotFleetRequestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifySpotFleetRequestRequest(input, context),
@@ -11797,9 +10807,7 @@ export const serializeAws_ec2ModifySubnetAttributeCommand = async (
   input: ModifySubnetAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifySubnetAttributeRequest(input, context),
@@ -11813,9 +10821,7 @@ export const serializeAws_ec2ModifyTrafficMirrorFilterNetworkServicesCommand = a
   input: ModifyTrafficMirrorFilterNetworkServicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyTrafficMirrorFilterNetworkServicesRequest(input, context),
@@ -11829,9 +10835,7 @@ export const serializeAws_ec2ModifyTrafficMirrorFilterRuleCommand = async (
   input: ModifyTrafficMirrorFilterRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyTrafficMirrorFilterRuleRequest(input, context),
@@ -11845,9 +10849,7 @@ export const serializeAws_ec2ModifyTrafficMirrorSessionCommand = async (
   input: ModifyTrafficMirrorSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyTrafficMirrorSessionRequest(input, context),
@@ -11861,9 +10863,7 @@ export const serializeAws_ec2ModifyTransitGatewayCommand = async (
   input: ModifyTransitGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyTransitGatewayRequest(input, context),
@@ -11877,9 +10877,7 @@ export const serializeAws_ec2ModifyTransitGatewayPrefixListReferenceCommand = as
   input: ModifyTransitGatewayPrefixListReferenceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyTransitGatewayPrefixListReferenceRequest(input, context),
@@ -11893,9 +10891,7 @@ export const serializeAws_ec2ModifyTransitGatewayVpcAttachmentCommand = async (
   input: ModifyTransitGatewayVpcAttachmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyTransitGatewayVpcAttachmentRequest(input, context),
@@ -11909,9 +10905,7 @@ export const serializeAws_ec2ModifyVerifiedAccessEndpointCommand = async (
   input: ModifyVerifiedAccessEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVerifiedAccessEndpointRequest(input, context),
@@ -11925,9 +10919,7 @@ export const serializeAws_ec2ModifyVerifiedAccessEndpointPolicyCommand = async (
   input: ModifyVerifiedAccessEndpointPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVerifiedAccessEndpointPolicyRequest(input, context),
@@ -11941,9 +10933,7 @@ export const serializeAws_ec2ModifyVerifiedAccessGroupCommand = async (
   input: ModifyVerifiedAccessGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVerifiedAccessGroupRequest(input, context),
@@ -11957,9 +10947,7 @@ export const serializeAws_ec2ModifyVerifiedAccessGroupPolicyCommand = async (
   input: ModifyVerifiedAccessGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVerifiedAccessGroupPolicyRequest(input, context),
@@ -11973,9 +10961,7 @@ export const serializeAws_ec2ModifyVerifiedAccessInstanceCommand = async (
   input: ModifyVerifiedAccessInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVerifiedAccessInstanceRequest(input, context),
@@ -11989,9 +10975,7 @@ export const serializeAws_ec2ModifyVerifiedAccessInstanceLoggingConfigurationCom
   input: ModifyVerifiedAccessInstanceLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVerifiedAccessInstanceLoggingConfigurationRequest(input, context),
@@ -12005,9 +10989,7 @@ export const serializeAws_ec2ModifyVerifiedAccessTrustProviderCommand = async (
   input: ModifyVerifiedAccessTrustProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVerifiedAccessTrustProviderRequest(input, context),
@@ -12021,9 +11003,7 @@ export const serializeAws_ec2ModifyVolumeCommand = async (
   input: ModifyVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVolumeRequest(input, context),
@@ -12037,9 +11017,7 @@ export const serializeAws_ec2ModifyVolumeAttributeCommand = async (
   input: ModifyVolumeAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVolumeAttributeRequest(input, context),
@@ -12053,9 +11031,7 @@ export const serializeAws_ec2ModifyVpcAttributeCommand = async (
   input: ModifyVpcAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpcAttributeRequest(input, context),
@@ -12069,9 +11045,7 @@ export const serializeAws_ec2ModifyVpcEndpointCommand = async (
   input: ModifyVpcEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpcEndpointRequest(input, context),
@@ -12085,9 +11059,7 @@ export const serializeAws_ec2ModifyVpcEndpointConnectionNotificationCommand = as
   input: ModifyVpcEndpointConnectionNotificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpcEndpointConnectionNotificationRequest(input, context),
@@ -12101,9 +11073,7 @@ export const serializeAws_ec2ModifyVpcEndpointServiceConfigurationCommand = asyn
   input: ModifyVpcEndpointServiceConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpcEndpointServiceConfigurationRequest(input, context),
@@ -12117,9 +11087,7 @@ export const serializeAws_ec2ModifyVpcEndpointServicePayerResponsibilityCommand
   input: ModifyVpcEndpointServicePayerResponsibilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpcEndpointServicePayerResponsibilityRequest(input, context),
@@ -12133,9 +11101,7 @@ export const serializeAws_ec2ModifyVpcEndpointServicePermissionsCommand = async
   input: ModifyVpcEndpointServicePermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpcEndpointServicePermissionsRequest(input, context),
@@ -12149,9 +11115,7 @@ export const serializeAws_ec2ModifyVpcPeeringConnectionOptionsCommand = async (
   input: ModifyVpcPeeringConnectionOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpcPeeringConnectionOptionsRequest(input, context),
@@ -12165,9 +11129,7 @@ export const serializeAws_ec2ModifyVpcTenancyCommand = async (
   input: ModifyVpcTenancyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpcTenancyRequest(input, context),
@@ -12181,9 +11143,7 @@ export const serializeAws_ec2ModifyVpnConnectionCommand = async (
   input: ModifyVpnConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpnConnectionRequest(input, context),
@@ -12197,9 +11157,7 @@ export const serializeAws_ec2ModifyVpnConnectionOptionsCommand = async (
   input: ModifyVpnConnectionOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpnConnectionOptionsRequest(input, context),
@@ -12213,9 +11171,7 @@ export const serializeAws_ec2ModifyVpnTunnelCertificateCommand = async (
   input: ModifyVpnTunnelCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpnTunnelCertificateRequest(input, context),
@@ -12229,9 +11185,7 @@ export const serializeAws_ec2ModifyVpnTunnelOptionsCommand = async (
   input: ModifyVpnTunnelOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ModifyVpnTunnelOptionsRequest(input, context),
@@ -12245,9 +11199,7 @@ export const serializeAws_ec2MonitorInstancesCommand = async (
   input: MonitorInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2MonitorInstancesRequest(input, context),
@@ -12261,9 +11213,7 @@ export const serializeAws_ec2MoveAddressToVpcCommand = async (
   input: MoveAddressToVpcCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2MoveAddressToVpcRequest(input, context),
@@ -12277,9 +11227,7 @@ export const serializeAws_ec2MoveByoipCidrToIpamCommand = async (
   input: MoveByoipCidrToIpamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2MoveByoipCidrToIpamRequest(input, context),
@@ -12293,9 +11241,7 @@ export const serializeAws_ec2ProvisionByoipCidrCommand = async (
   input: ProvisionByoipCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ProvisionByoipCidrRequest(input, context),
@@ -12309,9 +11255,7 @@ export const serializeAws_ec2ProvisionIpamPoolCidrCommand = async (
   input: ProvisionIpamPoolCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ProvisionIpamPoolCidrRequest(input, context),
@@ -12325,9 +11269,7 @@ export const serializeAws_ec2ProvisionPublicIpv4PoolCidrCommand = async (
   input: ProvisionPublicIpv4PoolCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ProvisionPublicIpv4PoolCidrRequest(input, context),
@@ -12341,9 +11283,7 @@ export const serializeAws_ec2PurchaseHostReservationCommand = async (
   input: PurchaseHostReservationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2PurchaseHostReservationRequest(input, context),
@@ -12357,9 +11297,7 @@ export const serializeAws_ec2PurchaseReservedInstancesOfferingCommand = async (
   input: PurchaseReservedInstancesOfferingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2PurchaseReservedInstancesOfferingRequest(input, context),
@@ -12373,9 +11311,7 @@ export const serializeAws_ec2PurchaseScheduledInstancesCommand = async (
   input: PurchaseScheduledInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2PurchaseScheduledInstancesRequest(input, context),
@@ -12389,9 +11325,7 @@ export const serializeAws_ec2RebootInstancesCommand = async (
   input: RebootInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RebootInstancesRequest(input, context),
@@ -12405,9 +11339,7 @@ export const serializeAws_ec2RegisterImageCommand = async (
   input: RegisterImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RegisterImageRequest(input, context),
@@ -12421,9 +11353,7 @@ export const serializeAws_ec2RegisterInstanceEventNotificationAttributesCommand
   input: RegisterInstanceEventNotificationAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RegisterInstanceEventNotificationAttributesRequest(input, context),
@@ -12437,9 +11367,7 @@ export const serializeAws_ec2RegisterTransitGatewayMulticastGroupMembersCommand
   input: RegisterTransitGatewayMulticastGroupMembersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RegisterTransitGatewayMulticastGroupMembersRequest(input, context),
@@ -12453,9 +11381,7 @@ export const serializeAws_ec2RegisterTransitGatewayMulticastGroupSourcesCommand
   input: RegisterTransitGatewayMulticastGroupSourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RegisterTransitGatewayMulticastGroupSourcesRequest(input, context),
@@ -12469,9 +11395,7 @@ export const serializeAws_ec2RejectTransitGatewayMulticastDomainAssociationsComm
   input: RejectTransitGatewayMulticastDomainAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RejectTransitGatewayMulticastDomainAssociationsRequest(input, context),
@@ -12485,9 +11409,7 @@ export const serializeAws_ec2RejectTransitGatewayPeeringAttachmentCommand = asyn
   input: RejectTransitGatewayPeeringAttachmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RejectTransitGatewayPeeringAttachmentRequest(input, context),
@@ -12501,9 +11423,7 @@ export const serializeAws_ec2RejectTransitGatewayVpcAttachmentCommand = async (
   input: RejectTransitGatewayVpcAttachmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RejectTransitGatewayVpcAttachmentRequest(input, context),
@@ -12517,9 +11437,7 @@ export const serializeAws_ec2RejectVpcEndpointConnectionsCommand = async (
   input: RejectVpcEndpointConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RejectVpcEndpointConnectionsRequest(input, context),
@@ -12533,9 +11451,7 @@ export const serializeAws_ec2RejectVpcPeeringConnectionCommand = async (
   input: RejectVpcPeeringConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RejectVpcPeeringConnectionRequest(input, context),
@@ -12549,9 +11465,7 @@ export const serializeAws_ec2ReleaseAddressCommand = async (
   input: ReleaseAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ReleaseAddressRequest(input, context),
@@ -12565,9 +11479,7 @@ export const serializeAws_ec2ReleaseHostsCommand = async (
   input: ReleaseHostsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ReleaseHostsRequest(input, context),
@@ -12581,9 +11493,7 @@ export const serializeAws_ec2ReleaseIpamPoolAllocationCommand = async (
   input: ReleaseIpamPoolAllocationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ReleaseIpamPoolAllocationRequest(input, context),
@@ -12597,9 +11507,7 @@ export const serializeAws_ec2ReplaceIamInstanceProfileAssociationCommand = async
   input: ReplaceIamInstanceProfileAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ReplaceIamInstanceProfileAssociationRequest(input, context),
@@ -12613,9 +11521,7 @@ export const serializeAws_ec2ReplaceNetworkAclAssociationCommand = async (
   input: ReplaceNetworkAclAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ReplaceNetworkAclAssociationRequest(input, context),
@@ -12629,9 +11535,7 @@ export const serializeAws_ec2ReplaceNetworkAclEntryCommand = async (
   input: ReplaceNetworkAclEntryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ReplaceNetworkAclEntryRequest(input, context),
@@ -12645,9 +11549,7 @@ export const serializeAws_ec2ReplaceRouteCommand = async (
   input: ReplaceRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ReplaceRouteRequest(input, context),
@@ -12661,9 +11563,7 @@ export const serializeAws_ec2ReplaceRouteTableAssociationCommand = async (
   input: ReplaceRouteTableAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ReplaceRouteTableAssociationRequest(input, context),
@@ -12677,9 +11577,7 @@ export const serializeAws_ec2ReplaceTransitGatewayRouteCommand = async (
   input: ReplaceTransitGatewayRouteCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ReplaceTransitGatewayRouteRequest(input, context),
@@ -12693,9 +11591,7 @@ export const serializeAws_ec2ReportInstanceStatusCommand = async (
   input: ReportInstanceStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ReportInstanceStatusRequest(input, context),
@@ -12709,9 +11605,7 @@ export const serializeAws_ec2RequestSpotFleetCommand = async (
   input: RequestSpotFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RequestSpotFleetRequest(input, context),
@@ -12725,9 +11619,7 @@ export const serializeAws_ec2RequestSpotInstancesCommand = async (
   input: RequestSpotInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RequestSpotInstancesRequest(input, context),
@@ -12741,9 +11633,7 @@ export const serializeAws_ec2ResetAddressAttributeCommand = async (
   input: ResetAddressAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ResetAddressAttributeRequest(input, context),
@@ -12757,9 +11647,7 @@ export const serializeAws_ec2ResetEbsDefaultKmsKeyIdCommand = async (
   input: ResetEbsDefaultKmsKeyIdCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ResetEbsDefaultKmsKeyIdRequest(input, context),
@@ -12773,9 +11661,7 @@ export const serializeAws_ec2ResetFpgaImageAttributeCommand = async (
   input: ResetFpgaImageAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ResetFpgaImageAttributeRequest(input, context),
@@ -12789,9 +11675,7 @@ export const serializeAws_ec2ResetImageAttributeCommand = async (
   input: ResetImageAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ResetImageAttributeRequest(input, context),
@@ -12805,9 +11689,7 @@ export const serializeAws_ec2ResetInstanceAttributeCommand = async (
   input: ResetInstanceAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ResetInstanceAttributeRequest(input, context),
@@ -12821,9 +11703,7 @@ export const serializeAws_ec2ResetNetworkInterfaceAttributeCommand = async (
   input: ResetNetworkInterfaceAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ResetNetworkInterfaceAttributeRequest(input, context),
@@ -12837,9 +11717,7 @@ export const serializeAws_ec2ResetSnapshotAttributeCommand = async (
   input: ResetSnapshotAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2ResetSnapshotAttributeRequest(input, context),
@@ -12853,9 +11731,7 @@ export const serializeAws_ec2RestoreAddressToClassicCommand = async (
   input: RestoreAddressToClassicCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RestoreAddressToClassicRequest(input, context),
@@ -12869,9 +11745,7 @@ export const serializeAws_ec2RestoreImageFromRecycleBinCommand = async (
   input: RestoreImageFromRecycleBinCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RestoreImageFromRecycleBinRequest(input, context),
@@ -12885,9 +11759,7 @@ export const serializeAws_ec2RestoreManagedPrefixListVersionCommand = async (
   input: RestoreManagedPrefixListVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RestoreManagedPrefixListVersionRequest(input, context),
@@ -12901,9 +11773,7 @@ export const serializeAws_ec2RestoreSnapshotFromRecycleBinCommand = async (
   input: RestoreSnapshotFromRecycleBinCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RestoreSnapshotFromRecycleBinRequest(input, context),
@@ -12917,9 +11787,7 @@ export const serializeAws_ec2RestoreSnapshotTierCommand = async (
   input: RestoreSnapshotTierCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RestoreSnapshotTierRequest(input, context),
@@ -12933,9 +11801,7 @@ export const serializeAws_ec2RevokeClientVpnIngressCommand = async (
   input: RevokeClientVpnIngressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RevokeClientVpnIngressRequest(input, context),
@@ -12949,9 +11815,7 @@ export const serializeAws_ec2RevokeSecurityGroupEgressCommand = async (
   input: RevokeSecurityGroupEgressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RevokeSecurityGroupEgressRequest(input, context),
@@ -12965,9 +11829,7 @@ export const serializeAws_ec2RevokeSecurityGroupIngressCommand = async (
   input: RevokeSecurityGroupIngressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RevokeSecurityGroupIngressRequest(input, context),
@@ -12981,9 +11843,7 @@ export const serializeAws_ec2RunInstancesCommand = async (
   input: RunInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RunInstancesRequest(input, context),
@@ -12997,9 +11857,7 @@ export const serializeAws_ec2RunScheduledInstancesCommand = async (
   input: RunScheduledInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2RunScheduledInstancesRequest(input, context),
@@ -13013,9 +11871,7 @@ export const serializeAws_ec2SearchLocalGatewayRoutesCommand = async (
   input: SearchLocalGatewayRoutesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2SearchLocalGatewayRoutesRequest(input, context),
@@ -13029,9 +11885,7 @@ export const serializeAws_ec2SearchTransitGatewayMulticastGroupsCommand = async
   input: SearchTransitGatewayMulticastGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2SearchTransitGatewayMulticastGroupsRequest(input, context),
@@ -13045,9 +11899,7 @@ export const serializeAws_ec2SearchTransitGatewayRoutesCommand = async (
   input: SearchTransitGatewayRoutesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2SearchTransitGatewayRoutesRequest(input, context),
@@ -13061,9 +11913,7 @@ export const serializeAws_ec2SendDiagnosticInterruptCommand = async (
   input: SendDiagnosticInterruptCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2SendDiagnosticInterruptRequest(input, context),
@@ -13077,9 +11927,7 @@ export const serializeAws_ec2StartInstancesCommand = async (
   input: StartInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2StartInstancesRequest(input, context),
@@ -13093,9 +11941,7 @@ export const serializeAws_ec2StartNetworkInsightsAccessScopeAnalysisCommand = as
   input: StartNetworkInsightsAccessScopeAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2StartNetworkInsightsAccessScopeAnalysisRequest(input, context),
@@ -13109,9 +11955,7 @@ export const serializeAws_ec2StartNetworkInsightsAnalysisCommand = async (
   input: StartNetworkInsightsAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2StartNetworkInsightsAnalysisRequest(input, context),
@@ -13125,9 +11969,7 @@ export const serializeAws_ec2StartVpcEndpointServicePrivateDnsVerificationComman
   input: StartVpcEndpointServicePrivateDnsVerificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2StartVpcEndpointServicePrivateDnsVerificationRequest(input, context),
@@ -13141,9 +11983,7 @@ export const serializeAws_ec2StopInstancesCommand = async (
   input: StopInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2StopInstancesRequest(input, context),
@@ -13157,9 +11997,7 @@ export const serializeAws_ec2TerminateClientVpnConnectionsCommand = async (
   input: TerminateClientVpnConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2TerminateClientVpnConnectionsRequest(input, context),
@@ -13173,9 +12011,7 @@ export const serializeAws_ec2TerminateInstancesCommand = async (
   input: TerminateInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2TerminateInstancesRequest(input, context),
@@ -13189,9 +12025,7 @@ export const serializeAws_ec2UnassignIpv6AddressesCommand = async (
   input: UnassignIpv6AddressesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2UnassignIpv6AddressesRequest(input, context),
@@ -13205,9 +12039,7 @@ export const serializeAws_ec2UnassignPrivateIpAddressesCommand = async (
   input: UnassignPrivateIpAddressesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2UnassignPrivateIpAddressesRequest(input, context),
@@ -13221,9 +12053,7 @@ export const serializeAws_ec2UnassignPrivateNatGatewayAddressCommand = async (
   input: UnassignPrivateNatGatewayAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2UnassignPrivateNatGatewayAddressRequest(input, context),
@@ -13237,9 +12067,7 @@ export const serializeAws_ec2UnmonitorInstancesCommand = async (
   input: UnmonitorInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2UnmonitorInstancesRequest(input, context),
@@ -13253,9 +12081,7 @@ export const serializeAws_ec2UpdateSecurityGroupRuleDescriptionsEgressCommand =
   input: UpdateSecurityGroupRuleDescriptionsEgressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2UpdateSecurityGroupRuleDescriptionsEgressRequest(input, context),
@@ -13269,9 +12095,7 @@ export const serializeAws_ec2UpdateSecurityGroupRuleDescriptionsIngressCommand =
   input: UpdateSecurityGroupRuleDescriptionsIngressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2UpdateSecurityGroupRuleDescriptionsIngressRequest(input, context),
@@ -13285,9 +12109,7 @@ export const serializeAws_ec2WithdrawByoipCidrCommand = async (
   input: WithdrawByoipCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2WithdrawByoipCidrRequest(input, context),
@@ -84392,6 +83214,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-ecr-public/src/protocols/Aws_json1_1.ts b/clients/client-ecr-public/src/protocols/Aws_json1_1.ts
index 2b6efe961a0c5..ceb3e7f486ff6 100644
--- a/clients/client-ecr-public/src/protocols/Aws_json1_1.ts
+++ b/clients/client-ecr-public/src/protocols/Aws_json1_1.ts
@@ -173,10 +173,7 @@ export const serializeAws_json1_1BatchCheckLayerAvailabilityCommand = async (
   input: BatchCheckLayerAvailabilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.BatchCheckLayerAvailability",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchCheckLayerAvailability");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchCheckLayerAvailabilityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -186,10 +183,7 @@ export const serializeAws_json1_1BatchDeleteImageCommand = async (
   input: BatchDeleteImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.BatchDeleteImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDeleteImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDeleteImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -199,10 +193,7 @@ export const serializeAws_json1_1CompleteLayerUploadCommand = async (
   input: CompleteLayerUploadCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.CompleteLayerUpload",
-  };
+  const headers: __HeaderBag = sharedHeaders("CompleteLayerUpload");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CompleteLayerUploadRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -212,10 +203,7 @@ export const serializeAws_json1_1CreateRepositoryCommand = async (
   input: CreateRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.CreateRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRepositoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -225,10 +213,7 @@ export const serializeAws_json1_1DeleteRepositoryCommand = async (
   input: DeleteRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.DeleteRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRepositoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -238,10 +223,7 @@ export const serializeAws_json1_1DeleteRepositoryPolicyCommand = async (
   input: DeleteRepositoryPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.DeleteRepositoryPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRepositoryPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRepositoryPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -251,10 +233,7 @@ export const serializeAws_json1_1DescribeImagesCommand = async (
   input: DescribeImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.DescribeImages",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeImagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -264,10 +243,7 @@ export const serializeAws_json1_1DescribeImageTagsCommand = async (
   input: DescribeImageTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.DescribeImageTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImageTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeImageTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -277,10 +253,7 @@ export const serializeAws_json1_1DescribeRegistriesCommand = async (
   input: DescribeRegistriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.DescribeRegistries",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRegistries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRegistriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -290,10 +263,7 @@ export const serializeAws_json1_1DescribeRepositoriesCommand = async (
   input: DescribeRepositoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.DescribeRepositories",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRepositories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRepositoriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -303,10 +273,7 @@ export const serializeAws_json1_1GetAuthorizationTokenCommand = async (
   input: GetAuthorizationTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.GetAuthorizationToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAuthorizationToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAuthorizationTokenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -316,10 +283,7 @@ export const serializeAws_json1_1GetRegistryCatalogDataCommand = async (
   input: GetRegistryCatalogDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.GetRegistryCatalogData",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRegistryCatalogData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRegistryCatalogDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -329,10 +293,7 @@ export const serializeAws_json1_1GetRepositoryCatalogDataCommand = async (
   input: GetRepositoryCatalogDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.GetRepositoryCatalogData",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRepositoryCatalogData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRepositoryCatalogDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -342,10 +303,7 @@ export const serializeAws_json1_1GetRepositoryPolicyCommand = async (
   input: GetRepositoryPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.GetRepositoryPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRepositoryPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRepositoryPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -355,10 +313,7 @@ export const serializeAws_json1_1InitiateLayerUploadCommand = async (
   input: InitiateLayerUploadCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.InitiateLayerUpload",
-  };
+  const headers: __HeaderBag = sharedHeaders("InitiateLayerUpload");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1InitiateLayerUploadRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -368,10 +323,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -381,10 +333,7 @@ export const serializeAws_json1_1PutImageCommand = async (
   input: PutImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.PutImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -394,10 +343,7 @@ export const serializeAws_json1_1PutRegistryCatalogDataCommand = async (
   input: PutRegistryCatalogDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.PutRegistryCatalogData",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRegistryCatalogData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRegistryCatalogDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -407,10 +353,7 @@ export const serializeAws_json1_1PutRepositoryCatalogDataCommand = async (
   input: PutRepositoryCatalogDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.PutRepositoryCatalogData",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRepositoryCatalogData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRepositoryCatalogDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -420,10 +363,7 @@ export const serializeAws_json1_1SetRepositoryPolicyCommand = async (
   input: SetRepositoryPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.SetRepositoryPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetRepositoryPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetRepositoryPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -433,10 +373,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -446,10 +383,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -459,10 +393,7 @@ export const serializeAws_json1_1UploadLayerPartCommand = async (
   input: UploadLayerPartCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SpencerFrontendService.UploadLayerPart",
-  };
+  const headers: __HeaderBag = sharedHeaders("UploadLayerPart");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UploadLayerPartRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3114,6 +3045,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `SpencerFrontendService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-ecr/src/protocols/Aws_json1_1.ts b/clients/client-ecr/src/protocols/Aws_json1_1.ts
index 23818dfd5e70a..76dde64569ac8 100644
--- a/clients/client-ecr/src/protocols/Aws_json1_1.ts
+++ b/clients/client-ecr/src/protocols/Aws_json1_1.ts
@@ -304,10 +304,7 @@ export const serializeAws_json1_1BatchCheckLayerAvailabilityCommand = async (
   input: BatchCheckLayerAvailabilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.BatchCheckLayerAvailability",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchCheckLayerAvailability");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchCheckLayerAvailabilityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -317,10 +314,7 @@ export const serializeAws_json1_1BatchDeleteImageCommand = async (
   input: BatchDeleteImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.BatchDeleteImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDeleteImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDeleteImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -330,10 +324,7 @@ export const serializeAws_json1_1BatchGetImageCommand = async (
   input: BatchGetImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.BatchGetImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -343,10 +334,7 @@ export const serializeAws_json1_1BatchGetRepositoryScanningConfigurationCommand
   input: BatchGetRepositoryScanningConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.BatchGetRepositoryScanningConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetRepositoryScanningConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetRepositoryScanningConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -356,10 +344,7 @@ export const serializeAws_json1_1CompleteLayerUploadCommand = async (
   input: CompleteLayerUploadCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.CompleteLayerUpload",
-  };
+  const headers: __HeaderBag = sharedHeaders("CompleteLayerUpload");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CompleteLayerUploadRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -369,10 +354,7 @@ export const serializeAws_json1_1CreatePullThroughCacheRuleCommand = async (
   input: CreatePullThroughCacheRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.CreatePullThroughCacheRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePullThroughCacheRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePullThroughCacheRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -382,10 +364,7 @@ export const serializeAws_json1_1CreateRepositoryCommand = async (
   input: CreateRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.CreateRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRepositoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -395,10 +374,7 @@ export const serializeAws_json1_1DeleteLifecyclePolicyCommand = async (
   input: DeleteLifecyclePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.DeleteLifecyclePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLifecyclePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLifecyclePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -408,10 +384,7 @@ export const serializeAws_json1_1DeletePullThroughCacheRuleCommand = async (
   input: DeletePullThroughCacheRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.DeletePullThroughCacheRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePullThroughCacheRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePullThroughCacheRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -421,10 +394,7 @@ export const serializeAws_json1_1DeleteRegistryPolicyCommand = async (
   input: DeleteRegistryPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.DeleteRegistryPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRegistryPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRegistryPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -434,10 +404,7 @@ export const serializeAws_json1_1DeleteRepositoryCommand = async (
   input: DeleteRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.DeleteRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRepositoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -447,10 +414,7 @@ export const serializeAws_json1_1DeleteRepositoryPolicyCommand = async (
   input: DeleteRepositoryPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.DeleteRepositoryPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRepositoryPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRepositoryPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -460,10 +424,7 @@ export const serializeAws_json1_1DescribeImageReplicationStatusCommand = async (
   input: DescribeImageReplicationStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.DescribeImageReplicationStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImageReplicationStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeImageReplicationStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -473,10 +434,7 @@ export const serializeAws_json1_1DescribeImagesCommand = async (
   input: DescribeImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.DescribeImages",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeImagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -486,10 +444,7 @@ export const serializeAws_json1_1DescribeImageScanFindingsCommand = async (
   input: DescribeImageScanFindingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.DescribeImageScanFindings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImageScanFindings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeImageScanFindingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -499,10 +454,7 @@ export const serializeAws_json1_1DescribePullThroughCacheRulesCommand = async (
   input: DescribePullThroughCacheRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.DescribePullThroughCacheRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePullThroughCacheRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePullThroughCacheRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -512,10 +464,7 @@ export const serializeAws_json1_1DescribeRegistryCommand = async (
   input: DescribeRegistryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.DescribeRegistry",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRegistry");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRegistryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -525,10 +474,7 @@ export const serializeAws_json1_1DescribeRepositoriesCommand = async (
   input: DescribeRepositoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.DescribeRepositories",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRepositories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRepositoriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -538,10 +484,7 @@ export const serializeAws_json1_1GetAuthorizationTokenCommand = async (
   input: GetAuthorizationTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.GetAuthorizationToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAuthorizationToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAuthorizationTokenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -551,10 +494,7 @@ export const serializeAws_json1_1GetDownloadUrlForLayerCommand = async (
   input: GetDownloadUrlForLayerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.GetDownloadUrlForLayer",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDownloadUrlForLayer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDownloadUrlForLayerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -564,10 +504,7 @@ export const serializeAws_json1_1GetLifecyclePolicyCommand = async (
   input: GetLifecyclePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.GetLifecyclePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLifecyclePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLifecyclePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -577,10 +514,7 @@ export const serializeAws_json1_1GetLifecyclePolicyPreviewCommand = async (
   input: GetLifecyclePolicyPreviewCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.GetLifecyclePolicyPreview",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLifecyclePolicyPreview");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLifecyclePolicyPreviewRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -590,10 +524,7 @@ export const serializeAws_json1_1GetRegistryPolicyCommand = async (
   input: GetRegistryPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.GetRegistryPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRegistryPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRegistryPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -603,10 +534,7 @@ export const serializeAws_json1_1GetRegistryScanningConfigurationCommand = async
   input: GetRegistryScanningConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.GetRegistryScanningConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRegistryScanningConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRegistryScanningConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -616,10 +544,7 @@ export const serializeAws_json1_1GetRepositoryPolicyCommand = async (
   input: GetRepositoryPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.GetRepositoryPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRepositoryPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRepositoryPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -629,10 +554,7 @@ export const serializeAws_json1_1InitiateLayerUploadCommand = async (
   input: InitiateLayerUploadCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.InitiateLayerUpload",
-  };
+  const headers: __HeaderBag = sharedHeaders("InitiateLayerUpload");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1InitiateLayerUploadRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -642,10 +564,7 @@ export const serializeAws_json1_1ListImagesCommand = async (
   input: ListImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.ListImages",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListImages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListImagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -655,10 +574,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -668,10 +584,7 @@ export const serializeAws_json1_1PutImageCommand = async (
   input: PutImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.PutImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -681,10 +594,7 @@ export const serializeAws_json1_1PutImageScanningConfigurationCommand = async (
   input: PutImageScanningConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.PutImageScanningConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutImageScanningConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutImageScanningConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -694,10 +604,7 @@ export const serializeAws_json1_1PutImageTagMutabilityCommand = async (
   input: PutImageTagMutabilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.PutImageTagMutability",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutImageTagMutability");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutImageTagMutabilityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -707,10 +614,7 @@ export const serializeAws_json1_1PutLifecyclePolicyCommand = async (
   input: PutLifecyclePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.PutLifecyclePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutLifecyclePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutLifecyclePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -720,10 +624,7 @@ export const serializeAws_json1_1PutRegistryPolicyCommand = async (
   input: PutRegistryPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.PutRegistryPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRegistryPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRegistryPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -733,10 +634,7 @@ export const serializeAws_json1_1PutRegistryScanningConfigurationCommand = async
   input: PutRegistryScanningConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.PutRegistryScanningConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRegistryScanningConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRegistryScanningConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -746,10 +644,7 @@ export const serializeAws_json1_1PutReplicationConfigurationCommand = async (
   input: PutReplicationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.PutReplicationConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutReplicationConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutReplicationConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -759,10 +654,7 @@ export const serializeAws_json1_1SetRepositoryPolicyCommand = async (
   input: SetRepositoryPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.SetRepositoryPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetRepositoryPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetRepositoryPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -772,10 +664,7 @@ export const serializeAws_json1_1StartImageScanCommand = async (
   input: StartImageScanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.StartImageScan",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartImageScan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartImageScanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -785,10 +674,7 @@ export const serializeAws_json1_1StartLifecyclePolicyPreviewCommand = async (
   input: StartLifecyclePolicyPreviewCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.StartLifecyclePolicyPreview",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartLifecyclePolicyPreview");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartLifecyclePolicyPreviewRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -798,10 +684,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -811,10 +694,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -824,10 +704,7 @@ export const serializeAws_json1_1UploadLayerPartCommand = async (
   input: UploadLayerPartCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerRegistry_V20150921.UploadLayerPart",
-  };
+  const headers: __HeaderBag = sharedHeaders("UploadLayerPart");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UploadLayerPartRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5710,6 +5587,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AmazonEC2ContainerRegistry_V20150921.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-ecs/src/protocols/Aws_json1_1.ts b/clients/client-ecs/src/protocols/Aws_json1_1.ts
index 2e99020eabc47..1989d8731de72 100644
--- a/clients/client-ecs/src/protocols/Aws_json1_1.ts
+++ b/clients/client-ecs/src/protocols/Aws_json1_1.ts
@@ -405,10 +405,7 @@ export const serializeAws_json1_1CreateCapacityProviderCommand = async (
   input: CreateCapacityProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.CreateCapacityProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCapacityProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCapacityProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -418,10 +415,7 @@ export const serializeAws_json1_1CreateClusterCommand = async (
   input: CreateClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.CreateCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -431,10 +425,7 @@ export const serializeAws_json1_1CreateServiceCommand = async (
   input: CreateServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.CreateService",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -444,10 +435,7 @@ export const serializeAws_json1_1CreateTaskSetCommand = async (
   input: CreateTaskSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.CreateTaskSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTaskSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTaskSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -457,10 +445,7 @@ export const serializeAws_json1_1DeleteAccountSettingCommand = async (
   input: DeleteAccountSettingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DeleteAccountSetting",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAccountSetting");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAccountSettingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -470,10 +455,7 @@ export const serializeAws_json1_1DeleteAttributesCommand = async (
   input: DeleteAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DeleteAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -483,10 +465,7 @@ export const serializeAws_json1_1DeleteCapacityProviderCommand = async (
   input: DeleteCapacityProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DeleteCapacityProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCapacityProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCapacityProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -496,10 +475,7 @@ export const serializeAws_json1_1DeleteClusterCommand = async (
   input: DeleteClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DeleteCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -509,10 +485,7 @@ export const serializeAws_json1_1DeleteServiceCommand = async (
   input: DeleteServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DeleteService",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -522,10 +495,7 @@ export const serializeAws_json1_1DeleteTaskDefinitionsCommand = async (
   input: DeleteTaskDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DeleteTaskDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTaskDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTaskDefinitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -535,10 +505,7 @@ export const serializeAws_json1_1DeleteTaskSetCommand = async (
   input: DeleteTaskSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DeleteTaskSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTaskSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTaskSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -548,10 +515,7 @@ export const serializeAws_json1_1DeregisterContainerInstanceCommand = async (
   input: DeregisterContainerInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DeregisterContainerInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterContainerInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterContainerInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -561,10 +525,7 @@ export const serializeAws_json1_1DeregisterTaskDefinitionCommand = async (
   input: DeregisterTaskDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DeregisterTaskDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterTaskDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterTaskDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -574,10 +535,7 @@ export const serializeAws_json1_1DescribeCapacityProvidersCommand = async (
   input: DescribeCapacityProvidersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DescribeCapacityProviders",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCapacityProviders");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCapacityProvidersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -587,10 +545,7 @@ export const serializeAws_json1_1DescribeClustersCommand = async (
   input: DescribeClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DescribeClusters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeClusters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeClustersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -600,10 +555,7 @@ export const serializeAws_json1_1DescribeContainerInstancesCommand = async (
   input: DescribeContainerInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DescribeContainerInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeContainerInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeContainerInstancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -613,10 +565,7 @@ export const serializeAws_json1_1DescribeServicesCommand = async (
   input: DescribeServicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DescribeServices",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeServices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeServicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -626,10 +575,7 @@ export const serializeAws_json1_1DescribeTaskDefinitionCommand = async (
   input: DescribeTaskDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DescribeTaskDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTaskDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTaskDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -639,10 +585,7 @@ export const serializeAws_json1_1DescribeTasksCommand = async (
   input: DescribeTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DescribeTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -652,10 +595,7 @@ export const serializeAws_json1_1DescribeTaskSetsCommand = async (
   input: DescribeTaskSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DescribeTaskSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTaskSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTaskSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -665,10 +605,7 @@ export const serializeAws_json1_1DiscoverPollEndpointCommand = async (
   input: DiscoverPollEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.DiscoverPollEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DiscoverPollEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DiscoverPollEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -678,10 +615,7 @@ export const serializeAws_json1_1ExecuteCommandCommand = async (
   input: ExecuteCommandCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.ExecuteCommand",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExecuteCommand");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ExecuteCommandRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -691,10 +625,7 @@ export const serializeAws_json1_1GetTaskProtectionCommand = async (
   input: GetTaskProtectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.GetTaskProtection",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTaskProtection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTaskProtectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -704,10 +635,7 @@ export const serializeAws_json1_1ListAccountSettingsCommand = async (
   input: ListAccountSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.ListAccountSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccountSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAccountSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -717,10 +645,7 @@ export const serializeAws_json1_1ListAttributesCommand = async (
   input: ListAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.ListAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -730,10 +655,7 @@ export const serializeAws_json1_1ListClustersCommand = async (
   input: ListClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.ListClusters",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListClusters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListClustersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -743,10 +665,7 @@ export const serializeAws_json1_1ListContainerInstancesCommand = async (
   input: ListContainerInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.ListContainerInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListContainerInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListContainerInstancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -756,10 +675,7 @@ export const serializeAws_json1_1ListServicesCommand = async (
   input: ListServicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.ListServices",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListServicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -769,10 +685,7 @@ export const serializeAws_json1_1ListServicesByNamespaceCommand = async (
   input: ListServicesByNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.ListServicesByNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServicesByNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListServicesByNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -782,10 +695,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -795,10 +705,7 @@ export const serializeAws_json1_1ListTaskDefinitionFamiliesCommand = async (
   input: ListTaskDefinitionFamiliesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.ListTaskDefinitionFamilies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTaskDefinitionFamilies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTaskDefinitionFamiliesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -808,10 +715,7 @@ export const serializeAws_json1_1ListTaskDefinitionsCommand = async (
   input: ListTaskDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.ListTaskDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTaskDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTaskDefinitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -821,10 +725,7 @@ export const serializeAws_json1_1ListTasksCommand = async (
   input: ListTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.ListTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -834,10 +735,7 @@ export const serializeAws_json1_1PutAccountSettingCommand = async (
   input: PutAccountSettingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.PutAccountSetting",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAccountSetting");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAccountSettingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -847,10 +745,7 @@ export const serializeAws_json1_1PutAccountSettingDefaultCommand = async (
   input: PutAccountSettingDefaultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.PutAccountSettingDefault",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAccountSettingDefault");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAccountSettingDefaultRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -860,10 +755,7 @@ export const serializeAws_json1_1PutAttributesCommand = async (
   input: PutAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.PutAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -873,10 +765,7 @@ export const serializeAws_json1_1PutClusterCapacityProvidersCommand = async (
   input: PutClusterCapacityProvidersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.PutClusterCapacityProviders",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutClusterCapacityProviders");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutClusterCapacityProvidersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -886,10 +775,7 @@ export const serializeAws_json1_1RegisterContainerInstanceCommand = async (
   input: RegisterContainerInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.RegisterContainerInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterContainerInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterContainerInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -899,10 +785,7 @@ export const serializeAws_json1_1RegisterTaskDefinitionCommand = async (
   input: RegisterTaskDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.RegisterTaskDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterTaskDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterTaskDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -912,10 +795,7 @@ export const serializeAws_json1_1RunTaskCommand = async (
   input: RunTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.RunTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("RunTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RunTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -925,10 +805,7 @@ export const serializeAws_json1_1StartTaskCommand = async (
   input: StartTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.StartTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -938,10 +815,7 @@ export const serializeAws_json1_1StopTaskCommand = async (
   input: StopTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.StopTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -951,10 +825,7 @@ export const serializeAws_json1_1SubmitAttachmentStateChangesCommand = async (
   input: SubmitAttachmentStateChangesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.SubmitAttachmentStateChanges",
-  };
+  const headers: __HeaderBag = sharedHeaders("SubmitAttachmentStateChanges");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SubmitAttachmentStateChangesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -964,10 +835,7 @@ export const serializeAws_json1_1SubmitContainerStateChangeCommand = async (
   input: SubmitContainerStateChangeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.SubmitContainerStateChange",
-  };
+  const headers: __HeaderBag = sharedHeaders("SubmitContainerStateChange");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SubmitContainerStateChangeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -977,10 +845,7 @@ export const serializeAws_json1_1SubmitTaskStateChangeCommand = async (
   input: SubmitTaskStateChangeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.SubmitTaskStateChange",
-  };
+  const headers: __HeaderBag = sharedHeaders("SubmitTaskStateChange");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SubmitTaskStateChangeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -990,10 +855,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1003,10 +865,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1016,10 +875,7 @@ export const serializeAws_json1_1UpdateCapacityProviderCommand = async (
   input: UpdateCapacityProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.UpdateCapacityProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCapacityProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCapacityProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1029,10 +885,7 @@ export const serializeAws_json1_1UpdateClusterCommand = async (
   input: UpdateClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.UpdateCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1042,10 +895,7 @@ export const serializeAws_json1_1UpdateClusterSettingsCommand = async (
   input: UpdateClusterSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.UpdateClusterSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateClusterSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateClusterSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1055,10 +905,7 @@ export const serializeAws_json1_1UpdateContainerAgentCommand = async (
   input: UpdateContainerAgentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.UpdateContainerAgent",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateContainerAgent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateContainerAgentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1068,10 +915,7 @@ export const serializeAws_json1_1UpdateContainerInstancesStateCommand = async (
   input: UpdateContainerInstancesStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.UpdateContainerInstancesState",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateContainerInstancesState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateContainerInstancesStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1081,10 +925,7 @@ export const serializeAws_json1_1UpdateServiceCommand = async (
   input: UpdateServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.UpdateService",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1094,10 +935,7 @@ export const serializeAws_json1_1UpdateServicePrimaryTaskSetCommand = async (
   input: UpdateServicePrimaryTaskSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.UpdateServicePrimaryTaskSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateServicePrimaryTaskSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateServicePrimaryTaskSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1107,10 +945,7 @@ export const serializeAws_json1_1UpdateTaskProtectionCommand = async (
   input: UpdateTaskProtectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.UpdateTaskProtection",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTaskProtection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTaskProtectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1120,10 +955,7 @@ export const serializeAws_json1_1UpdateTaskSetCommand = async (
   input: UpdateTaskSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonEC2ContainerServiceV20141113.UpdateTaskSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTaskSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTaskSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -9018,6 +8850,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AmazonEC2ContainerServiceV20141113.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-elastic-beanstalk/src/protocols/Aws_query.ts b/clients/client-elastic-beanstalk/src/protocols/Aws_query.ts
index 7b49c9983456b..1070f2a90c288 100644
--- a/clients/client-elastic-beanstalk/src/protocols/Aws_query.ts
+++ b/clients/client-elastic-beanstalk/src/protocols/Aws_query.ts
@@ -341,9 +341,7 @@ export const serializeAws_queryAbortEnvironmentUpdateCommand = async (
   input: AbortEnvironmentUpdateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAbortEnvironmentUpdateMessage(input, context),
@@ -357,9 +355,7 @@ export const serializeAws_queryApplyEnvironmentManagedActionCommand = async (
   input: ApplyEnvironmentManagedActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryApplyEnvironmentManagedActionRequest(input, context),
@@ -373,9 +369,7 @@ export const serializeAws_queryAssociateEnvironmentOperationsRoleCommand = async
   input: AssociateEnvironmentOperationsRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAssociateEnvironmentOperationsRoleMessage(input, context),
@@ -389,9 +383,7 @@ export const serializeAws_queryCheckDNSAvailabilityCommand = async (
   input: CheckDNSAvailabilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCheckDNSAvailabilityMessage(input, context),
@@ -405,9 +397,7 @@ export const serializeAws_queryComposeEnvironmentsCommand = async (
   input: ComposeEnvironmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryComposeEnvironmentsMessage(input, context),
@@ -421,9 +411,7 @@ export const serializeAws_queryCreateApplicationCommand = async (
   input: CreateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateApplicationMessage(input, context),
@@ -437,9 +425,7 @@ export const serializeAws_queryCreateApplicationVersionCommand = async (
   input: CreateApplicationVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateApplicationVersionMessage(input, context),
@@ -453,9 +439,7 @@ export const serializeAws_queryCreateConfigurationTemplateCommand = async (
   input: CreateConfigurationTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateConfigurationTemplateMessage(input, context),
@@ -469,9 +453,7 @@ export const serializeAws_queryCreateEnvironmentCommand = async (
   input: CreateEnvironmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateEnvironmentMessage(input, context),
@@ -485,9 +467,7 @@ export const serializeAws_queryCreatePlatformVersionCommand = async (
   input: CreatePlatformVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreatePlatformVersionRequest(input, context),
@@ -501,9 +481,7 @@ export const serializeAws_queryCreateStorageLocationCommand = async (
   input: CreateStorageLocationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "CreateStorageLocation",
     Version: "2010-12-01",
@@ -515,9 +493,7 @@ export const serializeAws_queryDeleteApplicationCommand = async (
   input: DeleteApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteApplicationMessage(input, context),
@@ -531,9 +507,7 @@ export const serializeAws_queryDeleteApplicationVersionCommand = async (
   input: DeleteApplicationVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteApplicationVersionMessage(input, context),
@@ -547,9 +521,7 @@ export const serializeAws_queryDeleteConfigurationTemplateCommand = async (
   input: DeleteConfigurationTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteConfigurationTemplateMessage(input, context),
@@ -563,9 +535,7 @@ export const serializeAws_queryDeleteEnvironmentConfigurationCommand = async (
   input: DeleteEnvironmentConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteEnvironmentConfigurationMessage(input, context),
@@ -579,9 +549,7 @@ export const serializeAws_queryDeletePlatformVersionCommand = async (
   input: DeletePlatformVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeletePlatformVersionRequest(input, context),
@@ -595,9 +563,7 @@ export const serializeAws_queryDescribeAccountAttributesCommand = async (
   input: DescribeAccountAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DescribeAccountAttributes",
     Version: "2010-12-01",
@@ -609,9 +575,7 @@ export const serializeAws_queryDescribeApplicationsCommand = async (
   input: DescribeApplicationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeApplicationsMessage(input, context),
@@ -625,9 +589,7 @@ export const serializeAws_queryDescribeApplicationVersionsCommand = async (
   input: DescribeApplicationVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeApplicationVersionsMessage(input, context),
@@ -641,9 +603,7 @@ export const serializeAws_queryDescribeConfigurationOptionsCommand = async (
   input: DescribeConfigurationOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeConfigurationOptionsMessage(input, context),
@@ -657,9 +617,7 @@ export const serializeAws_queryDescribeConfigurationSettingsCommand = async (
   input: DescribeConfigurationSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeConfigurationSettingsMessage(input, context),
@@ -673,9 +631,7 @@ export const serializeAws_queryDescribeEnvironmentHealthCommand = async (
   input: DescribeEnvironmentHealthCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEnvironmentHealthRequest(input, context),
@@ -689,9 +645,7 @@ export const serializeAws_queryDescribeEnvironmentManagedActionHistoryCommand =
   input: DescribeEnvironmentManagedActionHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEnvironmentManagedActionHistoryRequest(input, context),
@@ -705,9 +659,7 @@ export const serializeAws_queryDescribeEnvironmentManagedActionsCommand = async
   input: DescribeEnvironmentManagedActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEnvironmentManagedActionsRequest(input, context),
@@ -721,9 +673,7 @@ export const serializeAws_queryDescribeEnvironmentResourcesCommand = async (
   input: DescribeEnvironmentResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEnvironmentResourcesMessage(input, context),
@@ -737,9 +687,7 @@ export const serializeAws_queryDescribeEnvironmentsCommand = async (
   input: DescribeEnvironmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEnvironmentsMessage(input, context),
@@ -753,9 +701,7 @@ export const serializeAws_queryDescribeEventsCommand = async (
   input: DescribeEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventsMessage(input, context),
@@ -769,9 +715,7 @@ export const serializeAws_queryDescribeInstancesHealthCommand = async (
   input: DescribeInstancesHealthCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeInstancesHealthRequest(input, context),
@@ -785,9 +729,7 @@ export const serializeAws_queryDescribePlatformVersionCommand = async (
   input: DescribePlatformVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribePlatformVersionRequest(input, context),
@@ -801,9 +743,7 @@ export const serializeAws_queryDisassociateEnvironmentOperationsRoleCommand = as
   input: DisassociateEnvironmentOperationsRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDisassociateEnvironmentOperationsRoleMessage(input, context),
@@ -817,9 +757,7 @@ export const serializeAws_queryListAvailableSolutionStacksCommand = async (
   input: ListAvailableSolutionStacksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "ListAvailableSolutionStacks",
     Version: "2010-12-01",
@@ -831,9 +769,7 @@ export const serializeAws_queryListPlatformBranchesCommand = async (
   input: ListPlatformBranchesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListPlatformBranchesRequest(input, context),
@@ -847,9 +783,7 @@ export const serializeAws_queryListPlatformVersionsCommand = async (
   input: ListPlatformVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListPlatformVersionsRequest(input, context),
@@ -863,9 +797,7 @@ export const serializeAws_queryListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTagsForResourceMessage(input, context),
@@ -879,9 +811,7 @@ export const serializeAws_queryRebuildEnvironmentCommand = async (
   input: RebuildEnvironmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRebuildEnvironmentMessage(input, context),
@@ -895,9 +825,7 @@ export const serializeAws_queryRequestEnvironmentInfoCommand = async (
   input: RequestEnvironmentInfoCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRequestEnvironmentInfoMessage(input, context),
@@ -911,9 +839,7 @@ export const serializeAws_queryRestartAppServerCommand = async (
   input: RestartAppServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestartAppServerMessage(input, context),
@@ -927,9 +853,7 @@ export const serializeAws_queryRetrieveEnvironmentInfoCommand = async (
   input: RetrieveEnvironmentInfoCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRetrieveEnvironmentInfoMessage(input, context),
@@ -943,9 +867,7 @@ export const serializeAws_querySwapEnvironmentCNAMEsCommand = async (
   input: SwapEnvironmentCNAMEsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySwapEnvironmentCNAMEsMessage(input, context),
@@ -959,9 +881,7 @@ export const serializeAws_queryTerminateEnvironmentCommand = async (
   input: TerminateEnvironmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTerminateEnvironmentMessage(input, context),
@@ -975,9 +895,7 @@ export const serializeAws_queryUpdateApplicationCommand = async (
   input: UpdateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateApplicationMessage(input, context),
@@ -991,9 +909,7 @@ export const serializeAws_queryUpdateApplicationResourceLifecycleCommand = async
   input: UpdateApplicationResourceLifecycleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateApplicationResourceLifecycleMessage(input, context),
@@ -1007,9 +923,7 @@ export const serializeAws_queryUpdateApplicationVersionCommand = async (
   input: UpdateApplicationVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateApplicationVersionMessage(input, context),
@@ -1023,9 +937,7 @@ export const serializeAws_queryUpdateConfigurationTemplateCommand = async (
   input: UpdateConfigurationTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateConfigurationTemplateMessage(input, context),
@@ -1039,9 +951,7 @@ export const serializeAws_queryUpdateEnvironmentCommand = async (
   input: UpdateEnvironmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateEnvironmentMessage(input, context),
@@ -1055,9 +965,7 @@ export const serializeAws_queryUpdateTagsForResourceCommand = async (
   input: UpdateTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateTagsForResourceMessage(input, context),
@@ -1071,9 +979,7 @@ export const serializeAws_queryValidateConfigurationSettingsCommand = async (
   input: ValidateConfigurationSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryValidateConfigurationSettingsMessage(input, context),
@@ -6950,6 +6856,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-elastic-load-balancing-v2/src/protocols/Aws_query.ts b/clients/client-elastic-load-balancing-v2/src/protocols/Aws_query.ts
index 1ee8b6561b75b..7d867c826d6f1 100644
--- a/clients/client-elastic-load-balancing-v2/src/protocols/Aws_query.ts
+++ b/clients/client-elastic-load-balancing-v2/src/protocols/Aws_query.ts
@@ -241,9 +241,7 @@ export const serializeAws_queryAddListenerCertificatesCommand = async (
   input: AddListenerCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddListenerCertificatesInput(input, context),
@@ -257,9 +255,7 @@ export const serializeAws_queryAddTagsCommand = async (
   input: AddTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddTagsInput(input, context),
@@ -273,9 +269,7 @@ export const serializeAws_queryCreateListenerCommand = async (
   input: CreateListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateListenerInput(input, context),
@@ -289,9 +283,7 @@ export const serializeAws_queryCreateLoadBalancerCommand = async (
   input: CreateLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateLoadBalancerInput(input, context),
@@ -305,9 +297,7 @@ export const serializeAws_queryCreateRuleCommand = async (
   input: CreateRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateRuleInput(input, context),
@@ -321,9 +311,7 @@ export const serializeAws_queryCreateTargetGroupCommand = async (
   input: CreateTargetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateTargetGroupInput(input, context),
@@ -337,9 +325,7 @@ export const serializeAws_queryDeleteListenerCommand = async (
   input: DeleteListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteListenerInput(input, context),
@@ -353,9 +339,7 @@ export const serializeAws_queryDeleteLoadBalancerCommand = async (
   input: DeleteLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteLoadBalancerInput(input, context),
@@ -369,9 +353,7 @@ export const serializeAws_queryDeleteRuleCommand = async (
   input: DeleteRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteRuleInput(input, context),
@@ -385,9 +367,7 @@ export const serializeAws_queryDeleteTargetGroupCommand = async (
   input: DeleteTargetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteTargetGroupInput(input, context),
@@ -401,9 +381,7 @@ export const serializeAws_queryDeregisterTargetsCommand = async (
   input: DeregisterTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeregisterTargetsInput(input, context),
@@ -417,9 +395,7 @@ export const serializeAws_queryDescribeAccountLimitsCommand = async (
   input: DescribeAccountLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAccountLimitsInput(input, context),
@@ -433,9 +409,7 @@ export const serializeAws_queryDescribeListenerCertificatesCommand = async (
   input: DescribeListenerCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeListenerCertificatesInput(input, context),
@@ -449,9 +423,7 @@ export const serializeAws_queryDescribeListenersCommand = async (
   input: DescribeListenersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeListenersInput(input, context),
@@ -465,9 +437,7 @@ export const serializeAws_queryDescribeLoadBalancerAttributesCommand = async (
   input: DescribeLoadBalancerAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeLoadBalancerAttributesInput(input, context),
@@ -481,9 +451,7 @@ export const serializeAws_queryDescribeLoadBalancersCommand = async (
   input: DescribeLoadBalancersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeLoadBalancersInput(input, context),
@@ -497,9 +465,7 @@ export const serializeAws_queryDescribeRulesCommand = async (
   input: DescribeRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeRulesInput(input, context),
@@ -513,9 +479,7 @@ export const serializeAws_queryDescribeSSLPoliciesCommand = async (
   input: DescribeSSLPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeSSLPoliciesInput(input, context),
@@ -529,9 +493,7 @@ export const serializeAws_queryDescribeTagsCommand = async (
   input: DescribeTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeTagsInput(input, context),
@@ -545,9 +507,7 @@ export const serializeAws_queryDescribeTargetGroupAttributesCommand = async (
   input: DescribeTargetGroupAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeTargetGroupAttributesInput(input, context),
@@ -561,9 +521,7 @@ export const serializeAws_queryDescribeTargetGroupsCommand = async (
   input: DescribeTargetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeTargetGroupsInput(input, context),
@@ -577,9 +535,7 @@ export const serializeAws_queryDescribeTargetHealthCommand = async (
   input: DescribeTargetHealthCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeTargetHealthInput(input, context),
@@ -593,9 +549,7 @@ export const serializeAws_queryModifyListenerCommand = async (
   input: ModifyListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyListenerInput(input, context),
@@ -609,9 +563,7 @@ export const serializeAws_queryModifyLoadBalancerAttributesCommand = async (
   input: ModifyLoadBalancerAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyLoadBalancerAttributesInput(input, context),
@@ -625,9 +577,7 @@ export const serializeAws_queryModifyRuleCommand = async (
   input: ModifyRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyRuleInput(input, context),
@@ -641,9 +591,7 @@ export const serializeAws_queryModifyTargetGroupCommand = async (
   input: ModifyTargetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyTargetGroupInput(input, context),
@@ -657,9 +605,7 @@ export const serializeAws_queryModifyTargetGroupAttributesCommand = async (
   input: ModifyTargetGroupAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyTargetGroupAttributesInput(input, context),
@@ -673,9 +619,7 @@ export const serializeAws_queryRegisterTargetsCommand = async (
   input: RegisterTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRegisterTargetsInput(input, context),
@@ -689,9 +633,7 @@ export const serializeAws_queryRemoveListenerCertificatesCommand = async (
   input: RemoveListenerCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveListenerCertificatesInput(input, context),
@@ -705,9 +647,7 @@ export const serializeAws_queryRemoveTagsCommand = async (
   input: RemoveTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveTagsInput(input, context),
@@ -721,9 +661,7 @@ export const serializeAws_querySetIpAddressTypeCommand = async (
   input: SetIpAddressTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetIpAddressTypeInput(input, context),
@@ -737,9 +675,7 @@ export const serializeAws_querySetRulePrioritiesCommand = async (
   input: SetRulePrioritiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetRulePrioritiesInput(input, context),
@@ -753,9 +689,7 @@ export const serializeAws_querySetSecurityGroupsCommand = async (
   input: SetSecurityGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetSecurityGroupsInput(input, context),
@@ -769,9 +703,7 @@ export const serializeAws_querySetSubnetsCommand = async (
   input: SetSubnetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetSubnetsInput(input, context),
@@ -6528,6 +6460,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-elastic-load-balancing/src/protocols/Aws_query.ts b/clients/client-elastic-load-balancing/src/protocols/Aws_query.ts
index e085efc25c8e5..55069af71defe 100644
--- a/clients/client-elastic-load-balancing/src/protocols/Aws_query.ts
+++ b/clients/client-elastic-load-balancing/src/protocols/Aws_query.ts
@@ -236,9 +236,7 @@ export const serializeAws_queryAddTagsCommand = async (
   input: AddTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddTagsInput(input, context),
@@ -252,9 +250,7 @@ export const serializeAws_queryApplySecurityGroupsToLoadBalancerCommand = async
   input: ApplySecurityGroupsToLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryApplySecurityGroupsToLoadBalancerInput(input, context),
@@ -268,9 +264,7 @@ export const serializeAws_queryAttachLoadBalancerToSubnetsCommand = async (
   input: AttachLoadBalancerToSubnetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAttachLoadBalancerToSubnetsInput(input, context),
@@ -284,9 +278,7 @@ export const serializeAws_queryConfigureHealthCheckCommand = async (
   input: ConfigureHealthCheckCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryConfigureHealthCheckInput(input, context),
@@ -300,9 +292,7 @@ export const serializeAws_queryCreateAppCookieStickinessPolicyCommand = async (
   input: CreateAppCookieStickinessPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateAppCookieStickinessPolicyInput(input, context),
@@ -316,9 +306,7 @@ export const serializeAws_queryCreateLBCookieStickinessPolicyCommand = async (
   input: CreateLBCookieStickinessPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateLBCookieStickinessPolicyInput(input, context),
@@ -332,9 +320,7 @@ export const serializeAws_queryCreateLoadBalancerCommand = async (
   input: CreateLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateAccessPointInput(input, context),
@@ -348,9 +334,7 @@ export const serializeAws_queryCreateLoadBalancerListenersCommand = async (
   input: CreateLoadBalancerListenersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateLoadBalancerListenerInput(input, context),
@@ -364,9 +348,7 @@ export const serializeAws_queryCreateLoadBalancerPolicyCommand = async (
   input: CreateLoadBalancerPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateLoadBalancerPolicyInput(input, context),
@@ -380,9 +362,7 @@ export const serializeAws_queryDeleteLoadBalancerCommand = async (
   input: DeleteLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteAccessPointInput(input, context),
@@ -396,9 +376,7 @@ export const serializeAws_queryDeleteLoadBalancerListenersCommand = async (
   input: DeleteLoadBalancerListenersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteLoadBalancerListenerInput(input, context),
@@ -412,9 +390,7 @@ export const serializeAws_queryDeleteLoadBalancerPolicyCommand = async (
   input: DeleteLoadBalancerPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteLoadBalancerPolicyInput(input, context),
@@ -428,9 +404,7 @@ export const serializeAws_queryDeregisterInstancesFromLoadBalancerCommand = asyn
   input: DeregisterInstancesFromLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeregisterEndPointsInput(input, context),
@@ -444,9 +418,7 @@ export const serializeAws_queryDescribeAccountLimitsCommand = async (
   input: DescribeAccountLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAccountLimitsInput(input, context),
@@ -460,9 +432,7 @@ export const serializeAws_queryDescribeInstanceHealthCommand = async (
   input: DescribeInstanceHealthCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEndPointStateInput(input, context),
@@ -476,9 +446,7 @@ export const serializeAws_queryDescribeLoadBalancerAttributesCommand = async (
   input: DescribeLoadBalancerAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeLoadBalancerAttributesInput(input, context),
@@ -492,9 +460,7 @@ export const serializeAws_queryDescribeLoadBalancerPoliciesCommand = async (
   input: DescribeLoadBalancerPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeLoadBalancerPoliciesInput(input, context),
@@ -508,9 +474,7 @@ export const serializeAws_queryDescribeLoadBalancerPolicyTypesCommand = async (
   input: DescribeLoadBalancerPolicyTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeLoadBalancerPolicyTypesInput(input, context),
@@ -524,9 +488,7 @@ export const serializeAws_queryDescribeLoadBalancersCommand = async (
   input: DescribeLoadBalancersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAccessPointsInput(input, context),
@@ -540,9 +502,7 @@ export const serializeAws_queryDescribeTagsCommand = async (
   input: DescribeTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeTagsInput(input, context),
@@ -556,9 +516,7 @@ export const serializeAws_queryDetachLoadBalancerFromSubnetsCommand = async (
   input: DetachLoadBalancerFromSubnetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDetachLoadBalancerFromSubnetsInput(input, context),
@@ -572,9 +530,7 @@ export const serializeAws_queryDisableAvailabilityZonesForLoadBalancerCommand =
   input: DisableAvailabilityZonesForLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveAvailabilityZonesInput(input, context),
@@ -588,9 +544,7 @@ export const serializeAws_queryEnableAvailabilityZonesForLoadBalancerCommand = a
   input: EnableAvailabilityZonesForLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddAvailabilityZonesInput(input, context),
@@ -604,9 +558,7 @@ export const serializeAws_queryModifyLoadBalancerAttributesCommand = async (
   input: ModifyLoadBalancerAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyLoadBalancerAttributesInput(input, context),
@@ -620,9 +572,7 @@ export const serializeAws_queryRegisterInstancesWithLoadBalancerCommand = async
   input: RegisterInstancesWithLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRegisterEndPointsInput(input, context),
@@ -636,9 +586,7 @@ export const serializeAws_queryRemoveTagsCommand = async (
   input: RemoveTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveTagsInput(input, context),
@@ -652,9 +600,7 @@ export const serializeAws_querySetLoadBalancerListenerSSLCertificateCommand = as
   input: SetLoadBalancerListenerSSLCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetLoadBalancerListenerSSLCertificateInput(input, context),
@@ -668,9 +614,7 @@ export const serializeAws_querySetLoadBalancerPoliciesForBackendServerCommand =
   input: SetLoadBalancerPoliciesForBackendServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetLoadBalancerPoliciesForBackendServerInput(input, context),
@@ -684,9 +628,7 @@ export const serializeAws_querySetLoadBalancerPoliciesOfListenerCommand = async
   input: SetLoadBalancerPoliciesOfListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetLoadBalancerPoliciesOfListenerInput(input, context),
@@ -4550,6 +4492,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-elasticache/src/protocols/Aws_query.ts b/clients/client-elasticache/src/protocols/Aws_query.ts
index 5f9cf9cf13b87..c841aee41b02d 100644
--- a/clients/client-elasticache/src/protocols/Aws_query.ts
+++ b/clients/client-elasticache/src/protocols/Aws_query.ts
@@ -477,9 +477,7 @@ export const serializeAws_queryAddTagsToResourceCommand = async (
   input: AddTagsToResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddTagsToResourceMessage(input, context),
@@ -493,9 +491,7 @@ export const serializeAws_queryAuthorizeCacheSecurityGroupIngressCommand = async
   input: AuthorizeCacheSecurityGroupIngressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAuthorizeCacheSecurityGroupIngressMessage(input, context),
@@ -509,9 +505,7 @@ export const serializeAws_queryBatchApplyUpdateActionCommand = async (
   input: BatchApplyUpdateActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryBatchApplyUpdateActionMessage(input, context),
@@ -525,9 +519,7 @@ export const serializeAws_queryBatchStopUpdateActionCommand = async (
   input: BatchStopUpdateActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryBatchStopUpdateActionMessage(input, context),
@@ -541,9 +533,7 @@ export const serializeAws_queryCompleteMigrationCommand = async (
   input: CompleteMigrationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCompleteMigrationMessage(input, context),
@@ -557,9 +547,7 @@ export const serializeAws_queryCopySnapshotCommand = async (
   input: CopySnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopySnapshotMessage(input, context),
@@ -573,9 +561,7 @@ export const serializeAws_queryCreateCacheClusterCommand = async (
   input: CreateCacheClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateCacheClusterMessage(input, context),
@@ -589,9 +575,7 @@ export const serializeAws_queryCreateCacheParameterGroupCommand = async (
   input: CreateCacheParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateCacheParameterGroupMessage(input, context),
@@ -605,9 +589,7 @@ export const serializeAws_queryCreateCacheSecurityGroupCommand = async (
   input: CreateCacheSecurityGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateCacheSecurityGroupMessage(input, context),
@@ -621,9 +603,7 @@ export const serializeAws_queryCreateCacheSubnetGroupCommand = async (
   input: CreateCacheSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateCacheSubnetGroupMessage(input, context),
@@ -637,9 +617,7 @@ export const serializeAws_queryCreateGlobalReplicationGroupCommand = async (
   input: CreateGlobalReplicationGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateGlobalReplicationGroupMessage(input, context),
@@ -653,9 +631,7 @@ export const serializeAws_queryCreateReplicationGroupCommand = async (
   input: CreateReplicationGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateReplicationGroupMessage(input, context),
@@ -669,9 +645,7 @@ export const serializeAws_queryCreateSnapshotCommand = async (
   input: CreateSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateSnapshotMessage(input, context),
@@ -685,9 +659,7 @@ export const serializeAws_queryCreateUserCommand = async (
   input: CreateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateUserMessage(input, context),
@@ -701,9 +673,7 @@ export const serializeAws_queryCreateUserGroupCommand = async (
   input: CreateUserGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateUserGroupMessage(input, context),
@@ -717,9 +687,7 @@ export const serializeAws_queryDecreaseNodeGroupsInGlobalReplicationGroupCommand
   input: DecreaseNodeGroupsInGlobalReplicationGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDecreaseNodeGroupsInGlobalReplicationGroupMessage(input, context),
@@ -733,9 +701,7 @@ export const serializeAws_queryDecreaseReplicaCountCommand = async (
   input: DecreaseReplicaCountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDecreaseReplicaCountMessage(input, context),
@@ -749,9 +715,7 @@ export const serializeAws_queryDeleteCacheClusterCommand = async (
   input: DeleteCacheClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteCacheClusterMessage(input, context),
@@ -765,9 +729,7 @@ export const serializeAws_queryDeleteCacheParameterGroupCommand = async (
   input: DeleteCacheParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteCacheParameterGroupMessage(input, context),
@@ -781,9 +743,7 @@ export const serializeAws_queryDeleteCacheSecurityGroupCommand = async (
   input: DeleteCacheSecurityGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteCacheSecurityGroupMessage(input, context),
@@ -797,9 +757,7 @@ export const serializeAws_queryDeleteCacheSubnetGroupCommand = async (
   input: DeleteCacheSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteCacheSubnetGroupMessage(input, context),
@@ -813,9 +771,7 @@ export const serializeAws_queryDeleteGlobalReplicationGroupCommand = async (
   input: DeleteGlobalReplicationGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteGlobalReplicationGroupMessage(input, context),
@@ -829,9 +785,7 @@ export const serializeAws_queryDeleteReplicationGroupCommand = async (
   input: DeleteReplicationGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteReplicationGroupMessage(input, context),
@@ -845,9 +799,7 @@ export const serializeAws_queryDeleteSnapshotCommand = async (
   input: DeleteSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteSnapshotMessage(input, context),
@@ -861,9 +813,7 @@ export const serializeAws_queryDeleteUserCommand = async (
   input: DeleteUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteUserMessage(input, context),
@@ -877,9 +827,7 @@ export const serializeAws_queryDeleteUserGroupCommand = async (
   input: DeleteUserGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteUserGroupMessage(input, context),
@@ -893,9 +841,7 @@ export const serializeAws_queryDescribeCacheClustersCommand = async (
   input: DescribeCacheClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeCacheClustersMessage(input, context),
@@ -909,9 +855,7 @@ export const serializeAws_queryDescribeCacheEngineVersionsCommand = async (
   input: DescribeCacheEngineVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeCacheEngineVersionsMessage(input, context),
@@ -925,9 +869,7 @@ export const serializeAws_queryDescribeCacheParameterGroupsCommand = async (
   input: DescribeCacheParameterGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeCacheParameterGroupsMessage(input, context),
@@ -941,9 +883,7 @@ export const serializeAws_queryDescribeCacheParametersCommand = async (
   input: DescribeCacheParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeCacheParametersMessage(input, context),
@@ -957,9 +897,7 @@ export const serializeAws_queryDescribeCacheSecurityGroupsCommand = async (
   input: DescribeCacheSecurityGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeCacheSecurityGroupsMessage(input, context),
@@ -973,9 +911,7 @@ export const serializeAws_queryDescribeCacheSubnetGroupsCommand = async (
   input: DescribeCacheSubnetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeCacheSubnetGroupsMessage(input, context),
@@ -989,9 +925,7 @@ export const serializeAws_queryDescribeEngineDefaultParametersCommand = async (
   input: DescribeEngineDefaultParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEngineDefaultParametersMessage(input, context),
@@ -1005,9 +939,7 @@ export const serializeAws_queryDescribeEventsCommand = async (
   input: DescribeEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventsMessage(input, context),
@@ -1021,9 +953,7 @@ export const serializeAws_queryDescribeGlobalReplicationGroupsCommand = async (
   input: DescribeGlobalReplicationGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeGlobalReplicationGroupsMessage(input, context),
@@ -1037,9 +967,7 @@ export const serializeAws_queryDescribeReplicationGroupsCommand = async (
   input: DescribeReplicationGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeReplicationGroupsMessage(input, context),
@@ -1053,9 +981,7 @@ export const serializeAws_queryDescribeReservedCacheNodesCommand = async (
   input: DescribeReservedCacheNodesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeReservedCacheNodesMessage(input, context),
@@ -1069,9 +995,7 @@ export const serializeAws_queryDescribeReservedCacheNodesOfferingsCommand = asyn
   input: DescribeReservedCacheNodesOfferingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeReservedCacheNodesOfferingsMessage(input, context),
@@ -1085,9 +1009,7 @@ export const serializeAws_queryDescribeServiceUpdatesCommand = async (
   input: DescribeServiceUpdatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeServiceUpdatesMessage(input, context),
@@ -1101,9 +1023,7 @@ export const serializeAws_queryDescribeSnapshotsCommand = async (
   input: DescribeSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeSnapshotsMessage(input, context),
@@ -1117,9 +1037,7 @@ export const serializeAws_queryDescribeUpdateActionsCommand = async (
   input: DescribeUpdateActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeUpdateActionsMessage(input, context),
@@ -1133,9 +1051,7 @@ export const serializeAws_queryDescribeUserGroupsCommand = async (
   input: DescribeUserGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeUserGroupsMessage(input, context),
@@ -1149,9 +1065,7 @@ export const serializeAws_queryDescribeUsersCommand = async (
   input: DescribeUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeUsersMessage(input, context),
@@ -1165,9 +1079,7 @@ export const serializeAws_queryDisassociateGlobalReplicationGroupCommand = async
   input: DisassociateGlobalReplicationGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDisassociateGlobalReplicationGroupMessage(input, context),
@@ -1181,9 +1093,7 @@ export const serializeAws_queryFailoverGlobalReplicationGroupCommand = async (
   input: FailoverGlobalReplicationGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryFailoverGlobalReplicationGroupMessage(input, context),
@@ -1197,9 +1107,7 @@ export const serializeAws_queryIncreaseNodeGroupsInGlobalReplicationGroupCommand
   input: IncreaseNodeGroupsInGlobalReplicationGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryIncreaseNodeGroupsInGlobalReplicationGroupMessage(input, context),
@@ -1213,9 +1121,7 @@ export const serializeAws_queryIncreaseReplicaCountCommand = async (
   input: IncreaseReplicaCountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryIncreaseReplicaCountMessage(input, context),
@@ -1229,9 +1135,7 @@ export const serializeAws_queryListAllowedNodeTypeModificationsCommand = async (
   input: ListAllowedNodeTypeModificationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListAllowedNodeTypeModificationsMessage(input, context),
@@ -1245,9 +1149,7 @@ export const serializeAws_queryListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTagsForResourceMessage(input, context),
@@ -1261,9 +1163,7 @@ export const serializeAws_queryModifyCacheClusterCommand = async (
   input: ModifyCacheClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyCacheClusterMessage(input, context),
@@ -1277,9 +1177,7 @@ export const serializeAws_queryModifyCacheParameterGroupCommand = async (
   input: ModifyCacheParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyCacheParameterGroupMessage(input, context),
@@ -1293,9 +1191,7 @@ export const serializeAws_queryModifyCacheSubnetGroupCommand = async (
   input: ModifyCacheSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyCacheSubnetGroupMessage(input, context),
@@ -1309,9 +1205,7 @@ export const serializeAws_queryModifyGlobalReplicationGroupCommand = async (
   input: ModifyGlobalReplicationGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyGlobalReplicationGroupMessage(input, context),
@@ -1325,9 +1219,7 @@ export const serializeAws_queryModifyReplicationGroupCommand = async (
   input: ModifyReplicationGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyReplicationGroupMessage(input, context),
@@ -1341,9 +1233,7 @@ export const serializeAws_queryModifyReplicationGroupShardConfigurationCommand =
   input: ModifyReplicationGroupShardConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyReplicationGroupShardConfigurationMessage(input, context),
@@ -1357,9 +1247,7 @@ export const serializeAws_queryModifyUserCommand = async (
   input: ModifyUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyUserMessage(input, context),
@@ -1373,9 +1261,7 @@ export const serializeAws_queryModifyUserGroupCommand = async (
   input: ModifyUserGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyUserGroupMessage(input, context),
@@ -1389,9 +1275,7 @@ export const serializeAws_queryPurchaseReservedCacheNodesOfferingCommand = async
   input: PurchaseReservedCacheNodesOfferingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPurchaseReservedCacheNodesOfferingMessage(input, context),
@@ -1405,9 +1289,7 @@ export const serializeAws_queryRebalanceSlotsInGlobalReplicationGroupCommand = a
   input: RebalanceSlotsInGlobalReplicationGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRebalanceSlotsInGlobalReplicationGroupMessage(input, context),
@@ -1421,9 +1303,7 @@ export const serializeAws_queryRebootCacheClusterCommand = async (
   input: RebootCacheClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRebootCacheClusterMessage(input, context),
@@ -1437,9 +1317,7 @@ export const serializeAws_queryRemoveTagsFromResourceCommand = async (
   input: RemoveTagsFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveTagsFromResourceMessage(input, context),
@@ -1453,9 +1331,7 @@ export const serializeAws_queryResetCacheParameterGroupCommand = async (
   input: ResetCacheParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryResetCacheParameterGroupMessage(input, context),
@@ -1469,9 +1345,7 @@ export const serializeAws_queryRevokeCacheSecurityGroupIngressCommand = async (
   input: RevokeCacheSecurityGroupIngressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRevokeCacheSecurityGroupIngressMessage(input, context),
@@ -1485,9 +1359,7 @@ export const serializeAws_queryStartMigrationCommand = async (
   input: StartMigrationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStartMigrationMessage(input, context),
@@ -1501,9 +1373,7 @@ export const serializeAws_queryTestFailoverCommand = async (
   input: TestFailoverCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTestFailoverMessage(input, context),
@@ -12191,6 +12061,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-emr/src/protocols/Aws_json1_1.ts b/clients/client-emr/src/protocols/Aws_json1_1.ts
index 34d40bc769df7..5322731a24ad6 100644
--- a/clients/client-emr/src/protocols/Aws_json1_1.ts
+++ b/clients/client-emr/src/protocols/Aws_json1_1.ts
@@ -372,10 +372,7 @@ export const serializeAws_json1_1AddInstanceFleetCommand = async (
   input: AddInstanceFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.AddInstanceFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddInstanceFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddInstanceFleetInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -385,10 +382,7 @@ export const serializeAws_json1_1AddInstanceGroupsCommand = async (
   input: AddInstanceGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.AddInstanceGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddInstanceGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddInstanceGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -398,10 +392,7 @@ export const serializeAws_json1_1AddJobFlowStepsCommand = async (
   input: AddJobFlowStepsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.AddJobFlowSteps",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddJobFlowSteps");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddJobFlowStepsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -411,10 +402,7 @@ export const serializeAws_json1_1AddTagsCommand = async (
   input: AddTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.AddTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -424,10 +412,7 @@ export const serializeAws_json1_1CancelStepsCommand = async (
   input: CancelStepsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.CancelSteps",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelSteps");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelStepsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -437,10 +422,7 @@ export const serializeAws_json1_1CreateSecurityConfigurationCommand = async (
   input: CreateSecurityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.CreateSecurityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSecurityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSecurityConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -450,10 +432,7 @@ export const serializeAws_json1_1CreateStudioCommand = async (
   input: CreateStudioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.CreateStudio",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStudio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateStudioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -463,10 +442,7 @@ export const serializeAws_json1_1CreateStudioSessionMappingCommand = async (
   input: CreateStudioSessionMappingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.CreateStudioSessionMapping",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStudioSessionMapping");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateStudioSessionMappingInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -476,10 +452,7 @@ export const serializeAws_json1_1DeleteSecurityConfigurationCommand = async (
   input: DeleteSecurityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.DeleteSecurityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSecurityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSecurityConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -489,10 +462,7 @@ export const serializeAws_json1_1DeleteStudioCommand = async (
   input: DeleteStudioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.DeleteStudio",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteStudio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteStudioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -502,10 +472,7 @@ export const serializeAws_json1_1DeleteStudioSessionMappingCommand = async (
   input: DeleteStudioSessionMappingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.DeleteStudioSessionMapping",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteStudioSessionMapping");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteStudioSessionMappingInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -515,10 +482,7 @@ export const serializeAws_json1_1DescribeClusterCommand = async (
   input: DescribeClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.DescribeCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeClusterInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -528,10 +492,7 @@ export const serializeAws_json1_1DescribeJobFlowsCommand = async (
   input: DescribeJobFlowsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.DescribeJobFlows",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeJobFlows");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeJobFlowsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -541,10 +502,7 @@ export const serializeAws_json1_1DescribeNotebookExecutionCommand = async (
   input: DescribeNotebookExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.DescribeNotebookExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeNotebookExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeNotebookExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -554,10 +512,7 @@ export const serializeAws_json1_1DescribeReleaseLabelCommand = async (
   input: DescribeReleaseLabelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.DescribeReleaseLabel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReleaseLabel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReleaseLabelInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -567,10 +522,7 @@ export const serializeAws_json1_1DescribeSecurityConfigurationCommand = async (
   input: DescribeSecurityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.DescribeSecurityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSecurityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSecurityConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -580,10 +532,7 @@ export const serializeAws_json1_1DescribeStepCommand = async (
   input: DescribeStepCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.DescribeStep",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStep");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStepInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -593,10 +542,7 @@ export const serializeAws_json1_1DescribeStudioCommand = async (
   input: DescribeStudioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.DescribeStudio",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStudio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStudioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -606,10 +552,7 @@ export const serializeAws_json1_1GetAutoTerminationPolicyCommand = async (
   input: GetAutoTerminationPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.GetAutoTerminationPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAutoTerminationPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAutoTerminationPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -619,10 +562,7 @@ export const serializeAws_json1_1GetBlockPublicAccessConfigurationCommand = asyn
   input: GetBlockPublicAccessConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.GetBlockPublicAccessConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBlockPublicAccessConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBlockPublicAccessConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -632,10 +572,7 @@ export const serializeAws_json1_1GetClusterSessionCredentialsCommand = async (
   input: GetClusterSessionCredentialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.GetClusterSessionCredentials",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetClusterSessionCredentials");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetClusterSessionCredentialsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -645,10 +582,7 @@ export const serializeAws_json1_1GetManagedScalingPolicyCommand = async (
   input: GetManagedScalingPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.GetManagedScalingPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetManagedScalingPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetManagedScalingPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -658,10 +592,7 @@ export const serializeAws_json1_1GetStudioSessionMappingCommand = async (
   input: GetStudioSessionMappingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.GetStudioSessionMapping",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetStudioSessionMapping");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetStudioSessionMappingInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -671,10 +602,7 @@ export const serializeAws_json1_1ListBootstrapActionsCommand = async (
   input: ListBootstrapActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ListBootstrapActions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBootstrapActions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBootstrapActionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -684,10 +612,7 @@ export const serializeAws_json1_1ListClustersCommand = async (
   input: ListClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ListClusters",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListClusters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListClustersInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -697,10 +622,7 @@ export const serializeAws_json1_1ListInstanceFleetsCommand = async (
   input: ListInstanceFleetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ListInstanceFleets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInstanceFleets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListInstanceFleetsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -710,10 +632,7 @@ export const serializeAws_json1_1ListInstanceGroupsCommand = async (
   input: ListInstanceGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ListInstanceGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInstanceGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListInstanceGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -723,10 +642,7 @@ export const serializeAws_json1_1ListInstancesCommand = async (
   input: ListInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ListInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListInstancesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -736,10 +652,7 @@ export const serializeAws_json1_1ListNotebookExecutionsCommand = async (
   input: ListNotebookExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ListNotebookExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListNotebookExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListNotebookExecutionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -749,10 +662,7 @@ export const serializeAws_json1_1ListReleaseLabelsCommand = async (
   input: ListReleaseLabelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ListReleaseLabels",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReleaseLabels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReleaseLabelsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -762,10 +672,7 @@ export const serializeAws_json1_1ListSecurityConfigurationsCommand = async (
   input: ListSecurityConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ListSecurityConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSecurityConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSecurityConfigurationsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -775,10 +682,7 @@ export const serializeAws_json1_1ListStepsCommand = async (
   input: ListStepsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ListSteps",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSteps");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStepsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -788,10 +692,7 @@ export const serializeAws_json1_1ListStudiosCommand = async (
   input: ListStudiosCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ListStudios",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStudios");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStudiosInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -801,10 +702,7 @@ export const serializeAws_json1_1ListStudioSessionMappingsCommand = async (
   input: ListStudioSessionMappingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ListStudioSessionMappings",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStudioSessionMappings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStudioSessionMappingsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -814,10 +712,7 @@ export const serializeAws_json1_1ModifyClusterCommand = async (
   input: ModifyClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ModifyCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyClusterInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -827,10 +722,7 @@ export const serializeAws_json1_1ModifyInstanceFleetCommand = async (
   input: ModifyInstanceFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ModifyInstanceFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyInstanceFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyInstanceFleetInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -840,10 +732,7 @@ export const serializeAws_json1_1ModifyInstanceGroupsCommand = async (
   input: ModifyInstanceGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.ModifyInstanceGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyInstanceGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyInstanceGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -853,10 +742,7 @@ export const serializeAws_json1_1PutAutoScalingPolicyCommand = async (
   input: PutAutoScalingPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.PutAutoScalingPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAutoScalingPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAutoScalingPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -866,10 +752,7 @@ export const serializeAws_json1_1PutAutoTerminationPolicyCommand = async (
   input: PutAutoTerminationPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.PutAutoTerminationPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAutoTerminationPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAutoTerminationPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -879,10 +762,7 @@ export const serializeAws_json1_1PutBlockPublicAccessConfigurationCommand = asyn
   input: PutBlockPublicAccessConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.PutBlockPublicAccessConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutBlockPublicAccessConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutBlockPublicAccessConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -892,10 +772,7 @@ export const serializeAws_json1_1PutManagedScalingPolicyCommand = async (
   input: PutManagedScalingPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.PutManagedScalingPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutManagedScalingPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutManagedScalingPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -905,10 +782,7 @@ export const serializeAws_json1_1RemoveAutoScalingPolicyCommand = async (
   input: RemoveAutoScalingPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.RemoveAutoScalingPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveAutoScalingPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveAutoScalingPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -918,10 +792,7 @@ export const serializeAws_json1_1RemoveAutoTerminationPolicyCommand = async (
   input: RemoveAutoTerminationPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.RemoveAutoTerminationPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveAutoTerminationPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveAutoTerminationPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -931,10 +802,7 @@ export const serializeAws_json1_1RemoveManagedScalingPolicyCommand = async (
   input: RemoveManagedScalingPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.RemoveManagedScalingPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveManagedScalingPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveManagedScalingPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -944,10 +812,7 @@ export const serializeAws_json1_1RemoveTagsCommand = async (
   input: RemoveTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.RemoveTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTagsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -957,10 +822,7 @@ export const serializeAws_json1_1RunJobFlowCommand = async (
   input: RunJobFlowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.RunJobFlow",
-  };
+  const headers: __HeaderBag = sharedHeaders("RunJobFlow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RunJobFlowInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -970,10 +832,7 @@ export const serializeAws_json1_1SetTerminationProtectionCommand = async (
   input: SetTerminationProtectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.SetTerminationProtection",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetTerminationProtection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetTerminationProtectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -983,10 +842,7 @@ export const serializeAws_json1_1SetVisibleToAllUsersCommand = async (
   input: SetVisibleToAllUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.SetVisibleToAllUsers",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetVisibleToAllUsers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetVisibleToAllUsersInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -996,10 +852,7 @@ export const serializeAws_json1_1StartNotebookExecutionCommand = async (
   input: StartNotebookExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.StartNotebookExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartNotebookExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartNotebookExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1009,10 +862,7 @@ export const serializeAws_json1_1StopNotebookExecutionCommand = async (
   input: StopNotebookExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.StopNotebookExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopNotebookExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopNotebookExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1022,10 +872,7 @@ export const serializeAws_json1_1TerminateJobFlowsCommand = async (
   input: TerminateJobFlowsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.TerminateJobFlows",
-  };
+  const headers: __HeaderBag = sharedHeaders("TerminateJobFlows");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TerminateJobFlowsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1035,10 +882,7 @@ export const serializeAws_json1_1UpdateStudioCommand = async (
   input: UpdateStudioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.UpdateStudio",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateStudio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateStudioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1048,10 +892,7 @@ export const serializeAws_json1_1UpdateStudioSessionMappingCommand = async (
   input: UpdateStudioSessionMappingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ElasticMapReduce.UpdateStudioSessionMapping",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateStudioSessionMapping");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateStudioSessionMappingInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -6766,6 +6607,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `ElasticMapReduce.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-eventbridge/src/protocols/Aws_json1_1.ts b/clients/client-eventbridge/src/protocols/Aws_json1_1.ts
index 805d13e7c6e34..469da0ae25b14 100644
--- a/clients/client-eventbridge/src/protocols/Aws_json1_1.ts
+++ b/clients/client-eventbridge/src/protocols/Aws_json1_1.ts
@@ -309,10 +309,7 @@ export const serializeAws_json1_1ActivateEventSourceCommand = async (
   input: ActivateEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ActivateEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ActivateEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ActivateEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -322,10 +319,7 @@ export const serializeAws_json1_1CancelReplayCommand = async (
   input: CancelReplayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CancelReplay",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelReplay");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelReplayRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -335,10 +329,7 @@ export const serializeAws_json1_1CreateApiDestinationCommand = async (
   input: CreateApiDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CreateApiDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApiDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateApiDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -348,10 +339,7 @@ export const serializeAws_json1_1CreateArchiveCommand = async (
   input: CreateArchiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CreateArchive",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateArchive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateArchiveRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -361,10 +349,7 @@ export const serializeAws_json1_1CreateConnectionCommand = async (
   input: CreateConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CreateConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -374,10 +359,7 @@ export const serializeAws_json1_1CreateEndpointCommand = async (
   input: CreateEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CreateEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -387,10 +369,7 @@ export const serializeAws_json1_1CreateEventBusCommand = async (
   input: CreateEventBusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CreateEventBus",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEventBus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEventBusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -400,10 +379,7 @@ export const serializeAws_json1_1CreatePartnerEventSourceCommand = async (
   input: CreatePartnerEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.CreatePartnerEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePartnerEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePartnerEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -413,10 +389,7 @@ export const serializeAws_json1_1DeactivateEventSourceCommand = async (
   input: DeactivateEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeactivateEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeactivateEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeactivateEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -426,10 +399,7 @@ export const serializeAws_json1_1DeauthorizeConnectionCommand = async (
   input: DeauthorizeConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeauthorizeConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeauthorizeConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeauthorizeConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -439,10 +409,7 @@ export const serializeAws_json1_1DeleteApiDestinationCommand = async (
   input: DeleteApiDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeleteApiDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApiDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApiDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -452,10 +419,7 @@ export const serializeAws_json1_1DeleteArchiveCommand = async (
   input: DeleteArchiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeleteArchive",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteArchive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteArchiveRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -465,10 +429,7 @@ export const serializeAws_json1_1DeleteConnectionCommand = async (
   input: DeleteConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeleteConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -478,10 +439,7 @@ export const serializeAws_json1_1DeleteEndpointCommand = async (
   input: DeleteEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeleteEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -491,10 +449,7 @@ export const serializeAws_json1_1DeleteEventBusCommand = async (
   input: DeleteEventBusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeleteEventBus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEventBus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEventBusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -504,10 +459,7 @@ export const serializeAws_json1_1DeletePartnerEventSourceCommand = async (
   input: DeletePartnerEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeletePartnerEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePartnerEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePartnerEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -517,10 +469,7 @@ export const serializeAws_json1_1DeleteRuleCommand = async (
   input: DeleteRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DeleteRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -530,10 +479,7 @@ export const serializeAws_json1_1DescribeApiDestinationCommand = async (
   input: DescribeApiDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeApiDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApiDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeApiDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -543,10 +489,7 @@ export const serializeAws_json1_1DescribeArchiveCommand = async (
   input: DescribeArchiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeArchive",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeArchive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeArchiveRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -556,10 +499,7 @@ export const serializeAws_json1_1DescribeConnectionCommand = async (
   input: DescribeConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -569,10 +509,7 @@ export const serializeAws_json1_1DescribeEndpointCommand = async (
   input: DescribeEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -582,10 +519,7 @@ export const serializeAws_json1_1DescribeEventBusCommand = async (
   input: DescribeEventBusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeEventBus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventBus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventBusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -595,10 +529,7 @@ export const serializeAws_json1_1DescribeEventSourceCommand = async (
   input: DescribeEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -608,10 +539,7 @@ export const serializeAws_json1_1DescribePartnerEventSourceCommand = async (
   input: DescribePartnerEventSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribePartnerEventSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePartnerEventSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePartnerEventSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -621,10 +549,7 @@ export const serializeAws_json1_1DescribeReplayCommand = async (
   input: DescribeReplayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeReplay",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReplay");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReplayRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -634,10 +559,7 @@ export const serializeAws_json1_1DescribeRuleCommand = async (
   input: DescribeRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DescribeRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -647,10 +569,7 @@ export const serializeAws_json1_1DisableRuleCommand = async (
   input: DisableRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.DisableRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -660,10 +579,7 @@ export const serializeAws_json1_1EnableRuleCommand = async (
   input: EnableRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.EnableRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -673,10 +589,7 @@ export const serializeAws_json1_1ListApiDestinationsCommand = async (
   input: ListApiDestinationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListApiDestinations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApiDestinations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApiDestinationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -686,10 +599,7 @@ export const serializeAws_json1_1ListArchivesCommand = async (
   input: ListArchivesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListArchives",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListArchives");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListArchivesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -699,10 +609,7 @@ export const serializeAws_json1_1ListConnectionsCommand = async (
   input: ListConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListConnections",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListConnections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListConnectionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -712,10 +619,7 @@ export const serializeAws_json1_1ListEndpointsCommand = async (
   input: ListEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -725,10 +629,7 @@ export const serializeAws_json1_1ListEventBusesCommand = async (
   input: ListEventBusesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListEventBuses",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEventBuses");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEventBusesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -738,10 +639,7 @@ export const serializeAws_json1_1ListEventSourcesCommand = async (
   input: ListEventSourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListEventSources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEventSources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEventSourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -751,10 +649,7 @@ export const serializeAws_json1_1ListPartnerEventSourceAccountsCommand = async (
   input: ListPartnerEventSourceAccountsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListPartnerEventSourceAccounts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPartnerEventSourceAccounts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPartnerEventSourceAccountsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -764,10 +659,7 @@ export const serializeAws_json1_1ListPartnerEventSourcesCommand = async (
   input: ListPartnerEventSourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListPartnerEventSources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPartnerEventSources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPartnerEventSourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -777,10 +669,7 @@ export const serializeAws_json1_1ListReplaysCommand = async (
   input: ListReplaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListReplays",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReplays");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReplaysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -790,10 +679,7 @@ export const serializeAws_json1_1ListRuleNamesByTargetCommand = async (
   input: ListRuleNamesByTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListRuleNamesByTarget",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRuleNamesByTarget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRuleNamesByTargetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -803,10 +689,7 @@ export const serializeAws_json1_1ListRulesCommand = async (
   input: ListRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -816,10 +699,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -829,10 +709,7 @@ export const serializeAws_json1_1ListTargetsByRuleCommand = async (
   input: ListTargetsByRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.ListTargetsByRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTargetsByRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTargetsByRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -842,10 +719,7 @@ export const serializeAws_json1_1PutEventsCommand = async (
   input: PutEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.PutEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -855,10 +729,7 @@ export const serializeAws_json1_1PutPartnerEventsCommand = async (
   input: PutPartnerEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.PutPartnerEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPartnerEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPartnerEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -868,10 +739,7 @@ export const serializeAws_json1_1PutPermissionCommand = async (
   input: PutPermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.PutPermission",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPermission");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPermissionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -881,10 +749,7 @@ export const serializeAws_json1_1PutRuleCommand = async (
   input: PutRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.PutRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -894,10 +759,7 @@ export const serializeAws_json1_1PutTargetsCommand = async (
   input: PutTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.PutTargets",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutTargets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutTargetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -907,10 +769,7 @@ export const serializeAws_json1_1RemovePermissionCommand = async (
   input: RemovePermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.RemovePermission",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemovePermission");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemovePermissionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -920,10 +779,7 @@ export const serializeAws_json1_1RemoveTargetsCommand = async (
   input: RemoveTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.RemoveTargets",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTargets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTargetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -933,10 +789,7 @@ export const serializeAws_json1_1StartReplayCommand = async (
   input: StartReplayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.StartReplay",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartReplay");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartReplayRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -946,10 +799,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -959,10 +809,7 @@ export const serializeAws_json1_1TestEventPatternCommand = async (
   input: TestEventPatternCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.TestEventPattern",
-  };
+  const headers: __HeaderBag = sharedHeaders("TestEventPattern");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TestEventPatternRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -972,10 +819,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -985,10 +829,7 @@ export const serializeAws_json1_1UpdateApiDestinationCommand = async (
   input: UpdateApiDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.UpdateApiDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApiDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApiDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -998,10 +839,7 @@ export const serializeAws_json1_1UpdateArchiveCommand = async (
   input: UpdateArchiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.UpdateArchive",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateArchive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateArchiveRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1011,10 +849,7 @@ export const serializeAws_json1_1UpdateConnectionCommand = async (
   input: UpdateConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.UpdateConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1024,10 +859,7 @@ export const serializeAws_json1_1UpdateEndpointCommand = async (
   input: UpdateEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSEvents.UpdateEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -6865,6 +6697,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSEvents.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-firehose/src/protocols/Aws_json1_1.ts b/clients/client-firehose/src/protocols/Aws_json1_1.ts
index 75e29504476e3..78ddae2790ceb 100644
--- a/clients/client-firehose/src/protocols/Aws_json1_1.ts
+++ b/clients/client-firehose/src/protocols/Aws_json1_1.ts
@@ -165,10 +165,7 @@ export const serializeAws_json1_1CreateDeliveryStreamCommand = async (
   input: CreateDeliveryStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.CreateDeliveryStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDeliveryStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDeliveryStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -178,10 +175,7 @@ export const serializeAws_json1_1DeleteDeliveryStreamCommand = async (
   input: DeleteDeliveryStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.DeleteDeliveryStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDeliveryStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDeliveryStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -191,10 +185,7 @@ export const serializeAws_json1_1DescribeDeliveryStreamCommand = async (
   input: DescribeDeliveryStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.DescribeDeliveryStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDeliveryStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDeliveryStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -204,10 +195,7 @@ export const serializeAws_json1_1ListDeliveryStreamsCommand = async (
   input: ListDeliveryStreamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.ListDeliveryStreams",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDeliveryStreams");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDeliveryStreamsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -217,10 +205,7 @@ export const serializeAws_json1_1ListTagsForDeliveryStreamCommand = async (
   input: ListTagsForDeliveryStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.ListTagsForDeliveryStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForDeliveryStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForDeliveryStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -230,10 +215,7 @@ export const serializeAws_json1_1PutRecordCommand = async (
   input: PutRecordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.PutRecord",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRecord");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRecordInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -243,10 +225,7 @@ export const serializeAws_json1_1PutRecordBatchCommand = async (
   input: PutRecordBatchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.PutRecordBatch",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRecordBatch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRecordBatchInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -256,10 +235,7 @@ export const serializeAws_json1_1StartDeliveryStreamEncryptionCommand = async (
   input: StartDeliveryStreamEncryptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.StartDeliveryStreamEncryption",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDeliveryStreamEncryption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartDeliveryStreamEncryptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -269,10 +245,7 @@ export const serializeAws_json1_1StopDeliveryStreamEncryptionCommand = async (
   input: StopDeliveryStreamEncryptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.StopDeliveryStreamEncryption",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopDeliveryStreamEncryption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopDeliveryStreamEncryptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -282,10 +255,7 @@ export const serializeAws_json1_1TagDeliveryStreamCommand = async (
   input: TagDeliveryStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.TagDeliveryStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagDeliveryStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagDeliveryStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -295,10 +265,7 @@ export const serializeAws_json1_1UntagDeliveryStreamCommand = async (
   input: UntagDeliveryStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.UntagDeliveryStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagDeliveryStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagDeliveryStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -308,10 +275,7 @@ export const serializeAws_json1_1UpdateDestinationCommand = async (
   input: UpdateDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Firehose_20150804.UpdateDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDestinationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3255,6 +3219,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `Firehose_20150804.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-fms/src/protocols/Aws_json1_1.ts b/clients/client-fms/src/protocols/Aws_json1_1.ts
index e0f98e8009a28..6595908790bb0 100644
--- a/clients/client-fms/src/protocols/Aws_json1_1.ts
+++ b/clients/client-fms/src/protocols/Aws_json1_1.ts
@@ -267,10 +267,7 @@ export const serializeAws_json1_1AssociateAdminAccountCommand = async (
   input: AssociateAdminAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.AssociateAdminAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateAdminAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateAdminAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -280,10 +277,7 @@ export const serializeAws_json1_1AssociateThirdPartyFirewallCommand = async (
   input: AssociateThirdPartyFirewallCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.AssociateThirdPartyFirewall",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateThirdPartyFirewall");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateThirdPartyFirewallRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -293,10 +287,7 @@ export const serializeAws_json1_1BatchAssociateResourceCommand = async (
   input: BatchAssociateResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.BatchAssociateResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchAssociateResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchAssociateResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -306,10 +297,7 @@ export const serializeAws_json1_1BatchDisassociateResourceCommand = async (
   input: BatchDisassociateResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.BatchDisassociateResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDisassociateResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDisassociateResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -319,10 +307,7 @@ export const serializeAws_json1_1DeleteAppsListCommand = async (
   input: DeleteAppsListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.DeleteAppsList",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAppsList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAppsListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -332,10 +317,7 @@ export const serializeAws_json1_1DeleteNotificationChannelCommand = async (
   input: DeleteNotificationChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.DeleteNotificationChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteNotificationChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteNotificationChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -345,10 +327,7 @@ export const serializeAws_json1_1DeletePolicyCommand = async (
   input: DeletePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.DeletePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -358,10 +337,7 @@ export const serializeAws_json1_1DeleteProtocolsListCommand = async (
   input: DeleteProtocolsListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.DeleteProtocolsList",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProtocolsList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProtocolsListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -371,10 +347,7 @@ export const serializeAws_json1_1DeleteResourceSetCommand = async (
   input: DeleteResourceSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.DeleteResourceSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourceSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourceSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -384,10 +357,7 @@ export const serializeAws_json1_1DisassociateAdminAccountCommand = async (
   input: DisassociateAdminAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.DisassociateAdminAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateAdminAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateAdminAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -397,10 +367,7 @@ export const serializeAws_json1_1DisassociateThirdPartyFirewallCommand = async (
   input: DisassociateThirdPartyFirewallCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.DisassociateThirdPartyFirewall",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateThirdPartyFirewall");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateThirdPartyFirewallRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -410,10 +377,7 @@ export const serializeAws_json1_1GetAdminAccountCommand = async (
   input: GetAdminAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.GetAdminAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAdminAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAdminAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -423,10 +387,7 @@ export const serializeAws_json1_1GetAppsListCommand = async (
   input: GetAppsListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.GetAppsList",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAppsList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAppsListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -436,10 +397,7 @@ export const serializeAws_json1_1GetComplianceDetailCommand = async (
   input: GetComplianceDetailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.GetComplianceDetail",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetComplianceDetail");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetComplianceDetailRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -449,10 +407,7 @@ export const serializeAws_json1_1GetNotificationChannelCommand = async (
   input: GetNotificationChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.GetNotificationChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetNotificationChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetNotificationChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -462,10 +417,7 @@ export const serializeAws_json1_1GetPolicyCommand = async (
   input: GetPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.GetPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -475,10 +427,7 @@ export const serializeAws_json1_1GetProtectionStatusCommand = async (
   input: GetProtectionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.GetProtectionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetProtectionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetProtectionStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -488,10 +437,7 @@ export const serializeAws_json1_1GetProtocolsListCommand = async (
   input: GetProtocolsListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.GetProtocolsList",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetProtocolsList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetProtocolsListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -501,10 +447,7 @@ export const serializeAws_json1_1GetResourceSetCommand = async (
   input: GetResourceSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.GetResourceSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourceSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourceSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -514,10 +457,7 @@ export const serializeAws_json1_1GetThirdPartyFirewallAssociationStatusCommand =
   input: GetThirdPartyFirewallAssociationStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.GetThirdPartyFirewallAssociationStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetThirdPartyFirewallAssociationStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetThirdPartyFirewallAssociationStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -527,10 +467,7 @@ export const serializeAws_json1_1GetViolationDetailsCommand = async (
   input: GetViolationDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.GetViolationDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetViolationDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetViolationDetailsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -540,10 +477,7 @@ export const serializeAws_json1_1ListAppsListsCommand = async (
   input: ListAppsListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.ListAppsLists",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAppsLists");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAppsListsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -553,10 +487,7 @@ export const serializeAws_json1_1ListComplianceStatusCommand = async (
   input: ListComplianceStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.ListComplianceStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListComplianceStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListComplianceStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -566,10 +497,7 @@ export const serializeAws_json1_1ListDiscoveredResourcesCommand = async (
   input: ListDiscoveredResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.ListDiscoveredResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDiscoveredResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDiscoveredResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -579,10 +507,7 @@ export const serializeAws_json1_1ListMemberAccountsCommand = async (
   input: ListMemberAccountsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.ListMemberAccounts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMemberAccounts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMemberAccountsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -592,10 +517,7 @@ export const serializeAws_json1_1ListPoliciesCommand = async (
   input: ListPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.ListPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -605,10 +527,7 @@ export const serializeAws_json1_1ListProtocolsListsCommand = async (
   input: ListProtocolsListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.ListProtocolsLists",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProtocolsLists");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProtocolsListsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -618,10 +537,7 @@ export const serializeAws_json1_1ListResourceSetResourcesCommand = async (
   input: ListResourceSetResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.ListResourceSetResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourceSetResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourceSetResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -631,10 +547,7 @@ export const serializeAws_json1_1ListResourceSetsCommand = async (
   input: ListResourceSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.ListResourceSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourceSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourceSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -644,10 +557,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -657,10 +567,7 @@ export const serializeAws_json1_1ListThirdPartyFirewallFirewallPoliciesCommand =
   input: ListThirdPartyFirewallFirewallPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.ListThirdPartyFirewallFirewallPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListThirdPartyFirewallFirewallPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListThirdPartyFirewallFirewallPoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -670,10 +577,7 @@ export const serializeAws_json1_1PutAppsListCommand = async (
   input: PutAppsListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.PutAppsList",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAppsList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAppsListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -683,10 +587,7 @@ export const serializeAws_json1_1PutNotificationChannelCommand = async (
   input: PutNotificationChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.PutNotificationChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutNotificationChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutNotificationChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -696,10 +597,7 @@ export const serializeAws_json1_1PutPolicyCommand = async (
   input: PutPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.PutPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -709,10 +607,7 @@ export const serializeAws_json1_1PutProtocolsListCommand = async (
   input: PutProtocolsListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.PutProtocolsList",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutProtocolsList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutProtocolsListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -722,10 +617,7 @@ export const serializeAws_json1_1PutResourceSetCommand = async (
   input: PutResourceSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.PutResourceSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourceSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourceSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -735,10 +627,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -748,10 +637,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSFMS_20180101.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5226,6 +5112,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSFMS_20180101.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-forecast/src/protocols/Aws_json1_1.ts b/clients/client-forecast/src/protocols/Aws_json1_1.ts
index 5e7869bb4f9a0..8e7bac5856a44 100644
--- a/clients/client-forecast/src/protocols/Aws_json1_1.ts
+++ b/clients/client-forecast/src/protocols/Aws_json1_1.ts
@@ -378,10 +378,7 @@ export const serializeAws_json1_1CreateAutoPredictorCommand = async (
   input: CreateAutoPredictorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateAutoPredictor",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAutoPredictor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAutoPredictorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -391,10 +388,7 @@ export const serializeAws_json1_1CreateDatasetCommand = async (
   input: CreateDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -404,10 +398,7 @@ export const serializeAws_json1_1CreateDatasetGroupCommand = async (
   input: CreateDatasetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateDatasetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDatasetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDatasetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -417,10 +408,7 @@ export const serializeAws_json1_1CreateDatasetImportJobCommand = async (
   input: CreateDatasetImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateDatasetImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDatasetImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDatasetImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -430,10 +418,7 @@ export const serializeAws_json1_1CreateExplainabilityCommand = async (
   input: CreateExplainabilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateExplainability",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateExplainability");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateExplainabilityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -443,10 +428,7 @@ export const serializeAws_json1_1CreateExplainabilityExportCommand = async (
   input: CreateExplainabilityExportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateExplainabilityExport",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateExplainabilityExport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateExplainabilityExportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -456,10 +438,7 @@ export const serializeAws_json1_1CreateForecastCommand = async (
   input: CreateForecastCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateForecast",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateForecast");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateForecastRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -469,10 +448,7 @@ export const serializeAws_json1_1CreateForecastExportJobCommand = async (
   input: CreateForecastExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateForecastExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateForecastExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateForecastExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -482,10 +458,7 @@ export const serializeAws_json1_1CreateMonitorCommand = async (
   input: CreateMonitorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateMonitor",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateMonitor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateMonitorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -495,10 +468,7 @@ export const serializeAws_json1_1CreatePredictorCommand = async (
   input: CreatePredictorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreatePredictor",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePredictor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePredictorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -508,10 +478,7 @@ export const serializeAws_json1_1CreatePredictorBacktestExportJobCommand = async
   input: CreatePredictorBacktestExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreatePredictorBacktestExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePredictorBacktestExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePredictorBacktestExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -521,10 +488,7 @@ export const serializeAws_json1_1CreateWhatIfAnalysisCommand = async (
   input: CreateWhatIfAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateWhatIfAnalysis",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWhatIfAnalysis");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWhatIfAnalysisRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -534,10 +498,7 @@ export const serializeAws_json1_1CreateWhatIfForecastCommand = async (
   input: CreateWhatIfForecastCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateWhatIfForecast",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWhatIfForecast");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWhatIfForecastRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -547,10 +508,7 @@ export const serializeAws_json1_1CreateWhatIfForecastExportCommand = async (
   input: CreateWhatIfForecastExportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.CreateWhatIfForecastExport",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWhatIfForecastExport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWhatIfForecastExportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -560,10 +518,7 @@ export const serializeAws_json1_1DeleteDatasetCommand = async (
   input: DeleteDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -573,10 +528,7 @@ export const serializeAws_json1_1DeleteDatasetGroupCommand = async (
   input: DeleteDatasetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteDatasetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDatasetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDatasetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -586,10 +538,7 @@ export const serializeAws_json1_1DeleteDatasetImportJobCommand = async (
   input: DeleteDatasetImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteDatasetImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDatasetImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDatasetImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -599,10 +548,7 @@ export const serializeAws_json1_1DeleteExplainabilityCommand = async (
   input: DeleteExplainabilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteExplainability",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteExplainability");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteExplainabilityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -612,10 +558,7 @@ export const serializeAws_json1_1DeleteExplainabilityExportCommand = async (
   input: DeleteExplainabilityExportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteExplainabilityExport",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteExplainabilityExport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteExplainabilityExportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -625,10 +568,7 @@ export const serializeAws_json1_1DeleteForecastCommand = async (
   input: DeleteForecastCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteForecast",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteForecast");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteForecastRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -638,10 +578,7 @@ export const serializeAws_json1_1DeleteForecastExportJobCommand = async (
   input: DeleteForecastExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteForecastExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteForecastExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteForecastExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -651,10 +588,7 @@ export const serializeAws_json1_1DeleteMonitorCommand = async (
   input: DeleteMonitorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteMonitor",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMonitor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMonitorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -664,10 +598,7 @@ export const serializeAws_json1_1DeletePredictorCommand = async (
   input: DeletePredictorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeletePredictor",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePredictor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePredictorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -677,10 +608,7 @@ export const serializeAws_json1_1DeletePredictorBacktestExportJobCommand = async
   input: DeletePredictorBacktestExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeletePredictorBacktestExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePredictorBacktestExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePredictorBacktestExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -690,10 +618,7 @@ export const serializeAws_json1_1DeleteResourceTreeCommand = async (
   input: DeleteResourceTreeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteResourceTree",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourceTree");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourceTreeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -703,10 +628,7 @@ export const serializeAws_json1_1DeleteWhatIfAnalysisCommand = async (
   input: DeleteWhatIfAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteWhatIfAnalysis",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWhatIfAnalysis");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWhatIfAnalysisRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -716,10 +638,7 @@ export const serializeAws_json1_1DeleteWhatIfForecastCommand = async (
   input: DeleteWhatIfForecastCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteWhatIfForecast",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWhatIfForecast");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWhatIfForecastRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -729,10 +648,7 @@ export const serializeAws_json1_1DeleteWhatIfForecastExportCommand = async (
   input: DeleteWhatIfForecastExportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DeleteWhatIfForecastExport",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWhatIfForecastExport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWhatIfForecastExportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -742,10 +658,7 @@ export const serializeAws_json1_1DescribeAutoPredictorCommand = async (
   input: DescribeAutoPredictorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeAutoPredictor",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAutoPredictor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAutoPredictorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -755,10 +668,7 @@ export const serializeAws_json1_1DescribeDatasetCommand = async (
   input: DescribeDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -768,10 +678,7 @@ export const serializeAws_json1_1DescribeDatasetGroupCommand = async (
   input: DescribeDatasetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeDatasetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDatasetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDatasetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -781,10 +688,7 @@ export const serializeAws_json1_1DescribeDatasetImportJobCommand = async (
   input: DescribeDatasetImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeDatasetImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDatasetImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDatasetImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -794,10 +698,7 @@ export const serializeAws_json1_1DescribeExplainabilityCommand = async (
   input: DescribeExplainabilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeExplainability",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeExplainability");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeExplainabilityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -807,10 +708,7 @@ export const serializeAws_json1_1DescribeExplainabilityExportCommand = async (
   input: DescribeExplainabilityExportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeExplainabilityExport",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeExplainabilityExport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeExplainabilityExportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -820,10 +718,7 @@ export const serializeAws_json1_1DescribeForecastCommand = async (
   input: DescribeForecastCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeForecast",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeForecast");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeForecastRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -833,10 +728,7 @@ export const serializeAws_json1_1DescribeForecastExportJobCommand = async (
   input: DescribeForecastExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeForecastExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeForecastExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeForecastExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -846,10 +738,7 @@ export const serializeAws_json1_1DescribeMonitorCommand = async (
   input: DescribeMonitorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeMonitor",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMonitor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMonitorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -859,10 +748,7 @@ export const serializeAws_json1_1DescribePredictorCommand = async (
   input: DescribePredictorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribePredictor",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePredictor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePredictorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -872,10 +758,7 @@ export const serializeAws_json1_1DescribePredictorBacktestExportJobCommand = asy
   input: DescribePredictorBacktestExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribePredictorBacktestExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePredictorBacktestExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePredictorBacktestExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -885,10 +768,7 @@ export const serializeAws_json1_1DescribeWhatIfAnalysisCommand = async (
   input: DescribeWhatIfAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeWhatIfAnalysis",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWhatIfAnalysis");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWhatIfAnalysisRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -898,10 +778,7 @@ export const serializeAws_json1_1DescribeWhatIfForecastCommand = async (
   input: DescribeWhatIfForecastCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeWhatIfForecast",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWhatIfForecast");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWhatIfForecastRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -911,10 +788,7 @@ export const serializeAws_json1_1DescribeWhatIfForecastExportCommand = async (
   input: DescribeWhatIfForecastExportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.DescribeWhatIfForecastExport",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWhatIfForecastExport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWhatIfForecastExportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -924,10 +798,7 @@ export const serializeAws_json1_1GetAccuracyMetricsCommand = async (
   input: GetAccuracyMetricsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.GetAccuracyMetrics",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAccuracyMetrics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAccuracyMetricsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -937,10 +808,7 @@ export const serializeAws_json1_1ListDatasetGroupsCommand = async (
   input: ListDatasetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListDatasetGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatasetGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatasetGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -950,10 +818,7 @@ export const serializeAws_json1_1ListDatasetImportJobsCommand = async (
   input: ListDatasetImportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListDatasetImportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatasetImportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatasetImportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -963,10 +828,7 @@ export const serializeAws_json1_1ListDatasetsCommand = async (
   input: ListDatasetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListDatasets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatasets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatasetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -976,10 +838,7 @@ export const serializeAws_json1_1ListExplainabilitiesCommand = async (
   input: ListExplainabilitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListExplainabilities",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListExplainabilities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListExplainabilitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -989,10 +848,7 @@ export const serializeAws_json1_1ListExplainabilityExportsCommand = async (
   input: ListExplainabilityExportsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListExplainabilityExports",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListExplainabilityExports");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListExplainabilityExportsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1002,10 +858,7 @@ export const serializeAws_json1_1ListForecastExportJobsCommand = async (
   input: ListForecastExportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListForecastExportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListForecastExportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListForecastExportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1015,10 +868,7 @@ export const serializeAws_json1_1ListForecastsCommand = async (
   input: ListForecastsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListForecasts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListForecasts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListForecastsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1028,10 +878,7 @@ export const serializeAws_json1_1ListMonitorEvaluationsCommand = async (
   input: ListMonitorEvaluationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListMonitorEvaluations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMonitorEvaluations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMonitorEvaluationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1041,10 +888,7 @@ export const serializeAws_json1_1ListMonitorsCommand = async (
   input: ListMonitorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListMonitors",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMonitors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMonitorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1054,10 +898,7 @@ export const serializeAws_json1_1ListPredictorBacktestExportJobsCommand = async
   input: ListPredictorBacktestExportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListPredictorBacktestExportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPredictorBacktestExportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPredictorBacktestExportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1067,10 +908,7 @@ export const serializeAws_json1_1ListPredictorsCommand = async (
   input: ListPredictorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListPredictors",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPredictors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPredictorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1080,10 +918,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1093,10 +928,7 @@ export const serializeAws_json1_1ListWhatIfAnalysesCommand = async (
   input: ListWhatIfAnalysesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListWhatIfAnalyses",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWhatIfAnalyses");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWhatIfAnalysesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1106,10 +938,7 @@ export const serializeAws_json1_1ListWhatIfForecastExportsCommand = async (
   input: ListWhatIfForecastExportsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListWhatIfForecastExports",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWhatIfForecastExports");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWhatIfForecastExportsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1119,10 +948,7 @@ export const serializeAws_json1_1ListWhatIfForecastsCommand = async (
   input: ListWhatIfForecastsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ListWhatIfForecasts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWhatIfForecasts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWhatIfForecastsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1132,10 +958,7 @@ export const serializeAws_json1_1ResumeResourceCommand = async (
   input: ResumeResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.ResumeResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResumeResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResumeResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1145,10 +968,7 @@ export const serializeAws_json1_1StopResourceCommand = async (
   input: StopResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.StopResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1158,10 +978,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1171,10 +988,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1184,10 +998,7 @@ export const serializeAws_json1_1UpdateDatasetGroupCommand = async (
   input: UpdateDatasetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecast.UpdateDatasetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDatasetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDatasetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -7478,6 +7289,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AmazonForecast.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-forecastquery/src/protocols/Aws_json1_1.ts b/clients/client-forecastquery/src/protocols/Aws_json1_1.ts
index b94e622486185..eeefc6d70add3 100644
--- a/clients/client-forecastquery/src/protocols/Aws_json1_1.ts
+++ b/clients/client-forecastquery/src/protocols/Aws_json1_1.ts
@@ -37,10 +37,7 @@ export const serializeAws_json1_1QueryForecastCommand = async (
   input: QueryForecastCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecastRuntime.QueryForecast",
-  };
+  const headers: __HeaderBag = sharedHeaders("QueryForecast");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1QueryForecastRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -50,10 +47,7 @@ export const serializeAws_json1_1QueryWhatIfForecastCommand = async (
   input: QueryWhatIfForecastCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonForecastRuntime.QueryWhatIfForecast",
-  };
+  const headers: __HeaderBag = sharedHeaders("QueryWhatIfForecast");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1QueryWhatIfForecastRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -394,6 +388,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AmazonForecastRuntime.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-frauddetector/src/protocols/Aws_json1_1.ts b/clients/client-frauddetector/src/protocols/Aws_json1_1.ts
index e7c5b621228ce..026de96e276ca 100644
--- a/clients/client-frauddetector/src/protocols/Aws_json1_1.ts
+++ b/clients/client-frauddetector/src/protocols/Aws_json1_1.ts
@@ -387,10 +387,7 @@ export const serializeAws_json1_1BatchCreateVariableCommand = async (
   input: BatchCreateVariableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.BatchCreateVariable",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchCreateVariable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchCreateVariableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -400,10 +397,7 @@ export const serializeAws_json1_1BatchGetVariableCommand = async (
   input: BatchGetVariableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.BatchGetVariable",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetVariable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetVariableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -413,10 +407,7 @@ export const serializeAws_json1_1CancelBatchImportJobCommand = async (
   input: CancelBatchImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.CancelBatchImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelBatchImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelBatchImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -426,10 +417,7 @@ export const serializeAws_json1_1CancelBatchPredictionJobCommand = async (
   input: CancelBatchPredictionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.CancelBatchPredictionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelBatchPredictionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelBatchPredictionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -439,10 +427,7 @@ export const serializeAws_json1_1CreateBatchImportJobCommand = async (
   input: CreateBatchImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.CreateBatchImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBatchImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBatchImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -452,10 +437,7 @@ export const serializeAws_json1_1CreateBatchPredictionJobCommand = async (
   input: CreateBatchPredictionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.CreateBatchPredictionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBatchPredictionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBatchPredictionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -465,10 +447,7 @@ export const serializeAws_json1_1CreateDetectorVersionCommand = async (
   input: CreateDetectorVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.CreateDetectorVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDetectorVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDetectorVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -478,10 +457,7 @@ export const serializeAws_json1_1CreateListCommand = async (
   input: CreateListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.CreateList",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -491,10 +467,7 @@ export const serializeAws_json1_1CreateModelCommand = async (
   input: CreateModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.CreateModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -504,10 +477,7 @@ export const serializeAws_json1_1CreateModelVersionCommand = async (
   input: CreateModelVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.CreateModelVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModelVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateModelVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -517,10 +487,7 @@ export const serializeAws_json1_1CreateRuleCommand = async (
   input: CreateRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.CreateRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -530,10 +497,7 @@ export const serializeAws_json1_1CreateVariableCommand = async (
   input: CreateVariableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.CreateVariable",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVariable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateVariableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -543,10 +507,7 @@ export const serializeAws_json1_1DeleteBatchImportJobCommand = async (
   input: DeleteBatchImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteBatchImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBatchImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBatchImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -556,10 +517,7 @@ export const serializeAws_json1_1DeleteBatchPredictionJobCommand = async (
   input: DeleteBatchPredictionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteBatchPredictionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBatchPredictionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBatchPredictionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -569,10 +527,7 @@ export const serializeAws_json1_1DeleteDetectorCommand = async (
   input: DeleteDetectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteDetector",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDetector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDetectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -582,10 +537,7 @@ export const serializeAws_json1_1DeleteDetectorVersionCommand = async (
   input: DeleteDetectorVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteDetectorVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDetectorVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDetectorVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -595,10 +547,7 @@ export const serializeAws_json1_1DeleteEntityTypeCommand = async (
   input: DeleteEntityTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteEntityType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEntityType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEntityTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -608,10 +557,7 @@ export const serializeAws_json1_1DeleteEventCommand = async (
   input: DeleteEventCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteEvent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEvent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEventRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -621,10 +567,7 @@ export const serializeAws_json1_1DeleteEventsByEventTypeCommand = async (
   input: DeleteEventsByEventTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteEventsByEventType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEventsByEventType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEventsByEventTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -634,10 +577,7 @@ export const serializeAws_json1_1DeleteEventTypeCommand = async (
   input: DeleteEventTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteEventType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEventType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEventTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -647,10 +587,7 @@ export const serializeAws_json1_1DeleteExternalModelCommand = async (
   input: DeleteExternalModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteExternalModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteExternalModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteExternalModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -660,10 +597,7 @@ export const serializeAws_json1_1DeleteLabelCommand = async (
   input: DeleteLabelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteLabel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLabel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLabelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -673,10 +607,7 @@ export const serializeAws_json1_1DeleteListCommand = async (
   input: DeleteListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteList",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -686,10 +617,7 @@ export const serializeAws_json1_1DeleteModelCommand = async (
   input: DeleteModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -699,10 +627,7 @@ export const serializeAws_json1_1DeleteModelVersionCommand = async (
   input: DeleteModelVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteModelVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModelVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteModelVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -712,10 +637,7 @@ export const serializeAws_json1_1DeleteOutcomeCommand = async (
   input: DeleteOutcomeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteOutcome",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteOutcome");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteOutcomeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -725,10 +647,7 @@ export const serializeAws_json1_1DeleteRuleCommand = async (
   input: DeleteRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -738,10 +657,7 @@ export const serializeAws_json1_1DeleteVariableCommand = async (
   input: DeleteVariableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DeleteVariable",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVariable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteVariableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -751,10 +667,7 @@ export const serializeAws_json1_1DescribeDetectorCommand = async (
   input: DescribeDetectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DescribeDetector",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDetector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDetectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -764,10 +677,7 @@ export const serializeAws_json1_1DescribeModelVersionsCommand = async (
   input: DescribeModelVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.DescribeModelVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeModelVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeModelVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -777,10 +687,7 @@ export const serializeAws_json1_1GetBatchImportJobsCommand = async (
   input: GetBatchImportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetBatchImportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBatchImportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBatchImportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -790,10 +697,7 @@ export const serializeAws_json1_1GetBatchPredictionJobsCommand = async (
   input: GetBatchPredictionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetBatchPredictionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBatchPredictionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBatchPredictionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -803,10 +707,7 @@ export const serializeAws_json1_1GetDeleteEventsByEventTypeStatusCommand = async
   input: GetDeleteEventsByEventTypeStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetDeleteEventsByEventTypeStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDeleteEventsByEventTypeStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeleteEventsByEventTypeStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -816,10 +717,7 @@ export const serializeAws_json1_1GetDetectorsCommand = async (
   input: GetDetectorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetDetectors",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDetectors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDetectorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -829,10 +727,7 @@ export const serializeAws_json1_1GetDetectorVersionCommand = async (
   input: GetDetectorVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetDetectorVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDetectorVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDetectorVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -842,10 +737,7 @@ export const serializeAws_json1_1GetEntityTypesCommand = async (
   input: GetEntityTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetEntityTypes",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEntityTypes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetEntityTypesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -855,10 +747,7 @@ export const serializeAws_json1_1GetEventCommand = async (
   input: GetEventCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetEvent",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEvent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetEventRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -868,10 +757,7 @@ export const serializeAws_json1_1GetEventPredictionCommand = async (
   input: GetEventPredictionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetEventPrediction",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEventPrediction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetEventPredictionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -881,10 +767,7 @@ export const serializeAws_json1_1GetEventPredictionMetadataCommand = async (
   input: GetEventPredictionMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetEventPredictionMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEventPredictionMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetEventPredictionMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -894,10 +777,7 @@ export const serializeAws_json1_1GetEventTypesCommand = async (
   input: GetEventTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetEventTypes",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEventTypes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetEventTypesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -907,10 +787,7 @@ export const serializeAws_json1_1GetExternalModelsCommand = async (
   input: GetExternalModelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetExternalModels",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetExternalModels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetExternalModelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -920,10 +797,7 @@ export const serializeAws_json1_1GetKMSEncryptionKeyCommand = async (
   input: GetKMSEncryptionKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetKMSEncryptionKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetKMSEncryptionKey");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -932,10 +806,7 @@ export const serializeAws_json1_1GetLabelsCommand = async (
   input: GetLabelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetLabels",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLabels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLabelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -945,10 +816,7 @@ export const serializeAws_json1_1GetListElementsCommand = async (
   input: GetListElementsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetListElements",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetListElements");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetListElementsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -958,10 +826,7 @@ export const serializeAws_json1_1GetListsMetadataCommand = async (
   input: GetListsMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetListsMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetListsMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetListsMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -971,10 +836,7 @@ export const serializeAws_json1_1GetModelsCommand = async (
   input: GetModelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetModels",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetModels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetModelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -984,10 +846,7 @@ export const serializeAws_json1_1GetModelVersionCommand = async (
   input: GetModelVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetModelVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetModelVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetModelVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -997,10 +856,7 @@ export const serializeAws_json1_1GetOutcomesCommand = async (
   input: GetOutcomesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetOutcomes",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOutcomes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOutcomesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1010,10 +866,7 @@ export const serializeAws_json1_1GetRulesCommand = async (
   input: GetRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1023,10 +876,7 @@ export const serializeAws_json1_1GetVariablesCommand = async (
   input: GetVariablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.GetVariables",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetVariables");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetVariablesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1036,10 +886,7 @@ export const serializeAws_json1_1ListEventPredictionsCommand = async (
   input: ListEventPredictionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.ListEventPredictions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEventPredictions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEventPredictionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1049,10 +896,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1062,10 +906,7 @@ export const serializeAws_json1_1PutDetectorCommand = async (
   input: PutDetectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.PutDetector",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutDetector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutDetectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1075,10 +916,7 @@ export const serializeAws_json1_1PutEntityTypeCommand = async (
   input: PutEntityTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.PutEntityType",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutEntityType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutEntityTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1088,10 +926,7 @@ export const serializeAws_json1_1PutEventTypeCommand = async (
   input: PutEventTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.PutEventType",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutEventType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutEventTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1101,10 +936,7 @@ export const serializeAws_json1_1PutExternalModelCommand = async (
   input: PutExternalModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.PutExternalModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutExternalModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutExternalModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1114,10 +946,7 @@ export const serializeAws_json1_1PutKMSEncryptionKeyCommand = async (
   input: PutKMSEncryptionKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.PutKMSEncryptionKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutKMSEncryptionKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutKMSEncryptionKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1127,10 +956,7 @@ export const serializeAws_json1_1PutLabelCommand = async (
   input: PutLabelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.PutLabel",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutLabel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutLabelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1140,10 +966,7 @@ export const serializeAws_json1_1PutOutcomeCommand = async (
   input: PutOutcomeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.PutOutcome",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutOutcome");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutOutcomeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1153,10 +976,7 @@ export const serializeAws_json1_1SendEventCommand = async (
   input: SendEventCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.SendEvent",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendEvent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendEventRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1166,10 +986,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1179,10 +996,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1192,10 +1006,7 @@ export const serializeAws_json1_1UpdateDetectorVersionCommand = async (
   input: UpdateDetectorVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UpdateDetectorVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDetectorVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDetectorVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1205,10 +1016,7 @@ export const serializeAws_json1_1UpdateDetectorVersionMetadataCommand = async (
   input: UpdateDetectorVersionMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UpdateDetectorVersionMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDetectorVersionMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDetectorVersionMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1218,10 +1026,7 @@ export const serializeAws_json1_1UpdateDetectorVersionStatusCommand = async (
   input: UpdateDetectorVersionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UpdateDetectorVersionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDetectorVersionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDetectorVersionStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1231,10 +1036,7 @@ export const serializeAws_json1_1UpdateEventLabelCommand = async (
   input: UpdateEventLabelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UpdateEventLabel",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEventLabel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEventLabelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1244,10 +1046,7 @@ export const serializeAws_json1_1UpdateListCommand = async (
   input: UpdateListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UpdateList",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1257,10 +1056,7 @@ export const serializeAws_json1_1UpdateModelCommand = async (
   input: UpdateModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UpdateModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1270,10 +1066,7 @@ export const serializeAws_json1_1UpdateModelVersionCommand = async (
   input: UpdateModelVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UpdateModelVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateModelVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateModelVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1283,10 +1076,7 @@ export const serializeAws_json1_1UpdateModelVersionStatusCommand = async (
   input: UpdateModelVersionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UpdateModelVersionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateModelVersionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateModelVersionStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1296,10 +1086,7 @@ export const serializeAws_json1_1UpdateRuleMetadataCommand = async (
   input: UpdateRuleMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UpdateRuleMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRuleMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRuleMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1309,10 +1096,7 @@ export const serializeAws_json1_1UpdateRuleVersionCommand = async (
   input: UpdateRuleVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UpdateRuleVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRuleVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRuleVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1322,10 +1106,7 @@ export const serializeAws_json1_1UpdateVariableCommand = async (
   input: UpdateVariableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHawksNestServiceFacade.UpdateVariable",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateVariable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateVariableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -8331,6 +8112,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSHawksNestServiceFacade.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-fsx/src/protocols/Aws_json1_1.ts b/clients/client-fsx/src/protocols/Aws_json1_1.ts
index 8b96a97f22008..ad358db3bdd2c 100644
--- a/clients/client-fsx/src/protocols/Aws_json1_1.ts
+++ b/clients/client-fsx/src/protocols/Aws_json1_1.ts
@@ -338,10 +338,7 @@ export const serializeAws_json1_1AssociateFileSystemAliasesCommand = async (
   input: AssociateFileSystemAliasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.AssociateFileSystemAliases",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateFileSystemAliases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateFileSystemAliasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -351,10 +348,7 @@ export const serializeAws_json1_1CancelDataRepositoryTaskCommand = async (
   input: CancelDataRepositoryTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CancelDataRepositoryTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelDataRepositoryTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelDataRepositoryTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -364,10 +358,7 @@ export const serializeAws_json1_1CopyBackupCommand = async (
   input: CopyBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CopyBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CopyBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CopyBackupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -377,10 +368,7 @@ export const serializeAws_json1_1CreateBackupCommand = async (
   input: CreateBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CreateBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBackupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -390,10 +378,7 @@ export const serializeAws_json1_1CreateDataRepositoryAssociationCommand = async
   input: CreateDataRepositoryAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CreateDataRepositoryAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataRepositoryAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDataRepositoryAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -403,10 +388,7 @@ export const serializeAws_json1_1CreateDataRepositoryTaskCommand = async (
   input: CreateDataRepositoryTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CreateDataRepositoryTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataRepositoryTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDataRepositoryTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -416,10 +398,7 @@ export const serializeAws_json1_1CreateFileCacheCommand = async (
   input: CreateFileCacheCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CreateFileCache",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFileCache");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFileCacheRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -429,10 +408,7 @@ export const serializeAws_json1_1CreateFileSystemCommand = async (
   input: CreateFileSystemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CreateFileSystem",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFileSystem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFileSystemRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -442,10 +418,7 @@ export const serializeAws_json1_1CreateFileSystemFromBackupCommand = async (
   input: CreateFileSystemFromBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CreateFileSystemFromBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFileSystemFromBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFileSystemFromBackupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -455,10 +428,7 @@ export const serializeAws_json1_1CreateSnapshotCommand = async (
   input: CreateSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CreateSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -468,10 +438,7 @@ export const serializeAws_json1_1CreateStorageVirtualMachineCommand = async (
   input: CreateStorageVirtualMachineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CreateStorageVirtualMachine",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStorageVirtualMachine");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateStorageVirtualMachineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -481,10 +448,7 @@ export const serializeAws_json1_1CreateVolumeCommand = async (
   input: CreateVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CreateVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateVolumeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -494,10 +458,7 @@ export const serializeAws_json1_1CreateVolumeFromBackupCommand = async (
   input: CreateVolumeFromBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.CreateVolumeFromBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVolumeFromBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateVolumeFromBackupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -507,10 +468,7 @@ export const serializeAws_json1_1DeleteBackupCommand = async (
   input: DeleteBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DeleteBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBackupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -520,10 +478,7 @@ export const serializeAws_json1_1DeleteDataRepositoryAssociationCommand = async
   input: DeleteDataRepositoryAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DeleteDataRepositoryAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDataRepositoryAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDataRepositoryAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -533,10 +488,7 @@ export const serializeAws_json1_1DeleteFileCacheCommand = async (
   input: DeleteFileCacheCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DeleteFileCache",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFileCache");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFileCacheRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -546,10 +498,7 @@ export const serializeAws_json1_1DeleteFileSystemCommand = async (
   input: DeleteFileSystemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DeleteFileSystem",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFileSystem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFileSystemRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -559,10 +508,7 @@ export const serializeAws_json1_1DeleteSnapshotCommand = async (
   input: DeleteSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DeleteSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -572,10 +518,7 @@ export const serializeAws_json1_1DeleteStorageVirtualMachineCommand = async (
   input: DeleteStorageVirtualMachineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DeleteStorageVirtualMachine",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteStorageVirtualMachine");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteStorageVirtualMachineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -585,10 +528,7 @@ export const serializeAws_json1_1DeleteVolumeCommand = async (
   input: DeleteVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DeleteVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteVolumeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -598,10 +538,7 @@ export const serializeAws_json1_1DescribeBackupsCommand = async (
   input: DescribeBackupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DescribeBackups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBackups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBackupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -611,10 +548,7 @@ export const serializeAws_json1_1DescribeDataRepositoryAssociationsCommand = asy
   input: DescribeDataRepositoryAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DescribeDataRepositoryAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDataRepositoryAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDataRepositoryAssociationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -624,10 +558,7 @@ export const serializeAws_json1_1DescribeDataRepositoryTasksCommand = async (
   input: DescribeDataRepositoryTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DescribeDataRepositoryTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDataRepositoryTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDataRepositoryTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -637,10 +568,7 @@ export const serializeAws_json1_1DescribeFileCachesCommand = async (
   input: DescribeFileCachesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DescribeFileCaches",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFileCaches");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFileCachesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -650,10 +578,7 @@ export const serializeAws_json1_1DescribeFileSystemAliasesCommand = async (
   input: DescribeFileSystemAliasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DescribeFileSystemAliases",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFileSystemAliases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFileSystemAliasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -663,10 +588,7 @@ export const serializeAws_json1_1DescribeFileSystemsCommand = async (
   input: DescribeFileSystemsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DescribeFileSystems",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFileSystems");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFileSystemsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -676,10 +598,7 @@ export const serializeAws_json1_1DescribeSnapshotsCommand = async (
   input: DescribeSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DescribeSnapshots",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSnapshots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSnapshotsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -689,10 +608,7 @@ export const serializeAws_json1_1DescribeStorageVirtualMachinesCommand = async (
   input: DescribeStorageVirtualMachinesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DescribeStorageVirtualMachines",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStorageVirtualMachines");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStorageVirtualMachinesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -702,10 +618,7 @@ export const serializeAws_json1_1DescribeVolumesCommand = async (
   input: DescribeVolumesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DescribeVolumes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeVolumes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeVolumesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -715,10 +628,7 @@ export const serializeAws_json1_1DisassociateFileSystemAliasesCommand = async (
   input: DisassociateFileSystemAliasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.DisassociateFileSystemAliases",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateFileSystemAliases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateFileSystemAliasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -728,10 +638,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -741,10 +648,7 @@ export const serializeAws_json1_1ReleaseFileSystemNfsV3LocksCommand = async (
   input: ReleaseFileSystemNfsV3LocksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.ReleaseFileSystemNfsV3Locks",
-  };
+  const headers: __HeaderBag = sharedHeaders("ReleaseFileSystemNfsV3Locks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ReleaseFileSystemNfsV3LocksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -754,10 +658,7 @@ export const serializeAws_json1_1RestoreVolumeFromSnapshotCommand = async (
   input: RestoreVolumeFromSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.RestoreVolumeFromSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreVolumeFromSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RestoreVolumeFromSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -767,10 +668,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -780,10 +678,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -793,10 +688,7 @@ export const serializeAws_json1_1UpdateDataRepositoryAssociationCommand = async
   input: UpdateDataRepositoryAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.UpdateDataRepositoryAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDataRepositoryAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDataRepositoryAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -806,10 +698,7 @@ export const serializeAws_json1_1UpdateFileCacheCommand = async (
   input: UpdateFileCacheCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.UpdateFileCache",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFileCache");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFileCacheRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -819,10 +708,7 @@ export const serializeAws_json1_1UpdateFileSystemCommand = async (
   input: UpdateFileSystemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.UpdateFileSystem",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFileSystem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFileSystemRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -832,10 +718,7 @@ export const serializeAws_json1_1UpdateSnapshotCommand = async (
   input: UpdateSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.UpdateSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -845,10 +728,7 @@ export const serializeAws_json1_1UpdateStorageVirtualMachineCommand = async (
   input: UpdateStorageVirtualMachineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.UpdateStorageVirtualMachine",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateStorageVirtualMachine");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateStorageVirtualMachineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -858,10 +738,7 @@ export const serializeAws_json1_1UpdateVolumeCommand = async (
   input: UpdateVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSimbaAPIService_v20180301.UpdateVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateVolumeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -6996,6 +6873,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSSimbaAPIService_v20180301.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-gamelift/src/protocols/Aws_json1_1.ts b/clients/client-gamelift/src/protocols/Aws_json1_1.ts
index f3629f08af36a..a001c15e72e11 100644
--- a/clients/client-gamelift/src/protocols/Aws_json1_1.ts
+++ b/clients/client-gamelift/src/protocols/Aws_json1_1.ts
@@ -589,10 +589,7 @@ export const serializeAws_json1_1AcceptMatchCommand = async (
   input: AcceptMatchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.AcceptMatch",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcceptMatch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AcceptMatchInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -602,10 +599,7 @@ export const serializeAws_json1_1ClaimGameServerCommand = async (
   input: ClaimGameServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ClaimGameServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("ClaimGameServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ClaimGameServerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -615,10 +609,7 @@ export const serializeAws_json1_1CreateAliasCommand = async (
   input: CreateAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAliasInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -628,10 +619,7 @@ export const serializeAws_json1_1CreateBuildCommand = async (
   input: CreateBuildCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateBuild",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBuild");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBuildInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -641,10 +629,7 @@ export const serializeAws_json1_1CreateFleetCommand = async (
   input: CreateFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFleetInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -654,10 +639,7 @@ export const serializeAws_json1_1CreateFleetLocationsCommand = async (
   input: CreateFleetLocationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateFleetLocations",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFleetLocations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFleetLocationsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -667,10 +649,7 @@ export const serializeAws_json1_1CreateGameServerGroupCommand = async (
   input: CreateGameServerGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateGameServerGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGameServerGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGameServerGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -680,10 +659,7 @@ export const serializeAws_json1_1CreateGameSessionCommand = async (
   input: CreateGameSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateGameSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGameSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGameSessionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -693,10 +669,7 @@ export const serializeAws_json1_1CreateGameSessionQueueCommand = async (
   input: CreateGameSessionQueueCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateGameSessionQueue",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGameSessionQueue");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGameSessionQueueInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -706,10 +679,7 @@ export const serializeAws_json1_1CreateLocationCommand = async (
   input: CreateLocationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateLocation",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLocation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLocationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -719,10 +689,7 @@ export const serializeAws_json1_1CreateMatchmakingConfigurationCommand = async (
   input: CreateMatchmakingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateMatchmakingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateMatchmakingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateMatchmakingConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -732,10 +699,7 @@ export const serializeAws_json1_1CreateMatchmakingRuleSetCommand = async (
   input: CreateMatchmakingRuleSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateMatchmakingRuleSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateMatchmakingRuleSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateMatchmakingRuleSetInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -745,10 +709,7 @@ export const serializeAws_json1_1CreatePlayerSessionCommand = async (
   input: CreatePlayerSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreatePlayerSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePlayerSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePlayerSessionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -758,10 +719,7 @@ export const serializeAws_json1_1CreatePlayerSessionsCommand = async (
   input: CreatePlayerSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreatePlayerSessions",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePlayerSessions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePlayerSessionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -771,10 +729,7 @@ export const serializeAws_json1_1CreateScriptCommand = async (
   input: CreateScriptCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateScript",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateScript");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateScriptInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -784,10 +739,7 @@ export const serializeAws_json1_1CreateVpcPeeringAuthorizationCommand = async (
   input: CreateVpcPeeringAuthorizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateVpcPeeringAuthorization",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVpcPeeringAuthorization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateVpcPeeringAuthorizationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -797,10 +749,7 @@ export const serializeAws_json1_1CreateVpcPeeringConnectionCommand = async (
   input: CreateVpcPeeringConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.CreateVpcPeeringConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVpcPeeringConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateVpcPeeringConnectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -810,10 +759,7 @@ export const serializeAws_json1_1DeleteAliasCommand = async (
   input: DeleteAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAliasInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -823,10 +769,7 @@ export const serializeAws_json1_1DeleteBuildCommand = async (
   input: DeleteBuildCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteBuild",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBuild");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBuildInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -836,10 +779,7 @@ export const serializeAws_json1_1DeleteFleetCommand = async (
   input: DeleteFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFleetInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -849,10 +789,7 @@ export const serializeAws_json1_1DeleteFleetLocationsCommand = async (
   input: DeleteFleetLocationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteFleetLocations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFleetLocations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFleetLocationsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -862,10 +799,7 @@ export const serializeAws_json1_1DeleteGameServerGroupCommand = async (
   input: DeleteGameServerGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteGameServerGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGameServerGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGameServerGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -875,10 +809,7 @@ export const serializeAws_json1_1DeleteGameSessionQueueCommand = async (
   input: DeleteGameSessionQueueCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteGameSessionQueue",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGameSessionQueue");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGameSessionQueueInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -888,10 +819,7 @@ export const serializeAws_json1_1DeleteLocationCommand = async (
   input: DeleteLocationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteLocation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLocation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLocationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -901,10 +829,7 @@ export const serializeAws_json1_1DeleteMatchmakingConfigurationCommand = async (
   input: DeleteMatchmakingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteMatchmakingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMatchmakingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMatchmakingConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -914,10 +839,7 @@ export const serializeAws_json1_1DeleteMatchmakingRuleSetCommand = async (
   input: DeleteMatchmakingRuleSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteMatchmakingRuleSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMatchmakingRuleSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMatchmakingRuleSetInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -927,10 +849,7 @@ export const serializeAws_json1_1DeleteScalingPolicyCommand = async (
   input: DeleteScalingPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteScalingPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteScalingPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteScalingPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -940,10 +859,7 @@ export const serializeAws_json1_1DeleteScriptCommand = async (
   input: DeleteScriptCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteScript",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteScript");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteScriptInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -953,10 +869,7 @@ export const serializeAws_json1_1DeleteVpcPeeringAuthorizationCommand = async (
   input: DeleteVpcPeeringAuthorizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteVpcPeeringAuthorization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVpcPeeringAuthorization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteVpcPeeringAuthorizationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -966,10 +879,7 @@ export const serializeAws_json1_1DeleteVpcPeeringConnectionCommand = async (
   input: DeleteVpcPeeringConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeleteVpcPeeringConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVpcPeeringConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteVpcPeeringConnectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -979,10 +889,7 @@ export const serializeAws_json1_1DeregisterComputeCommand = async (
   input: DeregisterComputeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeregisterCompute",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterCompute");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterComputeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -992,10 +899,7 @@ export const serializeAws_json1_1DeregisterGameServerCommand = async (
   input: DeregisterGameServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DeregisterGameServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterGameServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterGameServerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1005,10 +909,7 @@ export const serializeAws_json1_1DescribeAliasCommand = async (
   input: DescribeAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAliasInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1018,10 +919,7 @@ export const serializeAws_json1_1DescribeBuildCommand = async (
   input: DescribeBuildCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeBuild",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBuild");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBuildInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1031,10 +929,7 @@ export const serializeAws_json1_1DescribeComputeCommand = async (
   input: DescribeComputeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeCompute",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCompute");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeComputeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1044,10 +939,7 @@ export const serializeAws_json1_1DescribeEC2InstanceLimitsCommand = async (
   input: DescribeEC2InstanceLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeEC2InstanceLimits",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEC2InstanceLimits");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEC2InstanceLimitsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1057,10 +949,7 @@ export const serializeAws_json1_1DescribeFleetAttributesCommand = async (
   input: DescribeFleetAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeFleetAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetAttributesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1070,10 +959,7 @@ export const serializeAws_json1_1DescribeFleetCapacityCommand = async (
   input: DescribeFleetCapacityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeFleetCapacity",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetCapacity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetCapacityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1083,10 +969,7 @@ export const serializeAws_json1_1DescribeFleetEventsCommand = async (
   input: DescribeFleetEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeFleetEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetEventsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1096,10 +979,7 @@ export const serializeAws_json1_1DescribeFleetLocationAttributesCommand = async
   input: DescribeFleetLocationAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeFleetLocationAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetLocationAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetLocationAttributesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1109,10 +989,7 @@ export const serializeAws_json1_1DescribeFleetLocationCapacityCommand = async (
   input: DescribeFleetLocationCapacityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeFleetLocationCapacity",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetLocationCapacity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetLocationCapacityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1122,10 +999,7 @@ export const serializeAws_json1_1DescribeFleetLocationUtilizationCommand = async
   input: DescribeFleetLocationUtilizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeFleetLocationUtilization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetLocationUtilization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetLocationUtilizationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1135,10 +1009,7 @@ export const serializeAws_json1_1DescribeFleetPortSettingsCommand = async (
   input: DescribeFleetPortSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeFleetPortSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetPortSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetPortSettingsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1148,10 +1019,7 @@ export const serializeAws_json1_1DescribeFleetUtilizationCommand = async (
   input: DescribeFleetUtilizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeFleetUtilization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFleetUtilization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFleetUtilizationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1161,10 +1029,7 @@ export const serializeAws_json1_1DescribeGameServerCommand = async (
   input: DescribeGameServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeGameServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGameServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeGameServerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1174,10 +1039,7 @@ export const serializeAws_json1_1DescribeGameServerGroupCommand = async (
   input: DescribeGameServerGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeGameServerGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGameServerGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeGameServerGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1187,10 +1049,7 @@ export const serializeAws_json1_1DescribeGameServerInstancesCommand = async (
   input: DescribeGameServerInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeGameServerInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGameServerInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeGameServerInstancesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1200,10 +1059,7 @@ export const serializeAws_json1_1DescribeGameSessionDetailsCommand = async (
   input: DescribeGameSessionDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeGameSessionDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGameSessionDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeGameSessionDetailsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1213,10 +1069,7 @@ export const serializeAws_json1_1DescribeGameSessionPlacementCommand = async (
   input: DescribeGameSessionPlacementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeGameSessionPlacement",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGameSessionPlacement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeGameSessionPlacementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1226,10 +1079,7 @@ export const serializeAws_json1_1DescribeGameSessionQueuesCommand = async (
   input: DescribeGameSessionQueuesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeGameSessionQueues",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGameSessionQueues");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeGameSessionQueuesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1239,10 +1089,7 @@ export const serializeAws_json1_1DescribeGameSessionsCommand = async (
   input: DescribeGameSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeGameSessions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGameSessions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeGameSessionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1252,10 +1099,7 @@ export const serializeAws_json1_1DescribeInstancesCommand = async (
   input: DescribeInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInstancesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1265,10 +1109,7 @@ export const serializeAws_json1_1DescribeMatchmakingCommand = async (
   input: DescribeMatchmakingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeMatchmaking",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMatchmaking");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMatchmakingInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1278,10 +1119,7 @@ export const serializeAws_json1_1DescribeMatchmakingConfigurationsCommand = asyn
   input: DescribeMatchmakingConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeMatchmakingConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMatchmakingConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMatchmakingConfigurationsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1291,10 +1129,7 @@ export const serializeAws_json1_1DescribeMatchmakingRuleSetsCommand = async (
   input: DescribeMatchmakingRuleSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeMatchmakingRuleSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMatchmakingRuleSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMatchmakingRuleSetsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1304,10 +1139,7 @@ export const serializeAws_json1_1DescribePlayerSessionsCommand = async (
   input: DescribePlayerSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribePlayerSessions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePlayerSessions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePlayerSessionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1317,10 +1149,7 @@ export const serializeAws_json1_1DescribeRuntimeConfigurationCommand = async (
   input: DescribeRuntimeConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeRuntimeConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRuntimeConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRuntimeConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1330,10 +1159,7 @@ export const serializeAws_json1_1DescribeScalingPoliciesCommand = async (
   input: DescribeScalingPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeScalingPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeScalingPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeScalingPoliciesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1343,10 +1169,7 @@ export const serializeAws_json1_1DescribeScriptCommand = async (
   input: DescribeScriptCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeScript",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeScript");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeScriptInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1356,10 +1179,7 @@ export const serializeAws_json1_1DescribeVpcPeeringAuthorizationsCommand = async
   input: DescribeVpcPeeringAuthorizationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeVpcPeeringAuthorizations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeVpcPeeringAuthorizations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeVpcPeeringAuthorizationsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1369,10 +1189,7 @@ export const serializeAws_json1_1DescribeVpcPeeringConnectionsCommand = async (
   input: DescribeVpcPeeringConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.DescribeVpcPeeringConnections",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeVpcPeeringConnections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeVpcPeeringConnectionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1382,10 +1199,7 @@ export const serializeAws_json1_1GetComputeAccessCommand = async (
   input: GetComputeAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.GetComputeAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetComputeAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetComputeAccessInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1395,10 +1209,7 @@ export const serializeAws_json1_1GetComputeAuthTokenCommand = async (
   input: GetComputeAuthTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.GetComputeAuthToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetComputeAuthToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetComputeAuthTokenInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1408,10 +1219,7 @@ export const serializeAws_json1_1GetGameSessionLogUrlCommand = async (
   input: GetGameSessionLogUrlCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.GetGameSessionLogUrl",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetGameSessionLogUrl");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetGameSessionLogUrlInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1421,10 +1229,7 @@ export const serializeAws_json1_1GetInstanceAccessCommand = async (
   input: GetInstanceAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.GetInstanceAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstanceAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstanceAccessInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1434,10 +1239,7 @@ export const serializeAws_json1_1ListAliasesCommand = async (
   input: ListAliasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ListAliases",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAliases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAliasesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1447,10 +1249,7 @@ export const serializeAws_json1_1ListBuildsCommand = async (
   input: ListBuildsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ListBuilds",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBuilds");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBuildsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1460,10 +1259,7 @@ export const serializeAws_json1_1ListComputeCommand = async (
   input: ListComputeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ListCompute",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCompute");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListComputeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1473,10 +1269,7 @@ export const serializeAws_json1_1ListFleetsCommand = async (
   input: ListFleetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ListFleets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFleets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFleetsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1486,10 +1279,7 @@ export const serializeAws_json1_1ListGameServerGroupsCommand = async (
   input: ListGameServerGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ListGameServerGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGameServerGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGameServerGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1499,10 +1289,7 @@ export const serializeAws_json1_1ListGameServersCommand = async (
   input: ListGameServersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ListGameServers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGameServers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGameServersInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1512,10 +1299,7 @@ export const serializeAws_json1_1ListLocationsCommand = async (
   input: ListLocationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ListLocations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLocations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLocationsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1525,10 +1309,7 @@ export const serializeAws_json1_1ListScriptsCommand = async (
   input: ListScriptsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ListScripts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListScripts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListScriptsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1538,10 +1319,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1551,10 +1329,7 @@ export const serializeAws_json1_1PutScalingPolicyCommand = async (
   input: PutScalingPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.PutScalingPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutScalingPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutScalingPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1564,10 +1339,7 @@ export const serializeAws_json1_1RegisterComputeCommand = async (
   input: RegisterComputeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.RegisterCompute",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterCompute");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterComputeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1577,10 +1349,7 @@ export const serializeAws_json1_1RegisterGameServerCommand = async (
   input: RegisterGameServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.RegisterGameServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterGameServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterGameServerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1590,10 +1359,7 @@ export const serializeAws_json1_1RequestUploadCredentialsCommand = async (
   input: RequestUploadCredentialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.RequestUploadCredentials",
-  };
+  const headers: __HeaderBag = sharedHeaders("RequestUploadCredentials");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RequestUploadCredentialsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1603,10 +1369,7 @@ export const serializeAws_json1_1ResolveAliasCommand = async (
   input: ResolveAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ResolveAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResolveAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResolveAliasInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1616,10 +1379,7 @@ export const serializeAws_json1_1ResumeGameServerGroupCommand = async (
   input: ResumeGameServerGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ResumeGameServerGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResumeGameServerGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResumeGameServerGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1629,10 +1389,7 @@ export const serializeAws_json1_1SearchGameSessionsCommand = async (
   input: SearchGameSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.SearchGameSessions",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchGameSessions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchGameSessionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1642,10 +1399,7 @@ export const serializeAws_json1_1StartFleetActionsCommand = async (
   input: StartFleetActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.StartFleetActions",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartFleetActions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartFleetActionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1655,10 +1409,7 @@ export const serializeAws_json1_1StartGameSessionPlacementCommand = async (
   input: StartGameSessionPlacementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.StartGameSessionPlacement",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartGameSessionPlacement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartGameSessionPlacementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1668,10 +1419,7 @@ export const serializeAws_json1_1StartMatchBackfillCommand = async (
   input: StartMatchBackfillCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.StartMatchBackfill",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartMatchBackfill");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartMatchBackfillInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1681,10 +1429,7 @@ export const serializeAws_json1_1StartMatchmakingCommand = async (
   input: StartMatchmakingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.StartMatchmaking",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartMatchmaking");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartMatchmakingInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1694,10 +1439,7 @@ export const serializeAws_json1_1StopFleetActionsCommand = async (
   input: StopFleetActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.StopFleetActions",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopFleetActions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopFleetActionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1707,10 +1449,7 @@ export const serializeAws_json1_1StopGameSessionPlacementCommand = async (
   input: StopGameSessionPlacementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.StopGameSessionPlacement",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopGameSessionPlacement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopGameSessionPlacementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1720,10 +1459,7 @@ export const serializeAws_json1_1StopMatchmakingCommand = async (
   input: StopMatchmakingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.StopMatchmaking",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopMatchmaking");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopMatchmakingInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1733,10 +1469,7 @@ export const serializeAws_json1_1SuspendGameServerGroupCommand = async (
   input: SuspendGameServerGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.SuspendGameServerGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("SuspendGameServerGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SuspendGameServerGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1746,10 +1479,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1759,10 +1489,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1772,10 +1499,7 @@ export const serializeAws_json1_1UpdateAliasCommand = async (
   input: UpdateAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAliasInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1785,10 +1509,7 @@ export const serializeAws_json1_1UpdateBuildCommand = async (
   input: UpdateBuildCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateBuild",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateBuild");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateBuildInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1798,10 +1519,7 @@ export const serializeAws_json1_1UpdateFleetAttributesCommand = async (
   input: UpdateFleetAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateFleetAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFleetAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFleetAttributesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1811,10 +1529,7 @@ export const serializeAws_json1_1UpdateFleetCapacityCommand = async (
   input: UpdateFleetCapacityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateFleetCapacity",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFleetCapacity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFleetCapacityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1824,10 +1539,7 @@ export const serializeAws_json1_1UpdateFleetPortSettingsCommand = async (
   input: UpdateFleetPortSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateFleetPortSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFleetPortSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFleetPortSettingsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1837,10 +1549,7 @@ export const serializeAws_json1_1UpdateGameServerCommand = async (
   input: UpdateGameServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateGameServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGameServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGameServerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1850,10 +1559,7 @@ export const serializeAws_json1_1UpdateGameServerGroupCommand = async (
   input: UpdateGameServerGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateGameServerGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGameServerGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGameServerGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1863,10 +1569,7 @@ export const serializeAws_json1_1UpdateGameSessionCommand = async (
   input: UpdateGameSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateGameSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGameSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGameSessionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1876,10 +1579,7 @@ export const serializeAws_json1_1UpdateGameSessionQueueCommand = async (
   input: UpdateGameSessionQueueCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateGameSessionQueue",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGameSessionQueue");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGameSessionQueueInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1889,10 +1589,7 @@ export const serializeAws_json1_1UpdateMatchmakingConfigurationCommand = async (
   input: UpdateMatchmakingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateMatchmakingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMatchmakingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMatchmakingConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1902,10 +1599,7 @@ export const serializeAws_json1_1UpdateRuntimeConfigurationCommand = async (
   input: UpdateRuntimeConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateRuntimeConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRuntimeConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRuntimeConfigurationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1915,10 +1609,7 @@ export const serializeAws_json1_1UpdateScriptCommand = async (
   input: UpdateScriptCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.UpdateScript",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateScript");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateScriptInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1928,10 +1619,7 @@ export const serializeAws_json1_1ValidateMatchmakingRuleSetCommand = async (
   input: ValidateMatchmakingRuleSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GameLift.ValidateMatchmakingRuleSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("ValidateMatchmakingRuleSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ValidateMatchmakingRuleSetInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -11643,6 +11331,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `GameLift.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-global-accelerator/src/protocols/Aws_json1_1.ts b/clients/client-global-accelerator/src/protocols/Aws_json1_1.ts
index 82c9dad5118d0..31537e17e353e 100644
--- a/clients/client-global-accelerator/src/protocols/Aws_json1_1.ts
+++ b/clients/client-global-accelerator/src/protocols/Aws_json1_1.ts
@@ -305,10 +305,7 @@ export const serializeAws_json1_1AddCustomRoutingEndpointsCommand = async (
   input: AddCustomRoutingEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.AddCustomRoutingEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddCustomRoutingEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddCustomRoutingEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -318,10 +315,7 @@ export const serializeAws_json1_1AddEndpointsCommand = async (
   input: AddEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.AddEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -331,10 +325,7 @@ export const serializeAws_json1_1AdvertiseByoipCidrCommand = async (
   input: AdvertiseByoipCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.AdvertiseByoipCidr",
-  };
+  const headers: __HeaderBag = sharedHeaders("AdvertiseByoipCidr");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AdvertiseByoipCidrRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -344,10 +335,7 @@ export const serializeAws_json1_1AllowCustomRoutingTrafficCommand = async (
   input: AllowCustomRoutingTrafficCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.AllowCustomRoutingTraffic",
-  };
+  const headers: __HeaderBag = sharedHeaders("AllowCustomRoutingTraffic");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AllowCustomRoutingTrafficRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -357,10 +345,7 @@ export const serializeAws_json1_1CreateAcceleratorCommand = async (
   input: CreateAcceleratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.CreateAccelerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAccelerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAcceleratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -370,10 +355,7 @@ export const serializeAws_json1_1CreateCustomRoutingAcceleratorCommand = async (
   input: CreateCustomRoutingAcceleratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.CreateCustomRoutingAccelerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCustomRoutingAccelerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCustomRoutingAcceleratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -383,10 +365,7 @@ export const serializeAws_json1_1CreateCustomRoutingEndpointGroupCommand = async
   input: CreateCustomRoutingEndpointGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.CreateCustomRoutingEndpointGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCustomRoutingEndpointGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCustomRoutingEndpointGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -396,10 +375,7 @@ export const serializeAws_json1_1CreateCustomRoutingListenerCommand = async (
   input: CreateCustomRoutingListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.CreateCustomRoutingListener",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCustomRoutingListener");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCustomRoutingListenerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -409,10 +385,7 @@ export const serializeAws_json1_1CreateEndpointGroupCommand = async (
   input: CreateEndpointGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.CreateEndpointGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEndpointGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEndpointGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -422,10 +395,7 @@ export const serializeAws_json1_1CreateListenerCommand = async (
   input: CreateListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.CreateListener",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateListener");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateListenerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -435,10 +405,7 @@ export const serializeAws_json1_1DeleteAcceleratorCommand = async (
   input: DeleteAcceleratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DeleteAccelerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAccelerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAcceleratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -448,10 +415,7 @@ export const serializeAws_json1_1DeleteCustomRoutingAcceleratorCommand = async (
   input: DeleteCustomRoutingAcceleratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DeleteCustomRoutingAccelerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCustomRoutingAccelerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCustomRoutingAcceleratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -461,10 +425,7 @@ export const serializeAws_json1_1DeleteCustomRoutingEndpointGroupCommand = async
   input: DeleteCustomRoutingEndpointGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DeleteCustomRoutingEndpointGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCustomRoutingEndpointGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCustomRoutingEndpointGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -474,10 +435,7 @@ export const serializeAws_json1_1DeleteCustomRoutingListenerCommand = async (
   input: DeleteCustomRoutingListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DeleteCustomRoutingListener",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCustomRoutingListener");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCustomRoutingListenerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -487,10 +445,7 @@ export const serializeAws_json1_1DeleteEndpointGroupCommand = async (
   input: DeleteEndpointGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DeleteEndpointGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEndpointGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEndpointGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -500,10 +455,7 @@ export const serializeAws_json1_1DeleteListenerCommand = async (
   input: DeleteListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DeleteListener",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteListener");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteListenerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -513,10 +465,7 @@ export const serializeAws_json1_1DenyCustomRoutingTrafficCommand = async (
   input: DenyCustomRoutingTrafficCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DenyCustomRoutingTraffic",
-  };
+  const headers: __HeaderBag = sharedHeaders("DenyCustomRoutingTraffic");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DenyCustomRoutingTrafficRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -526,10 +475,7 @@ export const serializeAws_json1_1DeprovisionByoipCidrCommand = async (
   input: DeprovisionByoipCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DeprovisionByoipCidr",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeprovisionByoipCidr");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeprovisionByoipCidrRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -539,10 +485,7 @@ export const serializeAws_json1_1DescribeAcceleratorCommand = async (
   input: DescribeAcceleratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DescribeAccelerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccelerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAcceleratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -552,10 +495,7 @@ export const serializeAws_json1_1DescribeAcceleratorAttributesCommand = async (
   input: DescribeAcceleratorAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DescribeAcceleratorAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAcceleratorAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAcceleratorAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -565,10 +505,7 @@ export const serializeAws_json1_1DescribeCustomRoutingAcceleratorCommand = async
   input: DescribeCustomRoutingAcceleratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DescribeCustomRoutingAccelerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCustomRoutingAccelerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCustomRoutingAcceleratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -578,10 +515,7 @@ export const serializeAws_json1_1DescribeCustomRoutingAcceleratorAttributesComma
   input: DescribeCustomRoutingAcceleratorAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DescribeCustomRoutingAcceleratorAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCustomRoutingAcceleratorAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCustomRoutingAcceleratorAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -591,10 +525,7 @@ export const serializeAws_json1_1DescribeCustomRoutingEndpointGroupCommand = asy
   input: DescribeCustomRoutingEndpointGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DescribeCustomRoutingEndpointGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCustomRoutingEndpointGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCustomRoutingEndpointGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -604,10 +535,7 @@ export const serializeAws_json1_1DescribeCustomRoutingListenerCommand = async (
   input: DescribeCustomRoutingListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DescribeCustomRoutingListener",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCustomRoutingListener");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCustomRoutingListenerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -617,10 +545,7 @@ export const serializeAws_json1_1DescribeEndpointGroupCommand = async (
   input: DescribeEndpointGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DescribeEndpointGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEndpointGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEndpointGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -630,10 +555,7 @@ export const serializeAws_json1_1DescribeListenerCommand = async (
   input: DescribeListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.DescribeListener",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeListener");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeListenerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -643,10 +565,7 @@ export const serializeAws_json1_1ListAcceleratorsCommand = async (
   input: ListAcceleratorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.ListAccelerators",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccelerators");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAcceleratorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -656,10 +575,7 @@ export const serializeAws_json1_1ListByoipCidrsCommand = async (
   input: ListByoipCidrsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.ListByoipCidrs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListByoipCidrs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListByoipCidrsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -669,10 +585,7 @@ export const serializeAws_json1_1ListCustomRoutingAcceleratorsCommand = async (
   input: ListCustomRoutingAcceleratorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.ListCustomRoutingAccelerators",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCustomRoutingAccelerators");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCustomRoutingAcceleratorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -682,10 +595,7 @@ export const serializeAws_json1_1ListCustomRoutingEndpointGroupsCommand = async
   input: ListCustomRoutingEndpointGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.ListCustomRoutingEndpointGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCustomRoutingEndpointGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCustomRoutingEndpointGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -695,10 +605,7 @@ export const serializeAws_json1_1ListCustomRoutingListenersCommand = async (
   input: ListCustomRoutingListenersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.ListCustomRoutingListeners",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCustomRoutingListeners");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCustomRoutingListenersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -708,10 +615,7 @@ export const serializeAws_json1_1ListCustomRoutingPortMappingsCommand = async (
   input: ListCustomRoutingPortMappingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.ListCustomRoutingPortMappings",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCustomRoutingPortMappings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCustomRoutingPortMappingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -721,10 +625,7 @@ export const serializeAws_json1_1ListCustomRoutingPortMappingsByDestinationComma
   input: ListCustomRoutingPortMappingsByDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.ListCustomRoutingPortMappingsByDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCustomRoutingPortMappingsByDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCustomRoutingPortMappingsByDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -734,10 +635,7 @@ export const serializeAws_json1_1ListEndpointGroupsCommand = async (
   input: ListEndpointGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.ListEndpointGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEndpointGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEndpointGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -747,10 +645,7 @@ export const serializeAws_json1_1ListListenersCommand = async (
   input: ListListenersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.ListListeners",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListListeners");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListListenersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -760,10 +655,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -773,10 +665,7 @@ export const serializeAws_json1_1ProvisionByoipCidrCommand = async (
   input: ProvisionByoipCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.ProvisionByoipCidr",
-  };
+  const headers: __HeaderBag = sharedHeaders("ProvisionByoipCidr");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ProvisionByoipCidrRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -786,10 +675,7 @@ export const serializeAws_json1_1RemoveCustomRoutingEndpointsCommand = async (
   input: RemoveCustomRoutingEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.RemoveCustomRoutingEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveCustomRoutingEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveCustomRoutingEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -799,10 +685,7 @@ export const serializeAws_json1_1RemoveEndpointsCommand = async (
   input: RemoveEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.RemoveEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -812,10 +695,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -825,10 +705,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -838,10 +715,7 @@ export const serializeAws_json1_1UpdateAcceleratorCommand = async (
   input: UpdateAcceleratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.UpdateAccelerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAccelerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAcceleratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -851,10 +725,7 @@ export const serializeAws_json1_1UpdateAcceleratorAttributesCommand = async (
   input: UpdateAcceleratorAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.UpdateAcceleratorAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAcceleratorAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAcceleratorAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -864,10 +735,7 @@ export const serializeAws_json1_1UpdateCustomRoutingAcceleratorCommand = async (
   input: UpdateCustomRoutingAcceleratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.UpdateCustomRoutingAccelerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCustomRoutingAccelerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCustomRoutingAcceleratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -877,10 +745,7 @@ export const serializeAws_json1_1UpdateCustomRoutingAcceleratorAttributesCommand
   input: UpdateCustomRoutingAcceleratorAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.UpdateCustomRoutingAcceleratorAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCustomRoutingAcceleratorAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCustomRoutingAcceleratorAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -890,10 +755,7 @@ export const serializeAws_json1_1UpdateCustomRoutingListenerCommand = async (
   input: UpdateCustomRoutingListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.UpdateCustomRoutingListener",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCustomRoutingListener");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCustomRoutingListenerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -903,10 +765,7 @@ export const serializeAws_json1_1UpdateEndpointGroupCommand = async (
   input: UpdateEndpointGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.UpdateEndpointGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEndpointGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEndpointGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -916,10 +775,7 @@ export const serializeAws_json1_1UpdateListenerCommand = async (
   input: UpdateListenerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.UpdateListener",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateListener");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateListenerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -929,10 +785,7 @@ export const serializeAws_json1_1WithdrawByoipCidrCommand = async (
   input: WithdrawByoipCidrCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "GlobalAccelerator_V20180706.WithdrawByoipCidr",
-  };
+  const headers: __HeaderBag = sharedHeaders("WithdrawByoipCidr");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1WithdrawByoipCidrRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5466,6 +5319,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `GlobalAccelerator_V20180706.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-glue/src/protocols/Aws_json1_1.ts b/clients/client-glue/src/protocols/Aws_json1_1.ts
index 9517126a0a695..9e5f4567b4efd 100644
--- a/clients/client-glue/src/protocols/Aws_json1_1.ts
+++ b/clients/client-glue/src/protocols/Aws_json1_1.ts
@@ -1164,10 +1164,7 @@ export const serializeAws_json1_1BatchCreatePartitionCommand = async (
   input: BatchCreatePartitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchCreatePartition",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchCreatePartition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchCreatePartitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1177,10 +1174,7 @@ export const serializeAws_json1_1BatchDeleteConnectionCommand = async (
   input: BatchDeleteConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchDeleteConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDeleteConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDeleteConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1190,10 +1184,7 @@ export const serializeAws_json1_1BatchDeletePartitionCommand = async (
   input: BatchDeletePartitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchDeletePartition",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDeletePartition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDeletePartitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1203,10 +1194,7 @@ export const serializeAws_json1_1BatchDeleteTableCommand = async (
   input: BatchDeleteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchDeleteTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDeleteTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDeleteTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1216,10 +1204,7 @@ export const serializeAws_json1_1BatchDeleteTableVersionCommand = async (
   input: BatchDeleteTableVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchDeleteTableVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDeleteTableVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDeleteTableVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1229,10 +1214,7 @@ export const serializeAws_json1_1BatchGetBlueprintsCommand = async (
   input: BatchGetBlueprintsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchGetBlueprints",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetBlueprints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetBlueprintsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1242,10 +1224,7 @@ export const serializeAws_json1_1BatchGetCrawlersCommand = async (
   input: BatchGetCrawlersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchGetCrawlers",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetCrawlers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetCrawlersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1255,10 +1234,7 @@ export const serializeAws_json1_1BatchGetCustomEntityTypesCommand = async (
   input: BatchGetCustomEntityTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchGetCustomEntityTypes",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetCustomEntityTypes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetCustomEntityTypesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1268,10 +1244,7 @@ export const serializeAws_json1_1BatchGetDataQualityResultCommand = async (
   input: BatchGetDataQualityResultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchGetDataQualityResult",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetDataQualityResult");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetDataQualityResultRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1281,10 +1254,7 @@ export const serializeAws_json1_1BatchGetDevEndpointsCommand = async (
   input: BatchGetDevEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchGetDevEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetDevEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetDevEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1294,10 +1264,7 @@ export const serializeAws_json1_1BatchGetJobsCommand = async (
   input: BatchGetJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchGetJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1307,10 +1274,7 @@ export const serializeAws_json1_1BatchGetPartitionCommand = async (
   input: BatchGetPartitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchGetPartition",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetPartition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetPartitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1320,10 +1284,7 @@ export const serializeAws_json1_1BatchGetTriggersCommand = async (
   input: BatchGetTriggersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchGetTriggers",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetTriggers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetTriggersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1333,10 +1294,7 @@ export const serializeAws_json1_1BatchGetWorkflowsCommand = async (
   input: BatchGetWorkflowsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchGetWorkflows",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetWorkflows");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetWorkflowsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1346,10 +1304,7 @@ export const serializeAws_json1_1BatchStopJobRunCommand = async (
   input: BatchStopJobRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchStopJobRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchStopJobRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchStopJobRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1359,10 +1314,7 @@ export const serializeAws_json1_1BatchUpdatePartitionCommand = async (
   input: BatchUpdatePartitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.BatchUpdatePartition",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchUpdatePartition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchUpdatePartitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1372,10 +1324,7 @@ export const serializeAws_json1_1CancelDataQualityRuleRecommendationRunCommand =
   input: CancelDataQualityRuleRecommendationRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CancelDataQualityRuleRecommendationRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelDataQualityRuleRecommendationRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelDataQualityRuleRecommendationRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1385,10 +1334,7 @@ export const serializeAws_json1_1CancelDataQualityRulesetEvaluationRunCommand =
   input: CancelDataQualityRulesetEvaluationRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CancelDataQualityRulesetEvaluationRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelDataQualityRulesetEvaluationRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelDataQualityRulesetEvaluationRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1398,10 +1344,7 @@ export const serializeAws_json1_1CancelMLTaskRunCommand = async (
   input: CancelMLTaskRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CancelMLTaskRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelMLTaskRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelMLTaskRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1411,10 +1354,7 @@ export const serializeAws_json1_1CancelStatementCommand = async (
   input: CancelStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CancelStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelStatementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1424,10 +1364,7 @@ export const serializeAws_json1_1CheckSchemaVersionValidityCommand = async (
   input: CheckSchemaVersionValidityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CheckSchemaVersionValidity",
-  };
+  const headers: __HeaderBag = sharedHeaders("CheckSchemaVersionValidity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CheckSchemaVersionValidityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1437,10 +1374,7 @@ export const serializeAws_json1_1CreateBlueprintCommand = async (
   input: CreateBlueprintCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateBlueprint",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBlueprint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBlueprintRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1450,10 +1384,7 @@ export const serializeAws_json1_1CreateClassifierCommand = async (
   input: CreateClassifierCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateClassifier",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateClassifier");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateClassifierRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1463,10 +1394,7 @@ export const serializeAws_json1_1CreateConnectionCommand = async (
   input: CreateConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1476,10 +1404,7 @@ export const serializeAws_json1_1CreateCrawlerCommand = async (
   input: CreateCrawlerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateCrawler",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCrawler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCrawlerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1489,10 +1414,7 @@ export const serializeAws_json1_1CreateCustomEntityTypeCommand = async (
   input: CreateCustomEntityTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateCustomEntityType",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCustomEntityType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCustomEntityTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1502,10 +1424,7 @@ export const serializeAws_json1_1CreateDatabaseCommand = async (
   input: CreateDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1515,10 +1434,7 @@ export const serializeAws_json1_1CreateDataQualityRulesetCommand = async (
   input: CreateDataQualityRulesetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateDataQualityRuleset",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataQualityRuleset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDataQualityRulesetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1528,10 +1444,7 @@ export const serializeAws_json1_1CreateDevEndpointCommand = async (
   input: CreateDevEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateDevEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDevEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDevEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1541,10 +1454,7 @@ export const serializeAws_json1_1CreateJobCommand = async (
   input: CreateJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1554,10 +1464,7 @@ export const serializeAws_json1_1CreateMLTransformCommand = async (
   input: CreateMLTransformCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateMLTransform",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateMLTransform");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateMLTransformRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1567,10 +1474,7 @@ export const serializeAws_json1_1CreatePartitionCommand = async (
   input: CreatePartitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreatePartition",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePartition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePartitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1580,10 +1484,7 @@ export const serializeAws_json1_1CreatePartitionIndexCommand = async (
   input: CreatePartitionIndexCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreatePartitionIndex",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePartitionIndex");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePartitionIndexRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1593,10 +1494,7 @@ export const serializeAws_json1_1CreateRegistryCommand = async (
   input: CreateRegistryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateRegistry",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRegistry");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRegistryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1606,10 +1504,7 @@ export const serializeAws_json1_1CreateSchemaCommand = async (
   input: CreateSchemaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateSchema",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSchema");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSchemaInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1619,10 +1514,7 @@ export const serializeAws_json1_1CreateScriptCommand = async (
   input: CreateScriptCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateScript",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateScript");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateScriptRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1632,10 +1524,7 @@ export const serializeAws_json1_1CreateSecurityConfigurationCommand = async (
   input: CreateSecurityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateSecurityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSecurityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSecurityConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1645,10 +1534,7 @@ export const serializeAws_json1_1CreateSessionCommand = async (
   input: CreateSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1658,10 +1544,7 @@ export const serializeAws_json1_1CreateTableCommand = async (
   input: CreateTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1671,10 +1554,7 @@ export const serializeAws_json1_1CreateTriggerCommand = async (
   input: CreateTriggerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateTrigger",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTrigger");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTriggerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1684,10 +1564,7 @@ export const serializeAws_json1_1CreateUserDefinedFunctionCommand = async (
   input: CreateUserDefinedFunctionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateUserDefinedFunction",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUserDefinedFunction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserDefinedFunctionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1697,10 +1574,7 @@ export const serializeAws_json1_1CreateWorkflowCommand = async (
   input: CreateWorkflowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.CreateWorkflow",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWorkflow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWorkflowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1710,10 +1584,7 @@ export const serializeAws_json1_1DeleteBlueprintCommand = async (
   input: DeleteBlueprintCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteBlueprint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBlueprint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBlueprintRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1723,10 +1594,7 @@ export const serializeAws_json1_1DeleteClassifierCommand = async (
   input: DeleteClassifierCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteClassifier",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteClassifier");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteClassifierRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1736,10 +1604,7 @@ export const serializeAws_json1_1DeleteColumnStatisticsForPartitionCommand = asy
   input: DeleteColumnStatisticsForPartitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteColumnStatisticsForPartition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteColumnStatisticsForPartition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteColumnStatisticsForPartitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1749,10 +1614,7 @@ export const serializeAws_json1_1DeleteColumnStatisticsForTableCommand = async (
   input: DeleteColumnStatisticsForTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteColumnStatisticsForTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteColumnStatisticsForTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteColumnStatisticsForTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1762,10 +1624,7 @@ export const serializeAws_json1_1DeleteConnectionCommand = async (
   input: DeleteConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1775,10 +1634,7 @@ export const serializeAws_json1_1DeleteCrawlerCommand = async (
   input: DeleteCrawlerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteCrawler",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCrawler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCrawlerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1788,10 +1644,7 @@ export const serializeAws_json1_1DeleteCustomEntityTypeCommand = async (
   input: DeleteCustomEntityTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteCustomEntityType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCustomEntityType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCustomEntityTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1801,10 +1654,7 @@ export const serializeAws_json1_1DeleteDatabaseCommand = async (
   input: DeleteDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1814,10 +1664,7 @@ export const serializeAws_json1_1DeleteDataQualityRulesetCommand = async (
   input: DeleteDataQualityRulesetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteDataQualityRuleset",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDataQualityRuleset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDataQualityRulesetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1827,10 +1674,7 @@ export const serializeAws_json1_1DeleteDevEndpointCommand = async (
   input: DeleteDevEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteDevEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDevEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDevEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1840,10 +1684,7 @@ export const serializeAws_json1_1DeleteJobCommand = async (
   input: DeleteJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1853,10 +1694,7 @@ export const serializeAws_json1_1DeleteMLTransformCommand = async (
   input: DeleteMLTransformCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteMLTransform",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMLTransform");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMLTransformRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1866,10 +1704,7 @@ export const serializeAws_json1_1DeletePartitionCommand = async (
   input: DeletePartitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeletePartition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePartition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePartitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1879,10 +1714,7 @@ export const serializeAws_json1_1DeletePartitionIndexCommand = async (
   input: DeletePartitionIndexCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeletePartitionIndex",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePartitionIndex");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePartitionIndexRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1892,10 +1724,7 @@ export const serializeAws_json1_1DeleteRegistryCommand = async (
   input: DeleteRegistryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteRegistry",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRegistry");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRegistryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1905,10 +1734,7 @@ export const serializeAws_json1_1DeleteResourcePolicyCommand = async (
   input: DeleteResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1918,10 +1744,7 @@ export const serializeAws_json1_1DeleteSchemaCommand = async (
   input: DeleteSchemaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteSchema",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSchema");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSchemaInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1931,10 +1754,7 @@ export const serializeAws_json1_1DeleteSchemaVersionsCommand = async (
   input: DeleteSchemaVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteSchemaVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSchemaVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSchemaVersionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1944,10 +1764,7 @@ export const serializeAws_json1_1DeleteSecurityConfigurationCommand = async (
   input: DeleteSecurityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteSecurityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSecurityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSecurityConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1957,10 +1774,7 @@ export const serializeAws_json1_1DeleteSessionCommand = async (
   input: DeleteSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1970,10 +1784,7 @@ export const serializeAws_json1_1DeleteTableCommand = async (
   input: DeleteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1983,10 +1794,7 @@ export const serializeAws_json1_1DeleteTableVersionCommand = async (
   input: DeleteTableVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteTableVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTableVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTableVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1996,10 +1804,7 @@ export const serializeAws_json1_1DeleteTriggerCommand = async (
   input: DeleteTriggerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteTrigger",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTrigger");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTriggerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2009,10 +1814,7 @@ export const serializeAws_json1_1DeleteUserDefinedFunctionCommand = async (
   input: DeleteUserDefinedFunctionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteUserDefinedFunction",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUserDefinedFunction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserDefinedFunctionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2022,10 +1824,7 @@ export const serializeAws_json1_1DeleteWorkflowCommand = async (
   input: DeleteWorkflowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.DeleteWorkflow",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWorkflow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWorkflowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2035,10 +1834,7 @@ export const serializeAws_json1_1GetBlueprintCommand = async (
   input: GetBlueprintCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetBlueprint",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBlueprint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBlueprintRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2048,10 +1844,7 @@ export const serializeAws_json1_1GetBlueprintRunCommand = async (
   input: GetBlueprintRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetBlueprintRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBlueprintRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBlueprintRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2061,10 +1854,7 @@ export const serializeAws_json1_1GetBlueprintRunsCommand = async (
   input: GetBlueprintRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetBlueprintRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBlueprintRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBlueprintRunsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2074,10 +1864,7 @@ export const serializeAws_json1_1GetCatalogImportStatusCommand = async (
   input: GetCatalogImportStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetCatalogImportStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCatalogImportStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCatalogImportStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2087,10 +1874,7 @@ export const serializeAws_json1_1GetClassifierCommand = async (
   input: GetClassifierCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetClassifier",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetClassifier");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetClassifierRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2100,10 +1884,7 @@ export const serializeAws_json1_1GetClassifiersCommand = async (
   input: GetClassifiersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetClassifiers",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetClassifiers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetClassifiersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2113,10 +1894,7 @@ export const serializeAws_json1_1GetColumnStatisticsForPartitionCommand = async
   input: GetColumnStatisticsForPartitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetColumnStatisticsForPartition",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetColumnStatisticsForPartition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetColumnStatisticsForPartitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2126,10 +1904,7 @@ export const serializeAws_json1_1GetColumnStatisticsForTableCommand = async (
   input: GetColumnStatisticsForTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetColumnStatisticsForTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetColumnStatisticsForTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetColumnStatisticsForTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2139,10 +1914,7 @@ export const serializeAws_json1_1GetConnectionCommand = async (
   input: GetConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2152,10 +1924,7 @@ export const serializeAws_json1_1GetConnectionsCommand = async (
   input: GetConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetConnections",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetConnections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetConnectionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2165,10 +1934,7 @@ export const serializeAws_json1_1GetCrawlerCommand = async (
   input: GetCrawlerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetCrawler",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCrawler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCrawlerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2178,10 +1944,7 @@ export const serializeAws_json1_1GetCrawlerMetricsCommand = async (
   input: GetCrawlerMetricsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetCrawlerMetrics",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCrawlerMetrics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCrawlerMetricsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2191,10 +1954,7 @@ export const serializeAws_json1_1GetCrawlersCommand = async (
   input: GetCrawlersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetCrawlers",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCrawlers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCrawlersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2204,10 +1964,7 @@ export const serializeAws_json1_1GetCustomEntityTypeCommand = async (
   input: GetCustomEntityTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetCustomEntityType",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCustomEntityType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCustomEntityTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2217,10 +1974,7 @@ export const serializeAws_json1_1GetDatabaseCommand = async (
   input: GetDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2230,10 +1984,7 @@ export const serializeAws_json1_1GetDatabasesCommand = async (
   input: GetDatabasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetDatabases",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDatabases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDatabasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2243,10 +1994,7 @@ export const serializeAws_json1_1GetDataCatalogEncryptionSettingsCommand = async
   input: GetDataCatalogEncryptionSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetDataCatalogEncryptionSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDataCatalogEncryptionSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDataCatalogEncryptionSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2256,10 +2004,7 @@ export const serializeAws_json1_1GetDataflowGraphCommand = async (
   input: GetDataflowGraphCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetDataflowGraph",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDataflowGraph");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDataflowGraphRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2269,10 +2014,7 @@ export const serializeAws_json1_1GetDataQualityResultCommand = async (
   input: GetDataQualityResultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetDataQualityResult",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDataQualityResult");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDataQualityResultRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2282,10 +2024,7 @@ export const serializeAws_json1_1GetDataQualityRuleRecommendationRunCommand = as
   input: GetDataQualityRuleRecommendationRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetDataQualityRuleRecommendationRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDataQualityRuleRecommendationRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDataQualityRuleRecommendationRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2295,10 +2034,7 @@ export const serializeAws_json1_1GetDataQualityRulesetCommand = async (
   input: GetDataQualityRulesetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetDataQualityRuleset",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDataQualityRuleset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDataQualityRulesetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2308,10 +2044,7 @@ export const serializeAws_json1_1GetDataQualityRulesetEvaluationRunCommand = asy
   input: GetDataQualityRulesetEvaluationRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetDataQualityRulesetEvaluationRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDataQualityRulesetEvaluationRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDataQualityRulesetEvaluationRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2321,10 +2054,7 @@ export const serializeAws_json1_1GetDevEndpointCommand = async (
   input: GetDevEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetDevEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDevEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDevEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2334,10 +2064,7 @@ export const serializeAws_json1_1GetDevEndpointsCommand = async (
   input: GetDevEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetDevEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDevEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDevEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2347,10 +2074,7 @@ export const serializeAws_json1_1GetJobCommand = async (
   input: GetJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2360,10 +2084,7 @@ export const serializeAws_json1_1GetJobBookmarkCommand = async (
   input: GetJobBookmarkCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetJobBookmark",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetJobBookmark");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetJobBookmarkRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2373,10 +2094,7 @@ export const serializeAws_json1_1GetJobRunCommand = async (
   input: GetJobRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetJobRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetJobRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetJobRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2386,10 +2104,7 @@ export const serializeAws_json1_1GetJobRunsCommand = async (
   input: GetJobRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetJobRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetJobRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetJobRunsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2399,10 +2114,7 @@ export const serializeAws_json1_1GetJobsCommand = async (
   input: GetJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2412,10 +2124,7 @@ export const serializeAws_json1_1GetMappingCommand = async (
   input: GetMappingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetMapping",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMapping");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMappingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2425,10 +2134,7 @@ export const serializeAws_json1_1GetMLTaskRunCommand = async (
   input: GetMLTaskRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetMLTaskRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMLTaskRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMLTaskRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2438,10 +2144,7 @@ export const serializeAws_json1_1GetMLTaskRunsCommand = async (
   input: GetMLTaskRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetMLTaskRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMLTaskRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMLTaskRunsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2451,10 +2154,7 @@ export const serializeAws_json1_1GetMLTransformCommand = async (
   input: GetMLTransformCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetMLTransform",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMLTransform");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMLTransformRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2464,10 +2164,7 @@ export const serializeAws_json1_1GetMLTransformsCommand = async (
   input: GetMLTransformsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetMLTransforms",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMLTransforms");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMLTransformsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2477,10 +2174,7 @@ export const serializeAws_json1_1GetPartitionCommand = async (
   input: GetPartitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetPartition",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPartition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPartitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2490,10 +2184,7 @@ export const serializeAws_json1_1GetPartitionIndexesCommand = async (
   input: GetPartitionIndexesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetPartitionIndexes",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPartitionIndexes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPartitionIndexesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2503,10 +2194,7 @@ export const serializeAws_json1_1GetPartitionsCommand = async (
   input: GetPartitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetPartitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPartitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPartitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2516,10 +2204,7 @@ export const serializeAws_json1_1GetPlanCommand = async (
   input: GetPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPlanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2529,10 +2214,7 @@ export const serializeAws_json1_1GetRegistryCommand = async (
   input: GetRegistryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetRegistry",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRegistry");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRegistryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2542,10 +2224,7 @@ export const serializeAws_json1_1GetResourcePoliciesCommand = async (
   input: GetResourcePoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetResourcePolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourcePolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourcePoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2555,10 +2234,7 @@ export const serializeAws_json1_1GetResourcePolicyCommand = async (
   input: GetResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2568,10 +2244,7 @@ export const serializeAws_json1_1GetSchemaCommand = async (
   input: GetSchemaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetSchema",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSchema");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSchemaInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2581,10 +2254,7 @@ export const serializeAws_json1_1GetSchemaByDefinitionCommand = async (
   input: GetSchemaByDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetSchemaByDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSchemaByDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSchemaByDefinitionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2594,10 +2264,7 @@ export const serializeAws_json1_1GetSchemaVersionCommand = async (
   input: GetSchemaVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetSchemaVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSchemaVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSchemaVersionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2607,10 +2274,7 @@ export const serializeAws_json1_1GetSchemaVersionsDiffCommand = async (
   input: GetSchemaVersionsDiffCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetSchemaVersionsDiff",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSchemaVersionsDiff");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSchemaVersionsDiffInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2620,10 +2284,7 @@ export const serializeAws_json1_1GetSecurityConfigurationCommand = async (
   input: GetSecurityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetSecurityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSecurityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSecurityConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2633,10 +2294,7 @@ export const serializeAws_json1_1GetSecurityConfigurationsCommand = async (
   input: GetSecurityConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetSecurityConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSecurityConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSecurityConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2646,10 +2304,7 @@ export const serializeAws_json1_1GetSessionCommand = async (
   input: GetSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2659,10 +2314,7 @@ export const serializeAws_json1_1GetStatementCommand = async (
   input: GetStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetStatementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2672,10 +2324,7 @@ export const serializeAws_json1_1GetTableCommand = async (
   input: GetTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2685,10 +2334,7 @@ export const serializeAws_json1_1GetTablesCommand = async (
   input: GetTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetTables",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTables");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTablesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2698,10 +2344,7 @@ export const serializeAws_json1_1GetTableVersionCommand = async (
   input: GetTableVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetTableVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTableVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTableVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2711,10 +2354,7 @@ export const serializeAws_json1_1GetTableVersionsCommand = async (
   input: GetTableVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetTableVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTableVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTableVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2724,10 +2364,7 @@ export const serializeAws_json1_1GetTagsCommand = async (
   input: GetTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2737,10 +2374,7 @@ export const serializeAws_json1_1GetTriggerCommand = async (
   input: GetTriggerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetTrigger",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTrigger");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTriggerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2750,10 +2384,7 @@ export const serializeAws_json1_1GetTriggersCommand = async (
   input: GetTriggersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetTriggers",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTriggers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTriggersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2763,10 +2394,7 @@ export const serializeAws_json1_1GetUnfilteredPartitionMetadataCommand = async (
   input: GetUnfilteredPartitionMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetUnfilteredPartitionMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUnfilteredPartitionMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUnfilteredPartitionMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2776,10 +2404,7 @@ export const serializeAws_json1_1GetUnfilteredPartitionsMetadataCommand = async
   input: GetUnfilteredPartitionsMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetUnfilteredPartitionsMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUnfilteredPartitionsMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUnfilteredPartitionsMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2789,10 +2414,7 @@ export const serializeAws_json1_1GetUnfilteredTableMetadataCommand = async (
   input: GetUnfilteredTableMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetUnfilteredTableMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUnfilteredTableMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUnfilteredTableMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2802,10 +2424,7 @@ export const serializeAws_json1_1GetUserDefinedFunctionCommand = async (
   input: GetUserDefinedFunctionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetUserDefinedFunction",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUserDefinedFunction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUserDefinedFunctionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2815,10 +2434,7 @@ export const serializeAws_json1_1GetUserDefinedFunctionsCommand = async (
   input: GetUserDefinedFunctionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetUserDefinedFunctions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUserDefinedFunctions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUserDefinedFunctionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2828,10 +2444,7 @@ export const serializeAws_json1_1GetWorkflowCommand = async (
   input: GetWorkflowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetWorkflow",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWorkflow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetWorkflowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2841,10 +2454,7 @@ export const serializeAws_json1_1GetWorkflowRunCommand = async (
   input: GetWorkflowRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetWorkflowRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWorkflowRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetWorkflowRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2854,10 +2464,7 @@ export const serializeAws_json1_1GetWorkflowRunPropertiesCommand = async (
   input: GetWorkflowRunPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetWorkflowRunProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWorkflowRunProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetWorkflowRunPropertiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2867,10 +2474,7 @@ export const serializeAws_json1_1GetWorkflowRunsCommand = async (
   input: GetWorkflowRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.GetWorkflowRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWorkflowRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetWorkflowRunsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2880,10 +2484,7 @@ export const serializeAws_json1_1ImportCatalogToGlueCommand = async (
   input: ImportCatalogToGlueCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ImportCatalogToGlue",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportCatalogToGlue");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportCatalogToGlueRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2893,10 +2494,7 @@ export const serializeAws_json1_1ListBlueprintsCommand = async (
   input: ListBlueprintsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListBlueprints",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBlueprints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBlueprintsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2906,10 +2504,7 @@ export const serializeAws_json1_1ListCrawlersCommand = async (
   input: ListCrawlersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListCrawlers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCrawlers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCrawlersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2919,10 +2514,7 @@ export const serializeAws_json1_1ListCrawlsCommand = async (
   input: ListCrawlsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListCrawls",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCrawls");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCrawlsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2932,10 +2524,7 @@ export const serializeAws_json1_1ListCustomEntityTypesCommand = async (
   input: ListCustomEntityTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListCustomEntityTypes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCustomEntityTypes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCustomEntityTypesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2945,10 +2534,7 @@ export const serializeAws_json1_1ListDataQualityResultsCommand = async (
   input: ListDataQualityResultsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListDataQualityResults",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDataQualityResults");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDataQualityResultsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2958,10 +2544,7 @@ export const serializeAws_json1_1ListDataQualityRuleRecommendationRunsCommand =
   input: ListDataQualityRuleRecommendationRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListDataQualityRuleRecommendationRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDataQualityRuleRecommendationRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDataQualityRuleRecommendationRunsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2971,10 +2554,7 @@ export const serializeAws_json1_1ListDataQualityRulesetEvaluationRunsCommand = a
   input: ListDataQualityRulesetEvaluationRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListDataQualityRulesetEvaluationRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDataQualityRulesetEvaluationRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDataQualityRulesetEvaluationRunsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2984,10 +2564,7 @@ export const serializeAws_json1_1ListDataQualityRulesetsCommand = async (
   input: ListDataQualityRulesetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListDataQualityRulesets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDataQualityRulesets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDataQualityRulesetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2997,10 +2574,7 @@ export const serializeAws_json1_1ListDevEndpointsCommand = async (
   input: ListDevEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListDevEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDevEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDevEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3010,10 +2584,7 @@ export const serializeAws_json1_1ListJobsCommand = async (
   input: ListJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3023,10 +2594,7 @@ export const serializeAws_json1_1ListMLTransformsCommand = async (
   input: ListMLTransformsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListMLTransforms",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMLTransforms");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMLTransformsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3036,10 +2604,7 @@ export const serializeAws_json1_1ListRegistriesCommand = async (
   input: ListRegistriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListRegistries",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRegistries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRegistriesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3049,10 +2614,7 @@ export const serializeAws_json1_1ListSchemasCommand = async (
   input: ListSchemasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListSchemas",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSchemas");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSchemasInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3062,10 +2624,7 @@ export const serializeAws_json1_1ListSchemaVersionsCommand = async (
   input: ListSchemaVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListSchemaVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSchemaVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSchemaVersionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3075,10 +2634,7 @@ export const serializeAws_json1_1ListSessionsCommand = async (
   input: ListSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListSessions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSessions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSessionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3088,10 +2644,7 @@ export const serializeAws_json1_1ListStatementsCommand = async (
   input: ListStatementsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListStatements",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStatements");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStatementsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3101,10 +2654,7 @@ export const serializeAws_json1_1ListTriggersCommand = async (
   input: ListTriggersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListTriggers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTriggers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTriggersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3114,10 +2664,7 @@ export const serializeAws_json1_1ListWorkflowsCommand = async (
   input: ListWorkflowsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ListWorkflows",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWorkflows");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWorkflowsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3127,10 +2674,7 @@ export const serializeAws_json1_1PutDataCatalogEncryptionSettingsCommand = async
   input: PutDataCatalogEncryptionSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.PutDataCatalogEncryptionSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutDataCatalogEncryptionSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutDataCatalogEncryptionSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3140,10 +2684,7 @@ export const serializeAws_json1_1PutResourcePolicyCommand = async (
   input: PutResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.PutResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3153,10 +2694,7 @@ export const serializeAws_json1_1PutSchemaVersionMetadataCommand = async (
   input: PutSchemaVersionMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.PutSchemaVersionMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutSchemaVersionMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutSchemaVersionMetadataInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3166,10 +2704,7 @@ export const serializeAws_json1_1PutWorkflowRunPropertiesCommand = async (
   input: PutWorkflowRunPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.PutWorkflowRunProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutWorkflowRunProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutWorkflowRunPropertiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3179,10 +2714,7 @@ export const serializeAws_json1_1QuerySchemaVersionMetadataCommand = async (
   input: QuerySchemaVersionMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.QuerySchemaVersionMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("QuerySchemaVersionMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1QuerySchemaVersionMetadataInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3192,10 +2724,7 @@ export const serializeAws_json1_1RegisterSchemaVersionCommand = async (
   input: RegisterSchemaVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.RegisterSchemaVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterSchemaVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterSchemaVersionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3205,10 +2734,7 @@ export const serializeAws_json1_1RemoveSchemaVersionMetadataCommand = async (
   input: RemoveSchemaVersionMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.RemoveSchemaVersionMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveSchemaVersionMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveSchemaVersionMetadataInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3218,10 +2744,7 @@ export const serializeAws_json1_1ResetJobBookmarkCommand = async (
   input: ResetJobBookmarkCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ResetJobBookmark",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResetJobBookmark");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResetJobBookmarkRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3231,10 +2754,7 @@ export const serializeAws_json1_1ResumeWorkflowRunCommand = async (
   input: ResumeWorkflowRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.ResumeWorkflowRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResumeWorkflowRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResumeWorkflowRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3244,10 +2764,7 @@ export const serializeAws_json1_1RunStatementCommand = async (
   input: RunStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.RunStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("RunStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RunStatementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3257,10 +2774,7 @@ export const serializeAws_json1_1SearchTablesCommand = async (
   input: SearchTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.SearchTables",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchTables");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchTablesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3270,10 +2784,7 @@ export const serializeAws_json1_1StartBlueprintRunCommand = async (
   input: StartBlueprintRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartBlueprintRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartBlueprintRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartBlueprintRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3283,10 +2794,7 @@ export const serializeAws_json1_1StartCrawlerCommand = async (
   input: StartCrawlerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartCrawler",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartCrawler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartCrawlerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3296,10 +2804,7 @@ export const serializeAws_json1_1StartCrawlerScheduleCommand = async (
   input: StartCrawlerScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartCrawlerSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartCrawlerSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartCrawlerScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3309,10 +2814,7 @@ export const serializeAws_json1_1StartDataQualityRuleRecommendationRunCommand =
   input: StartDataQualityRuleRecommendationRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartDataQualityRuleRecommendationRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDataQualityRuleRecommendationRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartDataQualityRuleRecommendationRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3322,10 +2824,7 @@ export const serializeAws_json1_1StartDataQualityRulesetEvaluationRunCommand = a
   input: StartDataQualityRulesetEvaluationRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartDataQualityRulesetEvaluationRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDataQualityRulesetEvaluationRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartDataQualityRulesetEvaluationRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3335,10 +2834,7 @@ export const serializeAws_json1_1StartExportLabelsTaskRunCommand = async (
   input: StartExportLabelsTaskRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartExportLabelsTaskRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartExportLabelsTaskRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartExportLabelsTaskRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3348,10 +2844,7 @@ export const serializeAws_json1_1StartImportLabelsTaskRunCommand = async (
   input: StartImportLabelsTaskRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartImportLabelsTaskRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartImportLabelsTaskRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartImportLabelsTaskRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3361,10 +2854,7 @@ export const serializeAws_json1_1StartJobRunCommand = async (
   input: StartJobRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartJobRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartJobRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartJobRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3374,10 +2864,7 @@ export const serializeAws_json1_1StartMLEvaluationTaskRunCommand = async (
   input: StartMLEvaluationTaskRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartMLEvaluationTaskRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartMLEvaluationTaskRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartMLEvaluationTaskRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3387,10 +2874,7 @@ export const serializeAws_json1_1StartMLLabelingSetGenerationTaskRunCommand = as
   input: StartMLLabelingSetGenerationTaskRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartMLLabelingSetGenerationTaskRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartMLLabelingSetGenerationTaskRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartMLLabelingSetGenerationTaskRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3400,10 +2884,7 @@ export const serializeAws_json1_1StartTriggerCommand = async (
   input: StartTriggerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartTrigger",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartTrigger");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartTriggerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3413,10 +2894,7 @@ export const serializeAws_json1_1StartWorkflowRunCommand = async (
   input: StartWorkflowRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StartWorkflowRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartWorkflowRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartWorkflowRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3426,10 +2904,7 @@ export const serializeAws_json1_1StopCrawlerCommand = async (
   input: StopCrawlerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StopCrawler",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopCrawler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopCrawlerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3439,10 +2914,7 @@ export const serializeAws_json1_1StopCrawlerScheduleCommand = async (
   input: StopCrawlerScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StopCrawlerSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopCrawlerSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopCrawlerScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3452,10 +2924,7 @@ export const serializeAws_json1_1StopSessionCommand = async (
   input: StopSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StopSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3465,10 +2934,7 @@ export const serializeAws_json1_1StopTriggerCommand = async (
   input: StopTriggerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StopTrigger",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopTrigger");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopTriggerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3478,10 +2944,7 @@ export const serializeAws_json1_1StopWorkflowRunCommand = async (
   input: StopWorkflowRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.StopWorkflowRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopWorkflowRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopWorkflowRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3491,10 +2954,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3504,10 +2964,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3517,10 +2974,7 @@ export const serializeAws_json1_1UpdateBlueprintCommand = async (
   input: UpdateBlueprintCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateBlueprint",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateBlueprint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateBlueprintRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3530,10 +2984,7 @@ export const serializeAws_json1_1UpdateClassifierCommand = async (
   input: UpdateClassifierCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateClassifier",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateClassifier");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateClassifierRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3543,10 +2994,7 @@ export const serializeAws_json1_1UpdateColumnStatisticsForPartitionCommand = asy
   input: UpdateColumnStatisticsForPartitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateColumnStatisticsForPartition",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateColumnStatisticsForPartition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateColumnStatisticsForPartitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3556,10 +3004,7 @@ export const serializeAws_json1_1UpdateColumnStatisticsForTableCommand = async (
   input: UpdateColumnStatisticsForTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateColumnStatisticsForTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateColumnStatisticsForTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateColumnStatisticsForTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3569,10 +3014,7 @@ export const serializeAws_json1_1UpdateConnectionCommand = async (
   input: UpdateConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateConnectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3582,10 +3024,7 @@ export const serializeAws_json1_1UpdateCrawlerCommand = async (
   input: UpdateCrawlerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateCrawler",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCrawler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCrawlerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3595,10 +3034,7 @@ export const serializeAws_json1_1UpdateCrawlerScheduleCommand = async (
   input: UpdateCrawlerScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateCrawlerSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCrawlerSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCrawlerScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3608,10 +3044,7 @@ export const serializeAws_json1_1UpdateDatabaseCommand = async (
   input: UpdateDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3621,10 +3054,7 @@ export const serializeAws_json1_1UpdateDataQualityRulesetCommand = async (
   input: UpdateDataQualityRulesetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateDataQualityRuleset",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDataQualityRuleset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDataQualityRulesetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3634,10 +3064,7 @@ export const serializeAws_json1_1UpdateDevEndpointCommand = async (
   input: UpdateDevEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateDevEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDevEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDevEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3647,10 +3074,7 @@ export const serializeAws_json1_1UpdateJobCommand = async (
   input: UpdateJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3660,10 +3084,7 @@ export const serializeAws_json1_1UpdateJobFromSourceControlCommand = async (
   input: UpdateJobFromSourceControlCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateJobFromSourceControl",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateJobFromSourceControl");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateJobFromSourceControlRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3673,10 +3094,7 @@ export const serializeAws_json1_1UpdateMLTransformCommand = async (
   input: UpdateMLTransformCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateMLTransform",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMLTransform");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMLTransformRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3686,10 +3104,7 @@ export const serializeAws_json1_1UpdatePartitionCommand = async (
   input: UpdatePartitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdatePartition",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePartition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePartitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3699,10 +3114,7 @@ export const serializeAws_json1_1UpdateRegistryCommand = async (
   input: UpdateRegistryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateRegistry",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRegistry");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRegistryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3712,10 +3124,7 @@ export const serializeAws_json1_1UpdateSchemaCommand = async (
   input: UpdateSchemaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateSchema",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSchema");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSchemaInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3725,10 +3134,7 @@ export const serializeAws_json1_1UpdateSourceControlFromJobCommand = async (
   input: UpdateSourceControlFromJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateSourceControlFromJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSourceControlFromJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSourceControlFromJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3738,10 +3144,7 @@ export const serializeAws_json1_1UpdateTableCommand = async (
   input: UpdateTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3751,10 +3154,7 @@ export const serializeAws_json1_1UpdateTriggerCommand = async (
   input: UpdateTriggerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateTrigger",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTrigger");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTriggerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3764,10 +3164,7 @@ export const serializeAws_json1_1UpdateUserDefinedFunctionCommand = async (
   input: UpdateUserDefinedFunctionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateUserDefinedFunction",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUserDefinedFunction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUserDefinedFunctionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3777,10 +3174,7 @@ export const serializeAws_json1_1UpdateWorkflowCommand = async (
   input: UpdateWorkflowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSGlue.UpdateWorkflow",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWorkflow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateWorkflowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -27062,6 +26456,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSGlue.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-health/src/protocols/Aws_json1_1.ts b/clients/client-health/src/protocols/Aws_json1_1.ts
index e96880c097f68..f899437761f7f 100644
--- a/clients/client-health/src/protocols/Aws_json1_1.ts
+++ b/clients/client-health/src/protocols/Aws_json1_1.ts
@@ -115,10 +115,7 @@ export const serializeAws_json1_1DescribeAffectedAccountsForOrganizationCommand
   input: DescribeAffectedAccountsForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DescribeAffectedAccountsForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAffectedAccountsForOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAffectedAccountsForOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -128,10 +125,7 @@ export const serializeAws_json1_1DescribeAffectedEntitiesCommand = async (
   input: DescribeAffectedEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DescribeAffectedEntities",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAffectedEntities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAffectedEntitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -141,10 +135,7 @@ export const serializeAws_json1_1DescribeAffectedEntitiesForOrganizationCommand
   input: DescribeAffectedEntitiesForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DescribeAffectedEntitiesForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAffectedEntitiesForOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAffectedEntitiesForOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -154,10 +145,7 @@ export const serializeAws_json1_1DescribeEntityAggregatesCommand = async (
   input: DescribeEntityAggregatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DescribeEntityAggregates",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEntityAggregates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEntityAggregatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -167,10 +155,7 @@ export const serializeAws_json1_1DescribeEventAggregatesCommand = async (
   input: DescribeEventAggregatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DescribeEventAggregates",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventAggregates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventAggregatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -180,10 +165,7 @@ export const serializeAws_json1_1DescribeEventDetailsCommand = async (
   input: DescribeEventDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DescribeEventDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventDetailsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -193,10 +175,7 @@ export const serializeAws_json1_1DescribeEventDetailsForOrganizationCommand = as
   input: DescribeEventDetailsForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DescribeEventDetailsForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventDetailsForOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventDetailsForOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -206,10 +185,7 @@ export const serializeAws_json1_1DescribeEventsCommand = async (
   input: DescribeEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DescribeEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -219,10 +195,7 @@ export const serializeAws_json1_1DescribeEventsForOrganizationCommand = async (
   input: DescribeEventsForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DescribeEventsForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventsForOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventsForOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -232,10 +205,7 @@ export const serializeAws_json1_1DescribeEventTypesCommand = async (
   input: DescribeEventTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DescribeEventTypes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventTypes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventTypesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -245,10 +215,7 @@ export const serializeAws_json1_1DescribeHealthServiceStatusForOrganizationComma
   input: DescribeHealthServiceStatusForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DescribeHealthServiceStatusForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeHealthServiceStatusForOrganization");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -257,10 +224,7 @@ export const serializeAws_json1_1DisableHealthServiceAccessForOrganizationComman
   input: DisableHealthServiceAccessForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.DisableHealthServiceAccessForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableHealthServiceAccessForOrganization");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -269,10 +233,7 @@ export const serializeAws_json1_1EnableHealthServiceAccessForOrganizationCommand
   input: EnableHealthServiceAccessForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSHealth_20160804.EnableHealthServiceAccessForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableHealthServiceAccessForOrganization");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -1755,6 +1716,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSHealth_20160804.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-healthlake/src/protocols/Aws_json1_0.ts b/clients/client-healthlake/src/protocols/Aws_json1_0.ts
index 09802f1211de5..de85cd551d49e 100644
--- a/clients/client-healthlake/src/protocols/Aws_json1_0.ts
+++ b/clients/client-healthlake/src/protocols/Aws_json1_0.ts
@@ -99,10 +99,7 @@ export const serializeAws_json1_0CreateFHIRDatastoreCommand = async (
   input: CreateFHIRDatastoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.CreateFHIRDatastore",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFHIRDatastore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateFHIRDatastoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -112,10 +109,7 @@ export const serializeAws_json1_0DeleteFHIRDatastoreCommand = async (
   input: DeleteFHIRDatastoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.DeleteFHIRDatastore",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFHIRDatastore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteFHIRDatastoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -125,10 +119,7 @@ export const serializeAws_json1_0DescribeFHIRDatastoreCommand = async (
   input: DescribeFHIRDatastoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.DescribeFHIRDatastore",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFHIRDatastore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeFHIRDatastoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -138,10 +129,7 @@ export const serializeAws_json1_0DescribeFHIRExportJobCommand = async (
   input: DescribeFHIRExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.DescribeFHIRExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFHIRExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeFHIRExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -151,10 +139,7 @@ export const serializeAws_json1_0DescribeFHIRImportJobCommand = async (
   input: DescribeFHIRImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.DescribeFHIRImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFHIRImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeFHIRImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -164,10 +149,7 @@ export const serializeAws_json1_0ListFHIRDatastoresCommand = async (
   input: ListFHIRDatastoresCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.ListFHIRDatastores",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFHIRDatastores");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListFHIRDatastoresRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -177,10 +159,7 @@ export const serializeAws_json1_0ListFHIRExportJobsCommand = async (
   input: ListFHIRExportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.ListFHIRExportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFHIRExportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListFHIRExportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -190,10 +169,7 @@ export const serializeAws_json1_0ListFHIRImportJobsCommand = async (
   input: ListFHIRImportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.ListFHIRImportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFHIRImportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListFHIRImportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -203,10 +179,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -216,10 +189,7 @@ export const serializeAws_json1_0StartFHIRExportJobCommand = async (
   input: StartFHIRExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.StartFHIRExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartFHIRExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StartFHIRExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -229,10 +199,7 @@ export const serializeAws_json1_0StartFHIRImportJobCommand = async (
   input: StartFHIRImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.StartFHIRImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartFHIRImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StartFHIRImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -242,10 +209,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -255,10 +219,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "HealthLake.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1603,6 +1564,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `HealthLake.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-iam/src/protocols/Aws_query.ts b/clients/client-iam/src/protocols/Aws_query.ts
index 1c830962cd8bd..f70babbf7f2c2 100644
--- a/clients/client-iam/src/protocols/Aws_query.ts
+++ b/clients/client-iam/src/protocols/Aws_query.ts
@@ -729,9 +729,7 @@ export const serializeAws_queryAddClientIDToOpenIDConnectProviderCommand = async
   input: AddClientIDToOpenIDConnectProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddClientIDToOpenIDConnectProviderRequest(input, context),
@@ -745,9 +743,7 @@ export const serializeAws_queryAddRoleToInstanceProfileCommand = async (
   input: AddRoleToInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddRoleToInstanceProfileRequest(input, context),
@@ -761,9 +757,7 @@ export const serializeAws_queryAddUserToGroupCommand = async (
   input: AddUserToGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddUserToGroupRequest(input, context),
@@ -777,9 +771,7 @@ export const serializeAws_queryAttachGroupPolicyCommand = async (
   input: AttachGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAttachGroupPolicyRequest(input, context),
@@ -793,9 +785,7 @@ export const serializeAws_queryAttachRolePolicyCommand = async (
   input: AttachRolePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAttachRolePolicyRequest(input, context),
@@ -809,9 +799,7 @@ export const serializeAws_queryAttachUserPolicyCommand = async (
   input: AttachUserPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAttachUserPolicyRequest(input, context),
@@ -825,9 +813,7 @@ export const serializeAws_queryChangePasswordCommand = async (
   input: ChangePasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryChangePasswordRequest(input, context),
@@ -841,9 +827,7 @@ export const serializeAws_queryCreateAccessKeyCommand = async (
   input: CreateAccessKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateAccessKeyRequest(input, context),
@@ -857,9 +841,7 @@ export const serializeAws_queryCreateAccountAliasCommand = async (
   input: CreateAccountAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateAccountAliasRequest(input, context),
@@ -873,9 +855,7 @@ export const serializeAws_queryCreateGroupCommand = async (
   input: CreateGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateGroupRequest(input, context),
@@ -889,9 +869,7 @@ export const serializeAws_queryCreateInstanceProfileCommand = async (
   input: CreateInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateInstanceProfileRequest(input, context),
@@ -905,9 +883,7 @@ export const serializeAws_queryCreateLoginProfileCommand = async (
   input: CreateLoginProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateLoginProfileRequest(input, context),
@@ -921,9 +897,7 @@ export const serializeAws_queryCreateOpenIDConnectProviderCommand = async (
   input: CreateOpenIDConnectProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateOpenIDConnectProviderRequest(input, context),
@@ -937,9 +911,7 @@ export const serializeAws_queryCreatePolicyCommand = async (
   input: CreatePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreatePolicyRequest(input, context),
@@ -953,9 +925,7 @@ export const serializeAws_queryCreatePolicyVersionCommand = async (
   input: CreatePolicyVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreatePolicyVersionRequest(input, context),
@@ -969,9 +939,7 @@ export const serializeAws_queryCreateRoleCommand = async (
   input: CreateRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateRoleRequest(input, context),
@@ -985,9 +953,7 @@ export const serializeAws_queryCreateSAMLProviderCommand = async (
   input: CreateSAMLProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateSAMLProviderRequest(input, context),
@@ -1001,9 +967,7 @@ export const serializeAws_queryCreateServiceLinkedRoleCommand = async (
   input: CreateServiceLinkedRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateServiceLinkedRoleRequest(input, context),
@@ -1017,9 +981,7 @@ export const serializeAws_queryCreateServiceSpecificCredentialCommand = async (
   input: CreateServiceSpecificCredentialCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateServiceSpecificCredentialRequest(input, context),
@@ -1033,9 +995,7 @@ export const serializeAws_queryCreateUserCommand = async (
   input: CreateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateUserRequest(input, context),
@@ -1049,9 +1009,7 @@ export const serializeAws_queryCreateVirtualMFADeviceCommand = async (
   input: CreateVirtualMFADeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateVirtualMFADeviceRequest(input, context),
@@ -1065,9 +1023,7 @@ export const serializeAws_queryDeactivateMFADeviceCommand = async (
   input: DeactivateMFADeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeactivateMFADeviceRequest(input, context),
@@ -1081,9 +1037,7 @@ export const serializeAws_queryDeleteAccessKeyCommand = async (
   input: DeleteAccessKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteAccessKeyRequest(input, context),
@@ -1097,9 +1051,7 @@ export const serializeAws_queryDeleteAccountAliasCommand = async (
   input: DeleteAccountAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteAccountAliasRequest(input, context),
@@ -1113,9 +1065,7 @@ export const serializeAws_queryDeleteAccountPasswordPolicyCommand = async (
   input: DeleteAccountPasswordPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DeleteAccountPasswordPolicy",
     Version: "2010-05-08",
@@ -1127,9 +1077,7 @@ export const serializeAws_queryDeleteGroupCommand = async (
   input: DeleteGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteGroupRequest(input, context),
@@ -1143,9 +1091,7 @@ export const serializeAws_queryDeleteGroupPolicyCommand = async (
   input: DeleteGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteGroupPolicyRequest(input, context),
@@ -1159,9 +1105,7 @@ export const serializeAws_queryDeleteInstanceProfileCommand = async (
   input: DeleteInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteInstanceProfileRequest(input, context),
@@ -1175,9 +1119,7 @@ export const serializeAws_queryDeleteLoginProfileCommand = async (
   input: DeleteLoginProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteLoginProfileRequest(input, context),
@@ -1191,9 +1133,7 @@ export const serializeAws_queryDeleteOpenIDConnectProviderCommand = async (
   input: DeleteOpenIDConnectProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteOpenIDConnectProviderRequest(input, context),
@@ -1207,9 +1147,7 @@ export const serializeAws_queryDeletePolicyCommand = async (
   input: DeletePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeletePolicyRequest(input, context),
@@ -1223,9 +1161,7 @@ export const serializeAws_queryDeletePolicyVersionCommand = async (
   input: DeletePolicyVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeletePolicyVersionRequest(input, context),
@@ -1239,9 +1175,7 @@ export const serializeAws_queryDeleteRoleCommand = async (
   input: DeleteRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteRoleRequest(input, context),
@@ -1255,9 +1189,7 @@ export const serializeAws_queryDeleteRolePermissionsBoundaryCommand = async (
   input: DeleteRolePermissionsBoundaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteRolePermissionsBoundaryRequest(input, context),
@@ -1271,9 +1203,7 @@ export const serializeAws_queryDeleteRolePolicyCommand = async (
   input: DeleteRolePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteRolePolicyRequest(input, context),
@@ -1287,9 +1217,7 @@ export const serializeAws_queryDeleteSAMLProviderCommand = async (
   input: DeleteSAMLProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteSAMLProviderRequest(input, context),
@@ -1303,9 +1231,7 @@ export const serializeAws_queryDeleteServerCertificateCommand = async (
   input: DeleteServerCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteServerCertificateRequest(input, context),
@@ -1319,9 +1245,7 @@ export const serializeAws_queryDeleteServiceLinkedRoleCommand = async (
   input: DeleteServiceLinkedRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteServiceLinkedRoleRequest(input, context),
@@ -1335,9 +1259,7 @@ export const serializeAws_queryDeleteServiceSpecificCredentialCommand = async (
   input: DeleteServiceSpecificCredentialCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteServiceSpecificCredentialRequest(input, context),
@@ -1351,9 +1273,7 @@ export const serializeAws_queryDeleteSigningCertificateCommand = async (
   input: DeleteSigningCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteSigningCertificateRequest(input, context),
@@ -1367,9 +1287,7 @@ export const serializeAws_queryDeleteSSHPublicKeyCommand = async (
   input: DeleteSSHPublicKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteSSHPublicKeyRequest(input, context),
@@ -1383,9 +1301,7 @@ export const serializeAws_queryDeleteUserCommand = async (
   input: DeleteUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteUserRequest(input, context),
@@ -1399,9 +1315,7 @@ export const serializeAws_queryDeleteUserPermissionsBoundaryCommand = async (
   input: DeleteUserPermissionsBoundaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteUserPermissionsBoundaryRequest(input, context),
@@ -1415,9 +1329,7 @@ export const serializeAws_queryDeleteUserPolicyCommand = async (
   input: DeleteUserPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteUserPolicyRequest(input, context),
@@ -1431,9 +1343,7 @@ export const serializeAws_queryDeleteVirtualMFADeviceCommand = async (
   input: DeleteVirtualMFADeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteVirtualMFADeviceRequest(input, context),
@@ -1447,9 +1357,7 @@ export const serializeAws_queryDetachGroupPolicyCommand = async (
   input: DetachGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDetachGroupPolicyRequest(input, context),
@@ -1463,9 +1371,7 @@ export const serializeAws_queryDetachRolePolicyCommand = async (
   input: DetachRolePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDetachRolePolicyRequest(input, context),
@@ -1479,9 +1385,7 @@ export const serializeAws_queryDetachUserPolicyCommand = async (
   input: DetachUserPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDetachUserPolicyRequest(input, context),
@@ -1495,9 +1399,7 @@ export const serializeAws_queryEnableMFADeviceCommand = async (
   input: EnableMFADeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryEnableMFADeviceRequest(input, context),
@@ -1511,9 +1413,7 @@ export const serializeAws_queryGenerateCredentialReportCommand = async (
   input: GenerateCredentialReportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "GenerateCredentialReport",
     Version: "2010-05-08",
@@ -1525,9 +1425,7 @@ export const serializeAws_queryGenerateOrganizationsAccessReportCommand = async
   input: GenerateOrganizationsAccessReportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGenerateOrganizationsAccessReportRequest(input, context),
@@ -1541,9 +1439,7 @@ export const serializeAws_queryGenerateServiceLastAccessedDetailsCommand = async
   input: GenerateServiceLastAccessedDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGenerateServiceLastAccessedDetailsRequest(input, context),
@@ -1557,9 +1453,7 @@ export const serializeAws_queryGetAccessKeyLastUsedCommand = async (
   input: GetAccessKeyLastUsedCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetAccessKeyLastUsedRequest(input, context),
@@ -1573,9 +1467,7 @@ export const serializeAws_queryGetAccountAuthorizationDetailsCommand = async (
   input: GetAccountAuthorizationDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetAccountAuthorizationDetailsRequest(input, context),
@@ -1589,9 +1481,7 @@ export const serializeAws_queryGetAccountPasswordPolicyCommand = async (
   input: GetAccountPasswordPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "GetAccountPasswordPolicy",
     Version: "2010-05-08",
@@ -1603,9 +1493,7 @@ export const serializeAws_queryGetAccountSummaryCommand = async (
   input: GetAccountSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "GetAccountSummary",
     Version: "2010-05-08",
@@ -1617,9 +1505,7 @@ export const serializeAws_queryGetContextKeysForCustomPolicyCommand = async (
   input: GetContextKeysForCustomPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetContextKeysForCustomPolicyRequest(input, context),
@@ -1633,9 +1519,7 @@ export const serializeAws_queryGetContextKeysForPrincipalPolicyCommand = async (
   input: GetContextKeysForPrincipalPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetContextKeysForPrincipalPolicyRequest(input, context),
@@ -1649,9 +1533,7 @@ export const serializeAws_queryGetCredentialReportCommand = async (
   input: GetCredentialReportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "GetCredentialReport",
     Version: "2010-05-08",
@@ -1663,9 +1545,7 @@ export const serializeAws_queryGetGroupCommand = async (
   input: GetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetGroupRequest(input, context),
@@ -1679,9 +1559,7 @@ export const serializeAws_queryGetGroupPolicyCommand = async (
   input: GetGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetGroupPolicyRequest(input, context),
@@ -1695,9 +1573,7 @@ export const serializeAws_queryGetInstanceProfileCommand = async (
   input: GetInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetInstanceProfileRequest(input, context),
@@ -1711,9 +1587,7 @@ export const serializeAws_queryGetLoginProfileCommand = async (
   input: GetLoginProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetLoginProfileRequest(input, context),
@@ -1727,9 +1601,7 @@ export const serializeAws_queryGetOpenIDConnectProviderCommand = async (
   input: GetOpenIDConnectProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetOpenIDConnectProviderRequest(input, context),
@@ -1743,9 +1615,7 @@ export const serializeAws_queryGetOrganizationsAccessReportCommand = async (
   input: GetOrganizationsAccessReportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetOrganizationsAccessReportRequest(input, context),
@@ -1759,9 +1629,7 @@ export const serializeAws_queryGetPolicyCommand = async (
   input: GetPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetPolicyRequest(input, context),
@@ -1775,9 +1643,7 @@ export const serializeAws_queryGetPolicyVersionCommand = async (
   input: GetPolicyVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetPolicyVersionRequest(input, context),
@@ -1791,9 +1657,7 @@ export const serializeAws_queryGetRoleCommand = async (
   input: GetRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetRoleRequest(input, context),
@@ -1807,9 +1671,7 @@ export const serializeAws_queryGetRolePolicyCommand = async (
   input: GetRolePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetRolePolicyRequest(input, context),
@@ -1823,9 +1685,7 @@ export const serializeAws_queryGetSAMLProviderCommand = async (
   input: GetSAMLProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetSAMLProviderRequest(input, context),
@@ -1839,9 +1699,7 @@ export const serializeAws_queryGetServerCertificateCommand = async (
   input: GetServerCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetServerCertificateRequest(input, context),
@@ -1855,9 +1713,7 @@ export const serializeAws_queryGetServiceLastAccessedDetailsCommand = async (
   input: GetServiceLastAccessedDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetServiceLastAccessedDetailsRequest(input, context),
@@ -1871,9 +1727,7 @@ export const serializeAws_queryGetServiceLastAccessedDetailsWithEntitiesCommand
   input: GetServiceLastAccessedDetailsWithEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetServiceLastAccessedDetailsWithEntitiesRequest(input, context),
@@ -1887,9 +1741,7 @@ export const serializeAws_queryGetServiceLinkedRoleDeletionStatusCommand = async
   input: GetServiceLinkedRoleDeletionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetServiceLinkedRoleDeletionStatusRequest(input, context),
@@ -1903,9 +1755,7 @@ export const serializeAws_queryGetSSHPublicKeyCommand = async (
   input: GetSSHPublicKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetSSHPublicKeyRequest(input, context),
@@ -1919,9 +1769,7 @@ export const serializeAws_queryGetUserCommand = async (
   input: GetUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetUserRequest(input, context),
@@ -1935,9 +1783,7 @@ export const serializeAws_queryGetUserPolicyCommand = async (
   input: GetUserPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetUserPolicyRequest(input, context),
@@ -1951,9 +1797,7 @@ export const serializeAws_queryListAccessKeysCommand = async (
   input: ListAccessKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListAccessKeysRequest(input, context),
@@ -1967,9 +1811,7 @@ export const serializeAws_queryListAccountAliasesCommand = async (
   input: ListAccountAliasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListAccountAliasesRequest(input, context),
@@ -1983,9 +1825,7 @@ export const serializeAws_queryListAttachedGroupPoliciesCommand = async (
   input: ListAttachedGroupPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListAttachedGroupPoliciesRequest(input, context),
@@ -1999,9 +1839,7 @@ export const serializeAws_queryListAttachedRolePoliciesCommand = async (
   input: ListAttachedRolePoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListAttachedRolePoliciesRequest(input, context),
@@ -2015,9 +1853,7 @@ export const serializeAws_queryListAttachedUserPoliciesCommand = async (
   input: ListAttachedUserPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListAttachedUserPoliciesRequest(input, context),
@@ -2031,9 +1867,7 @@ export const serializeAws_queryListEntitiesForPolicyCommand = async (
   input: ListEntitiesForPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListEntitiesForPolicyRequest(input, context),
@@ -2047,9 +1881,7 @@ export const serializeAws_queryListGroupPoliciesCommand = async (
   input: ListGroupPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListGroupPoliciesRequest(input, context),
@@ -2063,9 +1895,7 @@ export const serializeAws_queryListGroupsCommand = async (
   input: ListGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListGroupsRequest(input, context),
@@ -2079,9 +1909,7 @@ export const serializeAws_queryListGroupsForUserCommand = async (
   input: ListGroupsForUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListGroupsForUserRequest(input, context),
@@ -2095,9 +1923,7 @@ export const serializeAws_queryListInstanceProfilesCommand = async (
   input: ListInstanceProfilesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListInstanceProfilesRequest(input, context),
@@ -2111,9 +1937,7 @@ export const serializeAws_queryListInstanceProfilesForRoleCommand = async (
   input: ListInstanceProfilesForRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListInstanceProfilesForRoleRequest(input, context),
@@ -2127,9 +1951,7 @@ export const serializeAws_queryListInstanceProfileTagsCommand = async (
   input: ListInstanceProfileTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListInstanceProfileTagsRequest(input, context),
@@ -2143,9 +1965,7 @@ export const serializeAws_queryListMFADevicesCommand = async (
   input: ListMFADevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListMFADevicesRequest(input, context),
@@ -2159,9 +1979,7 @@ export const serializeAws_queryListMFADeviceTagsCommand = async (
   input: ListMFADeviceTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListMFADeviceTagsRequest(input, context),
@@ -2175,9 +1993,7 @@ export const serializeAws_queryListOpenIDConnectProvidersCommand = async (
   input: ListOpenIDConnectProvidersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListOpenIDConnectProvidersRequest(input, context),
@@ -2191,9 +2007,7 @@ export const serializeAws_queryListOpenIDConnectProviderTagsCommand = async (
   input: ListOpenIDConnectProviderTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListOpenIDConnectProviderTagsRequest(input, context),
@@ -2207,9 +2021,7 @@ export const serializeAws_queryListPoliciesCommand = async (
   input: ListPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListPoliciesRequest(input, context),
@@ -2223,9 +2035,7 @@ export const serializeAws_queryListPoliciesGrantingServiceAccessCommand = async
   input: ListPoliciesGrantingServiceAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListPoliciesGrantingServiceAccessRequest(input, context),
@@ -2239,9 +2049,7 @@ export const serializeAws_queryListPolicyTagsCommand = async (
   input: ListPolicyTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListPolicyTagsRequest(input, context),
@@ -2255,9 +2063,7 @@ export const serializeAws_queryListPolicyVersionsCommand = async (
   input: ListPolicyVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListPolicyVersionsRequest(input, context),
@@ -2271,9 +2077,7 @@ export const serializeAws_queryListRolePoliciesCommand = async (
   input: ListRolePoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListRolePoliciesRequest(input, context),
@@ -2287,9 +2091,7 @@ export const serializeAws_queryListRolesCommand = async (
   input: ListRolesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListRolesRequest(input, context),
@@ -2303,9 +2105,7 @@ export const serializeAws_queryListRoleTagsCommand = async (
   input: ListRoleTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListRoleTagsRequest(input, context),
@@ -2319,9 +2119,7 @@ export const serializeAws_queryListSAMLProvidersCommand = async (
   input: ListSAMLProvidersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListSAMLProvidersRequest(input, context),
@@ -2335,9 +2133,7 @@ export const serializeAws_queryListSAMLProviderTagsCommand = async (
   input: ListSAMLProviderTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListSAMLProviderTagsRequest(input, context),
@@ -2351,9 +2147,7 @@ export const serializeAws_queryListServerCertificatesCommand = async (
   input: ListServerCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListServerCertificatesRequest(input, context),
@@ -2367,9 +2161,7 @@ export const serializeAws_queryListServerCertificateTagsCommand = async (
   input: ListServerCertificateTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListServerCertificateTagsRequest(input, context),
@@ -2383,9 +2175,7 @@ export const serializeAws_queryListServiceSpecificCredentialsCommand = async (
   input: ListServiceSpecificCredentialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListServiceSpecificCredentialsRequest(input, context),
@@ -2399,9 +2189,7 @@ export const serializeAws_queryListSigningCertificatesCommand = async (
   input: ListSigningCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListSigningCertificatesRequest(input, context),
@@ -2415,9 +2203,7 @@ export const serializeAws_queryListSSHPublicKeysCommand = async (
   input: ListSSHPublicKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListSSHPublicKeysRequest(input, context),
@@ -2431,9 +2217,7 @@ export const serializeAws_queryListUserPoliciesCommand = async (
   input: ListUserPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListUserPoliciesRequest(input, context),
@@ -2447,9 +2231,7 @@ export const serializeAws_queryListUsersCommand = async (
   input: ListUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListUsersRequest(input, context),
@@ -2463,9 +2245,7 @@ export const serializeAws_queryListUserTagsCommand = async (
   input: ListUserTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListUserTagsRequest(input, context),
@@ -2479,9 +2259,7 @@ export const serializeAws_queryListVirtualMFADevicesCommand = async (
   input: ListVirtualMFADevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListVirtualMFADevicesRequest(input, context),
@@ -2495,9 +2273,7 @@ export const serializeAws_queryPutGroupPolicyCommand = async (
   input: PutGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutGroupPolicyRequest(input, context),
@@ -2511,9 +2287,7 @@ export const serializeAws_queryPutRolePermissionsBoundaryCommand = async (
   input: PutRolePermissionsBoundaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutRolePermissionsBoundaryRequest(input, context),
@@ -2527,9 +2301,7 @@ export const serializeAws_queryPutRolePolicyCommand = async (
   input: PutRolePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutRolePolicyRequest(input, context),
@@ -2543,9 +2315,7 @@ export const serializeAws_queryPutUserPermissionsBoundaryCommand = async (
   input: PutUserPermissionsBoundaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutUserPermissionsBoundaryRequest(input, context),
@@ -2559,9 +2329,7 @@ export const serializeAws_queryPutUserPolicyCommand = async (
   input: PutUserPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutUserPolicyRequest(input, context),
@@ -2575,9 +2343,7 @@ export const serializeAws_queryRemoveClientIDFromOpenIDConnectProviderCommand =
   input: RemoveClientIDFromOpenIDConnectProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveClientIDFromOpenIDConnectProviderRequest(input, context),
@@ -2591,9 +2357,7 @@ export const serializeAws_queryRemoveRoleFromInstanceProfileCommand = async (
   input: RemoveRoleFromInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveRoleFromInstanceProfileRequest(input, context),
@@ -2607,9 +2371,7 @@ export const serializeAws_queryRemoveUserFromGroupCommand = async (
   input: RemoveUserFromGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveUserFromGroupRequest(input, context),
@@ -2623,9 +2385,7 @@ export const serializeAws_queryResetServiceSpecificCredentialCommand = async (
   input: ResetServiceSpecificCredentialCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryResetServiceSpecificCredentialRequest(input, context),
@@ -2639,9 +2399,7 @@ export const serializeAws_queryResyncMFADeviceCommand = async (
   input: ResyncMFADeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryResyncMFADeviceRequest(input, context),
@@ -2655,9 +2413,7 @@ export const serializeAws_querySetDefaultPolicyVersionCommand = async (
   input: SetDefaultPolicyVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetDefaultPolicyVersionRequest(input, context),
@@ -2671,9 +2427,7 @@ export const serializeAws_querySetSecurityTokenServicePreferencesCommand = async
   input: SetSecurityTokenServicePreferencesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetSecurityTokenServicePreferencesRequest(input, context),
@@ -2687,9 +2441,7 @@ export const serializeAws_querySimulateCustomPolicyCommand = async (
   input: SimulateCustomPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySimulateCustomPolicyRequest(input, context),
@@ -2703,9 +2455,7 @@ export const serializeAws_querySimulatePrincipalPolicyCommand = async (
   input: SimulatePrincipalPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySimulatePrincipalPolicyRequest(input, context),
@@ -2719,9 +2469,7 @@ export const serializeAws_queryTagInstanceProfileCommand = async (
   input: TagInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTagInstanceProfileRequest(input, context),
@@ -2735,9 +2483,7 @@ export const serializeAws_queryTagMFADeviceCommand = async (
   input: TagMFADeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTagMFADeviceRequest(input, context),
@@ -2751,9 +2497,7 @@ export const serializeAws_queryTagOpenIDConnectProviderCommand = async (
   input: TagOpenIDConnectProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTagOpenIDConnectProviderRequest(input, context),
@@ -2767,9 +2511,7 @@ export const serializeAws_queryTagPolicyCommand = async (
   input: TagPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTagPolicyRequest(input, context),
@@ -2783,9 +2525,7 @@ export const serializeAws_queryTagRoleCommand = async (
   input: TagRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTagRoleRequest(input, context),
@@ -2799,9 +2539,7 @@ export const serializeAws_queryTagSAMLProviderCommand = async (
   input: TagSAMLProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTagSAMLProviderRequest(input, context),
@@ -2815,9 +2553,7 @@ export const serializeAws_queryTagServerCertificateCommand = async (
   input: TagServerCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTagServerCertificateRequest(input, context),
@@ -2831,9 +2567,7 @@ export const serializeAws_queryTagUserCommand = async (
   input: TagUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTagUserRequest(input, context),
@@ -2847,9 +2581,7 @@ export const serializeAws_queryUntagInstanceProfileCommand = async (
   input: UntagInstanceProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUntagInstanceProfileRequest(input, context),
@@ -2863,9 +2595,7 @@ export const serializeAws_queryUntagMFADeviceCommand = async (
   input: UntagMFADeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUntagMFADeviceRequest(input, context),
@@ -2879,9 +2609,7 @@ export const serializeAws_queryUntagOpenIDConnectProviderCommand = async (
   input: UntagOpenIDConnectProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUntagOpenIDConnectProviderRequest(input, context),
@@ -2895,9 +2623,7 @@ export const serializeAws_queryUntagPolicyCommand = async (
   input: UntagPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUntagPolicyRequest(input, context),
@@ -2911,9 +2637,7 @@ export const serializeAws_queryUntagRoleCommand = async (
   input: UntagRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUntagRoleRequest(input, context),
@@ -2927,9 +2651,7 @@ export const serializeAws_queryUntagSAMLProviderCommand = async (
   input: UntagSAMLProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUntagSAMLProviderRequest(input, context),
@@ -2943,9 +2665,7 @@ export const serializeAws_queryUntagServerCertificateCommand = async (
   input: UntagServerCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUntagServerCertificateRequest(input, context),
@@ -2959,9 +2679,7 @@ export const serializeAws_queryUntagUserCommand = async (
   input: UntagUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUntagUserRequest(input, context),
@@ -2975,9 +2693,7 @@ export const serializeAws_queryUpdateAccessKeyCommand = async (
   input: UpdateAccessKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateAccessKeyRequest(input, context),
@@ -2991,9 +2707,7 @@ export const serializeAws_queryUpdateAccountPasswordPolicyCommand = async (
   input: UpdateAccountPasswordPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateAccountPasswordPolicyRequest(input, context),
@@ -3007,9 +2721,7 @@ export const serializeAws_queryUpdateAssumeRolePolicyCommand = async (
   input: UpdateAssumeRolePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateAssumeRolePolicyRequest(input, context),
@@ -3023,9 +2735,7 @@ export const serializeAws_queryUpdateGroupCommand = async (
   input: UpdateGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateGroupRequest(input, context),
@@ -3039,9 +2749,7 @@ export const serializeAws_queryUpdateLoginProfileCommand = async (
   input: UpdateLoginProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateLoginProfileRequest(input, context),
@@ -3055,9 +2763,7 @@ export const serializeAws_queryUpdateOpenIDConnectProviderThumbprintCommand = as
   input: UpdateOpenIDConnectProviderThumbprintCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateOpenIDConnectProviderThumbprintRequest(input, context),
@@ -3071,9 +2777,7 @@ export const serializeAws_queryUpdateRoleCommand = async (
   input: UpdateRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateRoleRequest(input, context),
@@ -3087,9 +2791,7 @@ export const serializeAws_queryUpdateRoleDescriptionCommand = async (
   input: UpdateRoleDescriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateRoleDescriptionRequest(input, context),
@@ -3103,9 +2805,7 @@ export const serializeAws_queryUpdateSAMLProviderCommand = async (
   input: UpdateSAMLProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateSAMLProviderRequest(input, context),
@@ -3119,9 +2819,7 @@ export const serializeAws_queryUpdateServerCertificateCommand = async (
   input: UpdateServerCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateServerCertificateRequest(input, context),
@@ -3135,9 +2833,7 @@ export const serializeAws_queryUpdateServiceSpecificCredentialCommand = async (
   input: UpdateServiceSpecificCredentialCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateServiceSpecificCredentialRequest(input, context),
@@ -3151,9 +2847,7 @@ export const serializeAws_queryUpdateSigningCertificateCommand = async (
   input: UpdateSigningCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateSigningCertificateRequest(input, context),
@@ -3167,9 +2861,7 @@ export const serializeAws_queryUpdateSSHPublicKeyCommand = async (
   input: UpdateSSHPublicKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateSSHPublicKeyRequest(input, context),
@@ -3183,9 +2875,7 @@ export const serializeAws_queryUpdateUserCommand = async (
   input: UpdateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateUserRequest(input, context),
@@ -3199,9 +2889,7 @@ export const serializeAws_queryUploadServerCertificateCommand = async (
   input: UploadServerCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUploadServerCertificateRequest(input, context),
@@ -3215,9 +2903,7 @@ export const serializeAws_queryUploadSigningCertificateCommand = async (
   input: UploadSigningCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUploadSigningCertificateRequest(input, context),
@@ -3231,9 +2917,7 @@ export const serializeAws_queryUploadSSHPublicKeyCommand = async (
   input: UploadSSHPublicKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUploadSSHPublicKeyRequest(input, context),
@@ -16868,6 +16552,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-identitystore/src/protocols/Aws_json1_1.ts b/clients/client-identitystore/src/protocols/Aws_json1_1.ts
index d2eacd85b2bb6..95d5c512c4307 100644
--- a/clients/client-identitystore/src/protocols/Aws_json1_1.ts
+++ b/clients/client-identitystore/src/protocols/Aws_json1_1.ts
@@ -120,10 +120,7 @@ export const serializeAws_json1_1CreateGroupCommand = async (
   input: CreateGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.CreateGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -133,10 +130,7 @@ export const serializeAws_json1_1CreateGroupMembershipCommand = async (
   input: CreateGroupMembershipCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.CreateGroupMembership",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGroupMembership");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGroupMembershipRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -146,10 +140,7 @@ export const serializeAws_json1_1CreateUserCommand = async (
   input: CreateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.CreateUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -159,10 +150,7 @@ export const serializeAws_json1_1DeleteGroupCommand = async (
   input: DeleteGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.DeleteGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -172,10 +160,7 @@ export const serializeAws_json1_1DeleteGroupMembershipCommand = async (
   input: DeleteGroupMembershipCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.DeleteGroupMembership",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGroupMembership");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGroupMembershipRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -185,10 +170,7 @@ export const serializeAws_json1_1DeleteUserCommand = async (
   input: DeleteUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.DeleteUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -198,10 +180,7 @@ export const serializeAws_json1_1DescribeGroupCommand = async (
   input: DescribeGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.DescribeGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -211,10 +190,7 @@ export const serializeAws_json1_1DescribeGroupMembershipCommand = async (
   input: DescribeGroupMembershipCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.DescribeGroupMembership",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGroupMembership");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeGroupMembershipRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -224,10 +200,7 @@ export const serializeAws_json1_1DescribeUserCommand = async (
   input: DescribeUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.DescribeUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -237,10 +210,7 @@ export const serializeAws_json1_1GetGroupIdCommand = async (
   input: GetGroupIdCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.GetGroupId",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetGroupId");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetGroupIdRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -250,10 +220,7 @@ export const serializeAws_json1_1GetGroupMembershipIdCommand = async (
   input: GetGroupMembershipIdCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.GetGroupMembershipId",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetGroupMembershipId");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetGroupMembershipIdRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -263,10 +230,7 @@ export const serializeAws_json1_1GetUserIdCommand = async (
   input: GetUserIdCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.GetUserId",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUserId");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUserIdRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -276,10 +240,7 @@ export const serializeAws_json1_1IsMemberInGroupsCommand = async (
   input: IsMemberInGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.IsMemberInGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("IsMemberInGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1IsMemberInGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -289,10 +250,7 @@ export const serializeAws_json1_1ListGroupMembershipsCommand = async (
   input: ListGroupMembershipsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.ListGroupMemberships",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGroupMemberships");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGroupMembershipsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -302,10 +260,7 @@ export const serializeAws_json1_1ListGroupMembershipsForMemberCommand = async (
   input: ListGroupMembershipsForMemberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.ListGroupMembershipsForMember",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGroupMembershipsForMember");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGroupMembershipsForMemberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -315,10 +270,7 @@ export const serializeAws_json1_1ListGroupsCommand = async (
   input: ListGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.ListGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -328,10 +280,7 @@ export const serializeAws_json1_1ListUsersCommand = async (
   input: ListUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.ListUsers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUsers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUsersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -341,10 +290,7 @@ export const serializeAws_json1_1UpdateGroupCommand = async (
   input: UpdateGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.UpdateGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -354,10 +300,7 @@ export const serializeAws_json1_1UpdateUserCommand = async (
   input: UpdateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIdentityStore.UpdateUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2306,6 +2249,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSIdentityStore.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-inspector/src/protocols/Aws_json1_1.ts b/clients/client-inspector/src/protocols/Aws_json1_1.ts
index 6942b82e6379b..31cdfe3f40e15 100644
--- a/clients/client-inspector/src/protocols/Aws_json1_1.ts
+++ b/clients/client-inspector/src/protocols/Aws_json1_1.ts
@@ -254,10 +254,7 @@ export const serializeAws_json1_1AddAttributesToFindingsCommand = async (
   input: AddAttributesToFindingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.AddAttributesToFindings",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddAttributesToFindings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddAttributesToFindingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -267,10 +264,7 @@ export const serializeAws_json1_1CreateAssessmentTargetCommand = async (
   input: CreateAssessmentTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.CreateAssessmentTarget",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAssessmentTarget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAssessmentTargetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -280,10 +274,7 @@ export const serializeAws_json1_1CreateAssessmentTemplateCommand = async (
   input: CreateAssessmentTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.CreateAssessmentTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAssessmentTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAssessmentTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -293,10 +284,7 @@ export const serializeAws_json1_1CreateExclusionsPreviewCommand = async (
   input: CreateExclusionsPreviewCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.CreateExclusionsPreview",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateExclusionsPreview");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateExclusionsPreviewRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -306,10 +294,7 @@ export const serializeAws_json1_1CreateResourceGroupCommand = async (
   input: CreateResourceGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.CreateResourceGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateResourceGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateResourceGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -319,10 +304,7 @@ export const serializeAws_json1_1DeleteAssessmentRunCommand = async (
   input: DeleteAssessmentRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.DeleteAssessmentRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAssessmentRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAssessmentRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -332,10 +314,7 @@ export const serializeAws_json1_1DeleteAssessmentTargetCommand = async (
   input: DeleteAssessmentTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.DeleteAssessmentTarget",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAssessmentTarget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAssessmentTargetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -345,10 +324,7 @@ export const serializeAws_json1_1DeleteAssessmentTemplateCommand = async (
   input: DeleteAssessmentTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.DeleteAssessmentTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAssessmentTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAssessmentTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -358,10 +334,7 @@ export const serializeAws_json1_1DescribeAssessmentRunsCommand = async (
   input: DescribeAssessmentRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.DescribeAssessmentRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAssessmentRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAssessmentRunsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -371,10 +344,7 @@ export const serializeAws_json1_1DescribeAssessmentTargetsCommand = async (
   input: DescribeAssessmentTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.DescribeAssessmentTargets",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAssessmentTargets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAssessmentTargetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -384,10 +354,7 @@ export const serializeAws_json1_1DescribeAssessmentTemplatesCommand = async (
   input: DescribeAssessmentTemplatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.DescribeAssessmentTemplates",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAssessmentTemplates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAssessmentTemplatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -397,10 +364,7 @@ export const serializeAws_json1_1DescribeCrossAccountAccessRoleCommand = async (
   input: DescribeCrossAccountAccessRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.DescribeCrossAccountAccessRole",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCrossAccountAccessRole");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -409,10 +373,7 @@ export const serializeAws_json1_1DescribeExclusionsCommand = async (
   input: DescribeExclusionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.DescribeExclusions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeExclusions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeExclusionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -422,10 +383,7 @@ export const serializeAws_json1_1DescribeFindingsCommand = async (
   input: DescribeFindingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.DescribeFindings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFindings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFindingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -435,10 +393,7 @@ export const serializeAws_json1_1DescribeResourceGroupsCommand = async (
   input: DescribeResourceGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.DescribeResourceGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeResourceGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeResourceGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -448,10 +403,7 @@ export const serializeAws_json1_1DescribeRulesPackagesCommand = async (
   input: DescribeRulesPackagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.DescribeRulesPackages",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRulesPackages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRulesPackagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -461,10 +413,7 @@ export const serializeAws_json1_1GetAssessmentReportCommand = async (
   input: GetAssessmentReportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.GetAssessmentReport",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAssessmentReport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAssessmentReportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -474,10 +423,7 @@ export const serializeAws_json1_1GetExclusionsPreviewCommand = async (
   input: GetExclusionsPreviewCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.GetExclusionsPreview",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetExclusionsPreview");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetExclusionsPreviewRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -487,10 +433,7 @@ export const serializeAws_json1_1GetTelemetryMetadataCommand = async (
   input: GetTelemetryMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.GetTelemetryMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTelemetryMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTelemetryMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -500,10 +443,7 @@ export const serializeAws_json1_1ListAssessmentRunAgentsCommand = async (
   input: ListAssessmentRunAgentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.ListAssessmentRunAgents",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssessmentRunAgents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssessmentRunAgentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -513,10 +453,7 @@ export const serializeAws_json1_1ListAssessmentRunsCommand = async (
   input: ListAssessmentRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.ListAssessmentRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssessmentRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssessmentRunsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -526,10 +463,7 @@ export const serializeAws_json1_1ListAssessmentTargetsCommand = async (
   input: ListAssessmentTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.ListAssessmentTargets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssessmentTargets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssessmentTargetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -539,10 +473,7 @@ export const serializeAws_json1_1ListAssessmentTemplatesCommand = async (
   input: ListAssessmentTemplatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.ListAssessmentTemplates",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssessmentTemplates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssessmentTemplatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -552,10 +483,7 @@ export const serializeAws_json1_1ListEventSubscriptionsCommand = async (
   input: ListEventSubscriptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.ListEventSubscriptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEventSubscriptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEventSubscriptionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -565,10 +493,7 @@ export const serializeAws_json1_1ListExclusionsCommand = async (
   input: ListExclusionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.ListExclusions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListExclusions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListExclusionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -578,10 +503,7 @@ export const serializeAws_json1_1ListFindingsCommand = async (
   input: ListFindingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.ListFindings",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFindings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFindingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -591,10 +513,7 @@ export const serializeAws_json1_1ListRulesPackagesCommand = async (
   input: ListRulesPackagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.ListRulesPackages",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRulesPackages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRulesPackagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -604,10 +523,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -617,10 +533,7 @@ export const serializeAws_json1_1PreviewAgentsCommand = async (
   input: PreviewAgentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.PreviewAgents",
-  };
+  const headers: __HeaderBag = sharedHeaders("PreviewAgents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PreviewAgentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -630,10 +543,7 @@ export const serializeAws_json1_1RegisterCrossAccountAccessRoleCommand = async (
   input: RegisterCrossAccountAccessRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.RegisterCrossAccountAccessRole",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterCrossAccountAccessRole");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterCrossAccountAccessRoleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -643,10 +553,7 @@ export const serializeAws_json1_1RemoveAttributesFromFindingsCommand = async (
   input: RemoveAttributesFromFindingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.RemoveAttributesFromFindings",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveAttributesFromFindings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveAttributesFromFindingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -656,10 +563,7 @@ export const serializeAws_json1_1SetTagsForResourceCommand = async (
   input: SetTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.SetTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -669,10 +573,7 @@ export const serializeAws_json1_1StartAssessmentRunCommand = async (
   input: StartAssessmentRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.StartAssessmentRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartAssessmentRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartAssessmentRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -682,10 +583,7 @@ export const serializeAws_json1_1StopAssessmentRunCommand = async (
   input: StopAssessmentRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.StopAssessmentRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopAssessmentRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopAssessmentRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -695,10 +593,7 @@ export const serializeAws_json1_1SubscribeToEventCommand = async (
   input: SubscribeToEventCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.SubscribeToEvent",
-  };
+  const headers: __HeaderBag = sharedHeaders("SubscribeToEvent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SubscribeToEventRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -708,10 +603,7 @@ export const serializeAws_json1_1UnsubscribeFromEventCommand = async (
   input: UnsubscribeFromEventCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.UnsubscribeFromEvent",
-  };
+  const headers: __HeaderBag = sharedHeaders("UnsubscribeFromEvent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UnsubscribeFromEventRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -721,10 +613,7 @@ export const serializeAws_json1_1UpdateAssessmentTargetCommand = async (
   input: UpdateAssessmentTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "InspectorService.UpdateAssessmentTarget",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAssessmentTarget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAssessmentTargetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4593,6 +4482,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `InspectorService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-iotfleetwise/src/protocols/Aws_json1_0.ts b/clients/client-iotfleetwise/src/protocols/Aws_json1_0.ts
index 7e807c6018ca7..55795e3a2fda0 100644
--- a/clients/client-iotfleetwise/src/protocols/Aws_json1_0.ts
+++ b/clients/client-iotfleetwise/src/protocols/Aws_json1_0.ts
@@ -297,10 +297,7 @@ export const serializeAws_json1_0AssociateVehicleFleetCommand = async (
   input: AssociateVehicleFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.AssociateVehicleFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateVehicleFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0AssociateVehicleFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -310,10 +307,7 @@ export const serializeAws_json1_0BatchCreateVehicleCommand = async (
   input: BatchCreateVehicleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.BatchCreateVehicle",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchCreateVehicle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0BatchCreateVehicleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -323,10 +317,7 @@ export const serializeAws_json1_0BatchUpdateVehicleCommand = async (
   input: BatchUpdateVehicleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.BatchUpdateVehicle",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchUpdateVehicle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0BatchUpdateVehicleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -336,10 +327,7 @@ export const serializeAws_json1_0CreateCampaignCommand = async (
   input: CreateCampaignCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.CreateCampaign",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCampaign");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateCampaignRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -349,10 +337,7 @@ export const serializeAws_json1_0CreateDecoderManifestCommand = async (
   input: CreateDecoderManifestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.CreateDecoderManifest",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDecoderManifest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateDecoderManifestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -362,10 +347,7 @@ export const serializeAws_json1_0CreateFleetCommand = async (
   input: CreateFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.CreateFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -375,10 +357,7 @@ export const serializeAws_json1_0CreateModelManifestCommand = async (
   input: CreateModelManifestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.CreateModelManifest",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModelManifest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateModelManifestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -388,10 +367,7 @@ export const serializeAws_json1_0CreateSignalCatalogCommand = async (
   input: CreateSignalCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.CreateSignalCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSignalCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateSignalCatalogRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -401,10 +377,7 @@ export const serializeAws_json1_0CreateVehicleCommand = async (
   input: CreateVehicleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.CreateVehicle",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVehicle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateVehicleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -414,10 +387,7 @@ export const serializeAws_json1_0DeleteCampaignCommand = async (
   input: DeleteCampaignCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.DeleteCampaign",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCampaign");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteCampaignRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -427,10 +397,7 @@ export const serializeAws_json1_0DeleteDecoderManifestCommand = async (
   input: DeleteDecoderManifestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.DeleteDecoderManifest",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDecoderManifest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteDecoderManifestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -440,10 +407,7 @@ export const serializeAws_json1_0DeleteFleetCommand = async (
   input: DeleteFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.DeleteFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -453,10 +417,7 @@ export const serializeAws_json1_0DeleteModelManifestCommand = async (
   input: DeleteModelManifestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.DeleteModelManifest",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModelManifest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteModelManifestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -466,10 +427,7 @@ export const serializeAws_json1_0DeleteSignalCatalogCommand = async (
   input: DeleteSignalCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.DeleteSignalCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSignalCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteSignalCatalogRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -479,10 +437,7 @@ export const serializeAws_json1_0DeleteVehicleCommand = async (
   input: DeleteVehicleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.DeleteVehicle",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVehicle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteVehicleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -492,10 +447,7 @@ export const serializeAws_json1_0DisassociateVehicleFleetCommand = async (
   input: DisassociateVehicleFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.DisassociateVehicleFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateVehicleFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DisassociateVehicleFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -505,10 +457,7 @@ export const serializeAws_json1_0GetCampaignCommand = async (
   input: GetCampaignCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.GetCampaign",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCampaign");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetCampaignRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -518,10 +467,7 @@ export const serializeAws_json1_0GetDecoderManifestCommand = async (
   input: GetDecoderManifestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.GetDecoderManifest",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDecoderManifest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetDecoderManifestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -531,10 +477,7 @@ export const serializeAws_json1_0GetFleetCommand = async (
   input: GetFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.GetFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -544,10 +487,7 @@ export const serializeAws_json1_0GetLoggingOptionsCommand = async (
   input: GetLoggingOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.GetLoggingOptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLoggingOptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetLoggingOptionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -557,10 +497,7 @@ export const serializeAws_json1_0GetModelManifestCommand = async (
   input: GetModelManifestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.GetModelManifest",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetModelManifest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetModelManifestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -570,10 +507,7 @@ export const serializeAws_json1_0GetRegisterAccountStatusCommand = async (
   input: GetRegisterAccountStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.GetRegisterAccountStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRegisterAccountStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetRegisterAccountStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -583,10 +517,7 @@ export const serializeAws_json1_0GetSignalCatalogCommand = async (
   input: GetSignalCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.GetSignalCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSignalCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetSignalCatalogRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -596,10 +527,7 @@ export const serializeAws_json1_0GetVehicleCommand = async (
   input: GetVehicleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.GetVehicle",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetVehicle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetVehicleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -609,10 +537,7 @@ export const serializeAws_json1_0GetVehicleStatusCommand = async (
   input: GetVehicleStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.GetVehicleStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetVehicleStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetVehicleStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -622,10 +547,7 @@ export const serializeAws_json1_0ImportDecoderManifestCommand = async (
   input: ImportDecoderManifestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ImportDecoderManifest",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportDecoderManifest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ImportDecoderManifestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -635,10 +557,7 @@ export const serializeAws_json1_0ImportSignalCatalogCommand = async (
   input: ImportSignalCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ImportSignalCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportSignalCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ImportSignalCatalogRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -648,10 +567,7 @@ export const serializeAws_json1_0ListCampaignsCommand = async (
   input: ListCampaignsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListCampaigns",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCampaigns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListCampaignsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -661,10 +577,7 @@ export const serializeAws_json1_0ListDecoderManifestNetworkInterfacesCommand = a
   input: ListDecoderManifestNetworkInterfacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListDecoderManifestNetworkInterfaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDecoderManifestNetworkInterfaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListDecoderManifestNetworkInterfacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -674,10 +587,7 @@ export const serializeAws_json1_0ListDecoderManifestsCommand = async (
   input: ListDecoderManifestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListDecoderManifests",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDecoderManifests");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListDecoderManifestsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -687,10 +597,7 @@ export const serializeAws_json1_0ListDecoderManifestSignalsCommand = async (
   input: ListDecoderManifestSignalsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListDecoderManifestSignals",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDecoderManifestSignals");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListDecoderManifestSignalsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -700,10 +607,7 @@ export const serializeAws_json1_0ListFleetsCommand = async (
   input: ListFleetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListFleets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFleets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListFleetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -713,10 +617,7 @@ export const serializeAws_json1_0ListFleetsForVehicleCommand = async (
   input: ListFleetsForVehicleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListFleetsForVehicle",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFleetsForVehicle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListFleetsForVehicleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -726,10 +627,7 @@ export const serializeAws_json1_0ListModelManifestNodesCommand = async (
   input: ListModelManifestNodesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListModelManifestNodes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModelManifestNodes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListModelManifestNodesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -739,10 +637,7 @@ export const serializeAws_json1_0ListModelManifestsCommand = async (
   input: ListModelManifestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListModelManifests",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModelManifests");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListModelManifestsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -752,10 +647,7 @@ export const serializeAws_json1_0ListSignalCatalogNodesCommand = async (
   input: ListSignalCatalogNodesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListSignalCatalogNodes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSignalCatalogNodes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListSignalCatalogNodesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -765,10 +657,7 @@ export const serializeAws_json1_0ListSignalCatalogsCommand = async (
   input: ListSignalCatalogsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListSignalCatalogs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSignalCatalogs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListSignalCatalogsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -778,10 +667,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -791,10 +677,7 @@ export const serializeAws_json1_0ListVehiclesCommand = async (
   input: ListVehiclesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListVehicles",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVehicles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListVehiclesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -804,10 +687,7 @@ export const serializeAws_json1_0ListVehiclesInFleetCommand = async (
   input: ListVehiclesInFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.ListVehiclesInFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVehiclesInFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListVehiclesInFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -817,10 +697,7 @@ export const serializeAws_json1_0PutLoggingOptionsCommand = async (
   input: PutLoggingOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.PutLoggingOptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutLoggingOptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PutLoggingOptionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -830,10 +707,7 @@ export const serializeAws_json1_0RegisterAccountCommand = async (
   input: RegisterAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.RegisterAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RegisterAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -843,10 +717,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -856,10 +727,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -869,10 +737,7 @@ export const serializeAws_json1_0UpdateCampaignCommand = async (
   input: UpdateCampaignCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.UpdateCampaign",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCampaign");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateCampaignRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -882,10 +747,7 @@ export const serializeAws_json1_0UpdateDecoderManifestCommand = async (
   input: UpdateDecoderManifestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.UpdateDecoderManifest",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDecoderManifest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateDecoderManifestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -895,10 +757,7 @@ export const serializeAws_json1_0UpdateFleetCommand = async (
   input: UpdateFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.UpdateFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -908,10 +767,7 @@ export const serializeAws_json1_0UpdateModelManifestCommand = async (
   input: UpdateModelManifestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.UpdateModelManifest",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateModelManifest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateModelManifestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -921,10 +777,7 @@ export const serializeAws_json1_0UpdateSignalCatalogCommand = async (
   input: UpdateSignalCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.UpdateSignalCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSignalCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateSignalCatalogRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -934,10 +787,7 @@ export const serializeAws_json1_0UpdateVehicleCommand = async (
   input: UpdateVehicleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "IoTAutobahnControlPlane.UpdateVehicle",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateVehicle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateVehicleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -6167,6 +6017,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `IoTAutobahnControlPlane.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-iotsecuretunneling/src/protocols/Aws_json1_1.ts b/clients/client-iotsecuretunneling/src/protocols/Aws_json1_1.ts
index bf3c424b46933..db7da4b5c09c2 100644
--- a/clients/client-iotsecuretunneling/src/protocols/Aws_json1_1.ts
+++ b/clients/client-iotsecuretunneling/src/protocols/Aws_json1_1.ts
@@ -62,10 +62,7 @@ export const serializeAws_json1_1CloseTunnelCommand = async (
   input: CloseTunnelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IoTSecuredTunneling.CloseTunnel",
-  };
+  const headers: __HeaderBag = sharedHeaders("CloseTunnel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CloseTunnelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -75,10 +72,7 @@ export const serializeAws_json1_1DescribeTunnelCommand = async (
   input: DescribeTunnelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IoTSecuredTunneling.DescribeTunnel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTunnel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTunnelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -88,10 +82,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IoTSecuredTunneling.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -101,10 +92,7 @@ export const serializeAws_json1_1ListTunnelsCommand = async (
   input: ListTunnelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IoTSecuredTunneling.ListTunnels",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTunnels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTunnelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -114,10 +102,7 @@ export const serializeAws_json1_1OpenTunnelCommand = async (
   input: OpenTunnelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IoTSecuredTunneling.OpenTunnel",
-  };
+  const headers: __HeaderBag = sharedHeaders("OpenTunnel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1OpenTunnelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -127,10 +112,7 @@ export const serializeAws_json1_1RotateTunnelAccessTokenCommand = async (
   input: RotateTunnelAccessTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IoTSecuredTunneling.RotateTunnelAccessToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("RotateTunnelAccessToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RotateTunnelAccessTokenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -140,10 +122,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IoTSecuredTunneling.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -153,10 +132,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IoTSecuredTunneling.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -851,6 +827,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `IoTSecuredTunneling.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-iotthingsgraph/src/protocols/Aws_json1_1.ts b/clients/client-iotthingsgraph/src/protocols/Aws_json1_1.ts
index 73f939f76f472..8b6f3d841c9d6 100644
--- a/clients/client-iotthingsgraph/src/protocols/Aws_json1_1.ts
+++ b/clients/client-iotthingsgraph/src/protocols/Aws_json1_1.ts
@@ -219,10 +219,7 @@ export const serializeAws_json1_1AssociateEntityToThingCommand = async (
   input: AssociateEntityToThingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.AssociateEntityToThing",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateEntityToThing");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateEntityToThingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -232,10 +229,7 @@ export const serializeAws_json1_1CreateFlowTemplateCommand = async (
   input: CreateFlowTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.CreateFlowTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFlowTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFlowTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -245,10 +239,7 @@ export const serializeAws_json1_1CreateSystemInstanceCommand = async (
   input: CreateSystemInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.CreateSystemInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSystemInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSystemInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -258,10 +249,7 @@ export const serializeAws_json1_1CreateSystemTemplateCommand = async (
   input: CreateSystemTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.CreateSystemTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSystemTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSystemTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -271,10 +259,7 @@ export const serializeAws_json1_1DeleteFlowTemplateCommand = async (
   input: DeleteFlowTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.DeleteFlowTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFlowTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFlowTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -284,10 +269,7 @@ export const serializeAws_json1_1DeleteNamespaceCommand = async (
   input: DeleteNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.DeleteNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -297,10 +279,7 @@ export const serializeAws_json1_1DeleteSystemInstanceCommand = async (
   input: DeleteSystemInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.DeleteSystemInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSystemInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSystemInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -310,10 +289,7 @@ export const serializeAws_json1_1DeleteSystemTemplateCommand = async (
   input: DeleteSystemTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.DeleteSystemTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSystemTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSystemTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -323,10 +299,7 @@ export const serializeAws_json1_1DeploySystemInstanceCommand = async (
   input: DeploySystemInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.DeploySystemInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeploySystemInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeploySystemInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -336,10 +309,7 @@ export const serializeAws_json1_1DeprecateFlowTemplateCommand = async (
   input: DeprecateFlowTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.DeprecateFlowTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeprecateFlowTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeprecateFlowTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -349,10 +319,7 @@ export const serializeAws_json1_1DeprecateSystemTemplateCommand = async (
   input: DeprecateSystemTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.DeprecateSystemTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeprecateSystemTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeprecateSystemTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -362,10 +329,7 @@ export const serializeAws_json1_1DescribeNamespaceCommand = async (
   input: DescribeNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.DescribeNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -375,10 +339,7 @@ export const serializeAws_json1_1DissociateEntityFromThingCommand = async (
   input: DissociateEntityFromThingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.DissociateEntityFromThing",
-  };
+  const headers: __HeaderBag = sharedHeaders("DissociateEntityFromThing");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DissociateEntityFromThingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -388,10 +349,7 @@ export const serializeAws_json1_1GetEntitiesCommand = async (
   input: GetEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.GetEntities",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEntities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetEntitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -401,10 +359,7 @@ export const serializeAws_json1_1GetFlowTemplateCommand = async (
   input: GetFlowTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.GetFlowTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFlowTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFlowTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -414,10 +369,7 @@ export const serializeAws_json1_1GetFlowTemplateRevisionsCommand = async (
   input: GetFlowTemplateRevisionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.GetFlowTemplateRevisions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFlowTemplateRevisions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFlowTemplateRevisionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -427,10 +379,7 @@ export const serializeAws_json1_1GetNamespaceDeletionStatusCommand = async (
   input: GetNamespaceDeletionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.GetNamespaceDeletionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetNamespaceDeletionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetNamespaceDeletionStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -440,10 +389,7 @@ export const serializeAws_json1_1GetSystemInstanceCommand = async (
   input: GetSystemInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.GetSystemInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSystemInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSystemInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -453,10 +399,7 @@ export const serializeAws_json1_1GetSystemTemplateCommand = async (
   input: GetSystemTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.GetSystemTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSystemTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSystemTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -466,10 +409,7 @@ export const serializeAws_json1_1GetSystemTemplateRevisionsCommand = async (
   input: GetSystemTemplateRevisionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.GetSystemTemplateRevisions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSystemTemplateRevisions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSystemTemplateRevisionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -479,10 +419,7 @@ export const serializeAws_json1_1GetUploadStatusCommand = async (
   input: GetUploadStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.GetUploadStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUploadStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUploadStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -492,10 +429,7 @@ export const serializeAws_json1_1ListFlowExecutionMessagesCommand = async (
   input: ListFlowExecutionMessagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.ListFlowExecutionMessages",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFlowExecutionMessages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFlowExecutionMessagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -505,10 +439,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -518,10 +449,7 @@ export const serializeAws_json1_1SearchEntitiesCommand = async (
   input: SearchEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.SearchEntities",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchEntities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchEntitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -531,10 +459,7 @@ export const serializeAws_json1_1SearchFlowExecutionsCommand = async (
   input: SearchFlowExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.SearchFlowExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchFlowExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchFlowExecutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -544,10 +469,7 @@ export const serializeAws_json1_1SearchFlowTemplatesCommand = async (
   input: SearchFlowTemplatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.SearchFlowTemplates",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchFlowTemplates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchFlowTemplatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -557,10 +479,7 @@ export const serializeAws_json1_1SearchSystemInstancesCommand = async (
   input: SearchSystemInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.SearchSystemInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchSystemInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchSystemInstancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -570,10 +489,7 @@ export const serializeAws_json1_1SearchSystemTemplatesCommand = async (
   input: SearchSystemTemplatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.SearchSystemTemplates",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchSystemTemplates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchSystemTemplatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -583,10 +499,7 @@ export const serializeAws_json1_1SearchThingsCommand = async (
   input: SearchThingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.SearchThings",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchThings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchThingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -596,10 +509,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -609,10 +519,7 @@ export const serializeAws_json1_1UndeploySystemInstanceCommand = async (
   input: UndeploySystemInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.UndeploySystemInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("UndeploySystemInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UndeploySystemInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -622,10 +529,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -635,10 +539,7 @@ export const serializeAws_json1_1UpdateFlowTemplateCommand = async (
   input: UpdateFlowTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.UpdateFlowTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFlowTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFlowTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -648,10 +549,7 @@ export const serializeAws_json1_1UpdateSystemTemplateCommand = async (
   input: UpdateSystemTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.UpdateSystemTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSystemTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSystemTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -661,10 +559,7 @@ export const serializeAws_json1_1UploadEntityDefinitionsCommand = async (
   input: UploadEntityDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "IotThingsGraphFrontEndService.UploadEntityDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("UploadEntityDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UploadEntityDefinitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3687,6 +3582,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `IotThingsGraphFrontEndService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-kendra-ranking/src/protocols/Aws_json1_0.ts b/clients/client-kendra-ranking/src/protocols/Aws_json1_0.ts
index a821523e0d85d..0e23455c05609 100644
--- a/clients/client-kendra-ranking/src/protocols/Aws_json1_0.ts
+++ b/clients/client-kendra-ranking/src/protocols/Aws_json1_0.ts
@@ -83,10 +83,7 @@ export const serializeAws_json1_0CreateRescoreExecutionPlanCommand = async (
   input: CreateRescoreExecutionPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSKendraRerankingFrontendService.CreateRescoreExecutionPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRescoreExecutionPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateRescoreExecutionPlanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -96,10 +93,7 @@ export const serializeAws_json1_0DeleteRescoreExecutionPlanCommand = async (
   input: DeleteRescoreExecutionPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSKendraRerankingFrontendService.DeleteRescoreExecutionPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRescoreExecutionPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteRescoreExecutionPlanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -109,10 +103,7 @@ export const serializeAws_json1_0DescribeRescoreExecutionPlanCommand = async (
   input: DescribeRescoreExecutionPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSKendraRerankingFrontendService.DescribeRescoreExecutionPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRescoreExecutionPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeRescoreExecutionPlanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -122,10 +113,7 @@ export const serializeAws_json1_0ListRescoreExecutionPlansCommand = async (
   input: ListRescoreExecutionPlansCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSKendraRerankingFrontendService.ListRescoreExecutionPlans",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRescoreExecutionPlans");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListRescoreExecutionPlansRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -135,10 +123,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSKendraRerankingFrontendService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -148,10 +133,7 @@ export const serializeAws_json1_0RescoreCommand = async (
   input: RescoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSKendraRerankingFrontendService.Rescore",
-  };
+  const headers: __HeaderBag = sharedHeaders("Rescore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RescoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -161,10 +143,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSKendraRerankingFrontendService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -174,10 +153,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSKendraRerankingFrontendService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -187,10 +163,7 @@ export const serializeAws_json1_0UpdateRescoreExecutionPlanCommand = async (
   input: UpdateRescoreExecutionPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSKendraRerankingFrontendService.UpdateRescoreExecutionPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRescoreExecutionPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateRescoreExecutionPlanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1194,6 +1167,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `AWSKendraRerankingFrontendService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-kendra/src/protocols/Aws_json1_1.ts b/clients/client-kendra/src/protocols/Aws_json1_1.ts
index a1a3099111932..266eca06ee04a 100644
--- a/clients/client-kendra/src/protocols/Aws_json1_1.ts
+++ b/clients/client-kendra/src/protocols/Aws_json1_1.ts
@@ -434,10 +434,7 @@ export const serializeAws_json1_1AssociateEntitiesToExperienceCommand = async (
   input: AssociateEntitiesToExperienceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.AssociateEntitiesToExperience",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateEntitiesToExperience");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateEntitiesToExperienceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -447,10 +444,7 @@ export const serializeAws_json1_1AssociatePersonasToEntitiesCommand = async (
   input: AssociatePersonasToEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.AssociatePersonasToEntities",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociatePersonasToEntities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociatePersonasToEntitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -460,10 +454,7 @@ export const serializeAws_json1_1BatchDeleteDocumentCommand = async (
   input: BatchDeleteDocumentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.BatchDeleteDocument",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDeleteDocument");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDeleteDocumentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -473,10 +464,7 @@ export const serializeAws_json1_1BatchGetDocumentStatusCommand = async (
   input: BatchGetDocumentStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.BatchGetDocumentStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetDocumentStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchGetDocumentStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -486,10 +474,7 @@ export const serializeAws_json1_1BatchPutDocumentCommand = async (
   input: BatchPutDocumentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.BatchPutDocument",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchPutDocument");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchPutDocumentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -499,10 +484,7 @@ export const serializeAws_json1_1ClearQuerySuggestionsCommand = async (
   input: ClearQuerySuggestionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ClearQuerySuggestions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ClearQuerySuggestions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ClearQuerySuggestionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -512,10 +494,7 @@ export const serializeAws_json1_1CreateAccessControlConfigurationCommand = async
   input: CreateAccessControlConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.CreateAccessControlConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAccessControlConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAccessControlConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -525,10 +504,7 @@ export const serializeAws_json1_1CreateDataSourceCommand = async (
   input: CreateDataSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.CreateDataSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDataSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -538,10 +514,7 @@ export const serializeAws_json1_1CreateExperienceCommand = async (
   input: CreateExperienceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.CreateExperience",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateExperience");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateExperienceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -551,10 +524,7 @@ export const serializeAws_json1_1CreateFaqCommand = async (
   input: CreateFaqCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.CreateFaq",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFaq");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFaqRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -564,10 +534,7 @@ export const serializeAws_json1_1CreateIndexCommand = async (
   input: CreateIndexCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.CreateIndex",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateIndex");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateIndexRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -577,10 +544,7 @@ export const serializeAws_json1_1CreateQuerySuggestionsBlockListCommand = async
   input: CreateQuerySuggestionsBlockListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.CreateQuerySuggestionsBlockList",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateQuerySuggestionsBlockList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateQuerySuggestionsBlockListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -590,10 +554,7 @@ export const serializeAws_json1_1CreateThesaurusCommand = async (
   input: CreateThesaurusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.CreateThesaurus",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateThesaurus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateThesaurusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -603,10 +564,7 @@ export const serializeAws_json1_1DeleteAccessControlConfigurationCommand = async
   input: DeleteAccessControlConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DeleteAccessControlConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAccessControlConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAccessControlConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -616,10 +574,7 @@ export const serializeAws_json1_1DeleteDataSourceCommand = async (
   input: DeleteDataSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DeleteDataSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDataSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDataSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -629,10 +584,7 @@ export const serializeAws_json1_1DeleteExperienceCommand = async (
   input: DeleteExperienceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DeleteExperience",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteExperience");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteExperienceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -642,10 +594,7 @@ export const serializeAws_json1_1DeleteFaqCommand = async (
   input: DeleteFaqCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DeleteFaq",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFaq");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFaqRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -655,10 +604,7 @@ export const serializeAws_json1_1DeleteIndexCommand = async (
   input: DeleteIndexCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DeleteIndex",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteIndex");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteIndexRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -668,10 +614,7 @@ export const serializeAws_json1_1DeletePrincipalMappingCommand = async (
   input: DeletePrincipalMappingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DeletePrincipalMapping",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePrincipalMapping");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePrincipalMappingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -681,10 +624,7 @@ export const serializeAws_json1_1DeleteQuerySuggestionsBlockListCommand = async
   input: DeleteQuerySuggestionsBlockListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DeleteQuerySuggestionsBlockList",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteQuerySuggestionsBlockList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteQuerySuggestionsBlockListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -694,10 +634,7 @@ export const serializeAws_json1_1DeleteThesaurusCommand = async (
   input: DeleteThesaurusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DeleteThesaurus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteThesaurus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteThesaurusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -707,10 +644,7 @@ export const serializeAws_json1_1DescribeAccessControlConfigurationCommand = asy
   input: DescribeAccessControlConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DescribeAccessControlConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccessControlConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAccessControlConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -720,10 +654,7 @@ export const serializeAws_json1_1DescribeDataSourceCommand = async (
   input: DescribeDataSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DescribeDataSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDataSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDataSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -733,10 +664,7 @@ export const serializeAws_json1_1DescribeExperienceCommand = async (
   input: DescribeExperienceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DescribeExperience",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeExperience");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeExperienceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -746,10 +674,7 @@ export const serializeAws_json1_1DescribeFaqCommand = async (
   input: DescribeFaqCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DescribeFaq",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFaq");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFaqRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -759,10 +684,7 @@ export const serializeAws_json1_1DescribeIndexCommand = async (
   input: DescribeIndexCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DescribeIndex",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeIndex");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeIndexRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -772,10 +694,7 @@ export const serializeAws_json1_1DescribePrincipalMappingCommand = async (
   input: DescribePrincipalMappingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DescribePrincipalMapping",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePrincipalMapping");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePrincipalMappingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -785,10 +704,7 @@ export const serializeAws_json1_1DescribeQuerySuggestionsBlockListCommand = asyn
   input: DescribeQuerySuggestionsBlockListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DescribeQuerySuggestionsBlockList",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeQuerySuggestionsBlockList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeQuerySuggestionsBlockListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -798,10 +714,7 @@ export const serializeAws_json1_1DescribeQuerySuggestionsConfigCommand = async (
   input: DescribeQuerySuggestionsConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DescribeQuerySuggestionsConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeQuerySuggestionsConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeQuerySuggestionsConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -811,10 +724,7 @@ export const serializeAws_json1_1DescribeThesaurusCommand = async (
   input: DescribeThesaurusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DescribeThesaurus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeThesaurus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeThesaurusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -824,10 +734,7 @@ export const serializeAws_json1_1DisassociateEntitiesFromExperienceCommand = asy
   input: DisassociateEntitiesFromExperienceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DisassociateEntitiesFromExperience",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateEntitiesFromExperience");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateEntitiesFromExperienceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -837,10 +744,7 @@ export const serializeAws_json1_1DisassociatePersonasFromEntitiesCommand = async
   input: DisassociatePersonasFromEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.DisassociatePersonasFromEntities",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociatePersonasFromEntities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociatePersonasFromEntitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -850,10 +754,7 @@ export const serializeAws_json1_1GetQuerySuggestionsCommand = async (
   input: GetQuerySuggestionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.GetQuerySuggestions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetQuerySuggestions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetQuerySuggestionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -863,10 +764,7 @@ export const serializeAws_json1_1GetSnapshotsCommand = async (
   input: GetSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.GetSnapshots",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSnapshots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSnapshotsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -876,10 +774,7 @@ export const serializeAws_json1_1ListAccessControlConfigurationsCommand = async
   input: ListAccessControlConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListAccessControlConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccessControlConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAccessControlConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -889,10 +784,7 @@ export const serializeAws_json1_1ListDataSourcesCommand = async (
   input: ListDataSourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListDataSources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDataSources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDataSourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -902,10 +794,7 @@ export const serializeAws_json1_1ListDataSourceSyncJobsCommand = async (
   input: ListDataSourceSyncJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListDataSourceSyncJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDataSourceSyncJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDataSourceSyncJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -915,10 +804,7 @@ export const serializeAws_json1_1ListEntityPersonasCommand = async (
   input: ListEntityPersonasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListEntityPersonas",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEntityPersonas");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEntityPersonasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -928,10 +814,7 @@ export const serializeAws_json1_1ListExperienceEntitiesCommand = async (
   input: ListExperienceEntitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListExperienceEntities",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListExperienceEntities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListExperienceEntitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -941,10 +824,7 @@ export const serializeAws_json1_1ListExperiencesCommand = async (
   input: ListExperiencesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListExperiences",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListExperiences");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListExperiencesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -954,10 +834,7 @@ export const serializeAws_json1_1ListFaqsCommand = async (
   input: ListFaqsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListFaqs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFaqs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFaqsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -967,10 +844,7 @@ export const serializeAws_json1_1ListGroupsOlderThanOrderingIdCommand = async (
   input: ListGroupsOlderThanOrderingIdCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListGroupsOlderThanOrderingId",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGroupsOlderThanOrderingId");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGroupsOlderThanOrderingIdRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -980,10 +854,7 @@ export const serializeAws_json1_1ListIndicesCommand = async (
   input: ListIndicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListIndices",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListIndices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListIndicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -993,10 +864,7 @@ export const serializeAws_json1_1ListQuerySuggestionsBlockListsCommand = async (
   input: ListQuerySuggestionsBlockListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListQuerySuggestionsBlockLists",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListQuerySuggestionsBlockLists");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListQuerySuggestionsBlockListsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1006,10 +874,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1019,10 +884,7 @@ export const serializeAws_json1_1ListThesauriCommand = async (
   input: ListThesauriCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.ListThesauri",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListThesauri");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListThesauriRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1032,10 +894,7 @@ export const serializeAws_json1_1PutPrincipalMappingCommand = async (
   input: PutPrincipalMappingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.PutPrincipalMapping",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPrincipalMapping");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPrincipalMappingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1045,10 +904,7 @@ export const serializeAws_json1_1QueryCommand = async (
   input: QueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.Query",
-  };
+  const headers: __HeaderBag = sharedHeaders("Query");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1QueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1058,10 +914,7 @@ export const serializeAws_json1_1StartDataSourceSyncJobCommand = async (
   input: StartDataSourceSyncJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.StartDataSourceSyncJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDataSourceSyncJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartDataSourceSyncJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1071,10 +924,7 @@ export const serializeAws_json1_1StopDataSourceSyncJobCommand = async (
   input: StopDataSourceSyncJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.StopDataSourceSyncJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopDataSourceSyncJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopDataSourceSyncJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1084,10 +934,7 @@ export const serializeAws_json1_1SubmitFeedbackCommand = async (
   input: SubmitFeedbackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.SubmitFeedback",
-  };
+  const headers: __HeaderBag = sharedHeaders("SubmitFeedback");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SubmitFeedbackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1097,10 +944,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1110,10 +954,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1123,10 +964,7 @@ export const serializeAws_json1_1UpdateAccessControlConfigurationCommand = async
   input: UpdateAccessControlConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.UpdateAccessControlConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAccessControlConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAccessControlConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1136,10 +974,7 @@ export const serializeAws_json1_1UpdateDataSourceCommand = async (
   input: UpdateDataSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.UpdateDataSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDataSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDataSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1149,10 +984,7 @@ export const serializeAws_json1_1UpdateExperienceCommand = async (
   input: UpdateExperienceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.UpdateExperience",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateExperience");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateExperienceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1162,10 +994,7 @@ export const serializeAws_json1_1UpdateIndexCommand = async (
   input: UpdateIndexCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.UpdateIndex",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateIndex");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateIndexRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1175,10 +1004,7 @@ export const serializeAws_json1_1UpdateQuerySuggestionsBlockListCommand = async
   input: UpdateQuerySuggestionsBlockListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.UpdateQuerySuggestionsBlockList",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateQuerySuggestionsBlockList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateQuerySuggestionsBlockListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1188,10 +1014,7 @@ export const serializeAws_json1_1UpdateQuerySuggestionsConfigCommand = async (
   input: UpdateQuerySuggestionsConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.UpdateQuerySuggestionsConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateQuerySuggestionsConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateQuerySuggestionsConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1201,10 +1024,7 @@ export const serializeAws_json1_1UpdateThesaurusCommand = async (
   input: UpdateThesaurusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSKendraFrontendService.UpdateThesaurus",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateThesaurus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateThesaurusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -11053,6 +10873,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSKendraFrontendService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-keyspaces/src/protocols/Aws_json1_0.ts b/clients/client-keyspaces/src/protocols/Aws_json1_0.ts
index 483846731ef73..66f51f4a629a2 100644
--- a/clients/client-keyspaces/src/protocols/Aws_json1_0.ts
+++ b/clients/client-keyspaces/src/protocols/Aws_json1_0.ts
@@ -89,10 +89,7 @@ export const serializeAws_json1_0CreateKeyspaceCommand = async (
   input: CreateKeyspaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.CreateKeyspace",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateKeyspace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateKeyspaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -102,10 +99,7 @@ export const serializeAws_json1_0CreateTableCommand = async (
   input: CreateTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.CreateTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -115,10 +109,7 @@ export const serializeAws_json1_0DeleteKeyspaceCommand = async (
   input: DeleteKeyspaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.DeleteKeyspace",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteKeyspace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteKeyspaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -128,10 +119,7 @@ export const serializeAws_json1_0DeleteTableCommand = async (
   input: DeleteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.DeleteTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -141,10 +129,7 @@ export const serializeAws_json1_0GetKeyspaceCommand = async (
   input: GetKeyspaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.GetKeyspace",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetKeyspace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetKeyspaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -154,10 +139,7 @@ export const serializeAws_json1_0GetTableCommand = async (
   input: GetTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.GetTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -167,10 +149,7 @@ export const serializeAws_json1_0ListKeyspacesCommand = async (
   input: ListKeyspacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.ListKeyspaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListKeyspaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListKeyspacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -180,10 +159,7 @@ export const serializeAws_json1_0ListTablesCommand = async (
   input: ListTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.ListTables",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTables");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTablesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -193,10 +169,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -206,10 +179,7 @@ export const serializeAws_json1_0RestoreTableCommand = async (
   input: RestoreTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.RestoreTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RestoreTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -219,10 +189,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -232,10 +199,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -245,10 +209,7 @@ export const serializeAws_json1_0UpdateTableCommand = async (
   input: UpdateTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "KeyspacesService.UpdateTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1718,6 +1679,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `KeyspacesService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-kinesis-analytics-v2/src/protocols/Aws_json1_1.ts b/clients/client-kinesis-analytics-v2/src/protocols/Aws_json1_1.ts
index 3f08919b1c248..9bf8c5f0f4333 100644
--- a/clients/client-kinesis-analytics-v2/src/protocols/Aws_json1_1.ts
+++ b/clients/client-kinesis-analytics-v2/src/protocols/Aws_json1_1.ts
@@ -320,10 +320,7 @@ export const serializeAws_json1_1AddApplicationCloudWatchLoggingOptionCommand =
   input: AddApplicationCloudWatchLoggingOptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.AddApplicationCloudWatchLoggingOption",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddApplicationCloudWatchLoggingOption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddApplicationCloudWatchLoggingOptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -333,10 +330,7 @@ export const serializeAws_json1_1AddApplicationInputCommand = async (
   input: AddApplicationInputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.AddApplicationInput",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddApplicationInput");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddApplicationInputRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -346,10 +340,7 @@ export const serializeAws_json1_1AddApplicationInputProcessingConfigurationComma
   input: AddApplicationInputProcessingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.AddApplicationInputProcessingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddApplicationInputProcessingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddApplicationInputProcessingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -359,10 +350,7 @@ export const serializeAws_json1_1AddApplicationOutputCommand = async (
   input: AddApplicationOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.AddApplicationOutput",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddApplicationOutput");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddApplicationOutputRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -372,10 +360,7 @@ export const serializeAws_json1_1AddApplicationReferenceDataSourceCommand = asyn
   input: AddApplicationReferenceDataSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.AddApplicationReferenceDataSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddApplicationReferenceDataSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddApplicationReferenceDataSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -385,10 +370,7 @@ export const serializeAws_json1_1AddApplicationVpcConfigurationCommand = async (
   input: AddApplicationVpcConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.AddApplicationVpcConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddApplicationVpcConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddApplicationVpcConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -398,10 +380,7 @@ export const serializeAws_json1_1CreateApplicationCommand = async (
   input: CreateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.CreateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -411,10 +390,7 @@ export const serializeAws_json1_1CreateApplicationPresignedUrlCommand = async (
   input: CreateApplicationPresignedUrlCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.CreateApplicationPresignedUrl",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApplicationPresignedUrl");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateApplicationPresignedUrlRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -424,10 +400,7 @@ export const serializeAws_json1_1CreateApplicationSnapshotCommand = async (
   input: CreateApplicationSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.CreateApplicationSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApplicationSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateApplicationSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -437,10 +410,7 @@ export const serializeAws_json1_1DeleteApplicationCommand = async (
   input: DeleteApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.DeleteApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -450,10 +420,7 @@ export const serializeAws_json1_1DeleteApplicationCloudWatchLoggingOptionCommand
   input: DeleteApplicationCloudWatchLoggingOptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.DeleteApplicationCloudWatchLoggingOption",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplicationCloudWatchLoggingOption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationCloudWatchLoggingOptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -463,10 +430,7 @@ export const serializeAws_json1_1DeleteApplicationInputProcessingConfigurationCo
   input: DeleteApplicationInputProcessingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.DeleteApplicationInputProcessingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplicationInputProcessingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationInputProcessingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -476,10 +440,7 @@ export const serializeAws_json1_1DeleteApplicationOutputCommand = async (
   input: DeleteApplicationOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.DeleteApplicationOutput",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplicationOutput");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationOutputRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -489,10 +450,7 @@ export const serializeAws_json1_1DeleteApplicationReferenceDataSourceCommand = a
   input: DeleteApplicationReferenceDataSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.DeleteApplicationReferenceDataSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplicationReferenceDataSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationReferenceDataSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -502,10 +460,7 @@ export const serializeAws_json1_1DeleteApplicationSnapshotCommand = async (
   input: DeleteApplicationSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.DeleteApplicationSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplicationSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -515,10 +470,7 @@ export const serializeAws_json1_1DeleteApplicationVpcConfigurationCommand = asyn
   input: DeleteApplicationVpcConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.DeleteApplicationVpcConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplicationVpcConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationVpcConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -528,10 +480,7 @@ export const serializeAws_json1_1DescribeApplicationCommand = async (
   input: DescribeApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.DescribeApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -541,10 +490,7 @@ export const serializeAws_json1_1DescribeApplicationSnapshotCommand = async (
   input: DescribeApplicationSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.DescribeApplicationSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApplicationSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeApplicationSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -554,10 +500,7 @@ export const serializeAws_json1_1DescribeApplicationVersionCommand = async (
   input: DescribeApplicationVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.DescribeApplicationVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApplicationVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeApplicationVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -567,10 +510,7 @@ export const serializeAws_json1_1DiscoverInputSchemaCommand = async (
   input: DiscoverInputSchemaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.DiscoverInputSchema",
-  };
+  const headers: __HeaderBag = sharedHeaders("DiscoverInputSchema");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DiscoverInputSchemaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -580,10 +520,7 @@ export const serializeAws_json1_1ListApplicationsCommand = async (
   input: ListApplicationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.ListApplications",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApplications");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApplicationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -593,10 +530,7 @@ export const serializeAws_json1_1ListApplicationSnapshotsCommand = async (
   input: ListApplicationSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.ListApplicationSnapshots",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApplicationSnapshots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApplicationSnapshotsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -606,10 +540,7 @@ export const serializeAws_json1_1ListApplicationVersionsCommand = async (
   input: ListApplicationVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.ListApplicationVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApplicationVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApplicationVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -619,10 +550,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -632,10 +560,7 @@ export const serializeAws_json1_1RollbackApplicationCommand = async (
   input: RollbackApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.RollbackApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("RollbackApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RollbackApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -645,10 +570,7 @@ export const serializeAws_json1_1StartApplicationCommand = async (
   input: StartApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.StartApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -658,10 +580,7 @@ export const serializeAws_json1_1StopApplicationCommand = async (
   input: StopApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.StopApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -671,10 +590,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -684,10 +600,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -697,10 +610,7 @@ export const serializeAws_json1_1UpdateApplicationCommand = async (
   input: UpdateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.UpdateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -710,10 +620,7 @@ export const serializeAws_json1_1UpdateApplicationMaintenanceConfigurationComman
   input: UpdateApplicationMaintenanceConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20180523.UpdateApplicationMaintenanceConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApplicationMaintenanceConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApplicationMaintenanceConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5546,6 +5453,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `KinesisAnalytics_20180523.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-kinesis-analytics/src/protocols/Aws_json1_1.ts b/clients/client-kinesis-analytics/src/protocols/Aws_json1_1.ts
index 352d4a42fe2da..c0474928054f8 100644
--- a/clients/client-kinesis-analytics/src/protocols/Aws_json1_1.ts
+++ b/clients/client-kinesis-analytics/src/protocols/Aws_json1_1.ts
@@ -187,10 +187,7 @@ export const serializeAws_json1_1AddApplicationCloudWatchLoggingOptionCommand =
   input: AddApplicationCloudWatchLoggingOptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.AddApplicationCloudWatchLoggingOption",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddApplicationCloudWatchLoggingOption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddApplicationCloudWatchLoggingOptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -200,10 +197,7 @@ export const serializeAws_json1_1AddApplicationInputCommand = async (
   input: AddApplicationInputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.AddApplicationInput",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddApplicationInput");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddApplicationInputRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -213,10 +207,7 @@ export const serializeAws_json1_1AddApplicationInputProcessingConfigurationComma
   input: AddApplicationInputProcessingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.AddApplicationInputProcessingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddApplicationInputProcessingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddApplicationInputProcessingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -226,10 +217,7 @@ export const serializeAws_json1_1AddApplicationOutputCommand = async (
   input: AddApplicationOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.AddApplicationOutput",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddApplicationOutput");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddApplicationOutputRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -239,10 +227,7 @@ export const serializeAws_json1_1AddApplicationReferenceDataSourceCommand = asyn
   input: AddApplicationReferenceDataSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.AddApplicationReferenceDataSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddApplicationReferenceDataSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddApplicationReferenceDataSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -252,10 +237,7 @@ export const serializeAws_json1_1CreateApplicationCommand = async (
   input: CreateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.CreateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -265,10 +247,7 @@ export const serializeAws_json1_1DeleteApplicationCommand = async (
   input: DeleteApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.DeleteApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -278,10 +257,7 @@ export const serializeAws_json1_1DeleteApplicationCloudWatchLoggingOptionCommand
   input: DeleteApplicationCloudWatchLoggingOptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.DeleteApplicationCloudWatchLoggingOption",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplicationCloudWatchLoggingOption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationCloudWatchLoggingOptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -291,10 +267,7 @@ export const serializeAws_json1_1DeleteApplicationInputProcessingConfigurationCo
   input: DeleteApplicationInputProcessingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.DeleteApplicationInputProcessingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplicationInputProcessingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationInputProcessingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -304,10 +277,7 @@ export const serializeAws_json1_1DeleteApplicationOutputCommand = async (
   input: DeleteApplicationOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.DeleteApplicationOutput",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplicationOutput");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationOutputRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -317,10 +287,7 @@ export const serializeAws_json1_1DeleteApplicationReferenceDataSourceCommand = a
   input: DeleteApplicationReferenceDataSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.DeleteApplicationReferenceDataSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApplicationReferenceDataSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteApplicationReferenceDataSourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -330,10 +297,7 @@ export const serializeAws_json1_1DescribeApplicationCommand = async (
   input: DescribeApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.DescribeApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -343,10 +307,7 @@ export const serializeAws_json1_1DiscoverInputSchemaCommand = async (
   input: DiscoverInputSchemaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.DiscoverInputSchema",
-  };
+  const headers: __HeaderBag = sharedHeaders("DiscoverInputSchema");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DiscoverInputSchemaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -356,10 +317,7 @@ export const serializeAws_json1_1ListApplicationsCommand = async (
   input: ListApplicationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.ListApplications",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApplications");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApplicationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -369,10 +327,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -382,10 +337,7 @@ export const serializeAws_json1_1StartApplicationCommand = async (
   input: StartApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.StartApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -395,10 +347,7 @@ export const serializeAws_json1_1StopApplicationCommand = async (
   input: StopApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.StopApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -408,10 +357,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -421,10 +367,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -434,10 +377,7 @@ export const serializeAws_json1_1UpdateApplicationCommand = async (
   input: UpdateApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "KinesisAnalytics_20150814.UpdateApplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3157,6 +3097,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `KinesisAnalytics_20150814.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-kinesis/src/protocols/Aws_json1_1.ts b/clients/client-kinesis/src/protocols/Aws_json1_1.ts
index 84f8729600c77..cfed18d219441 100644
--- a/clients/client-kinesis/src/protocols/Aws_json1_1.ts
+++ b/clients/client-kinesis/src/protocols/Aws_json1_1.ts
@@ -172,10 +172,7 @@ export const serializeAws_json1_1AddTagsToStreamCommand = async (
   input: AddTagsToStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.AddTagsToStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTagsToStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsToStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -185,10 +182,7 @@ export const serializeAws_json1_1CreateStreamCommand = async (
   input: CreateStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.CreateStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -198,10 +192,7 @@ export const serializeAws_json1_1DecreaseStreamRetentionPeriodCommand = async (
   input: DecreaseStreamRetentionPeriodCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.DecreaseStreamRetentionPeriod",
-  };
+  const headers: __HeaderBag = sharedHeaders("DecreaseStreamRetentionPeriod");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DecreaseStreamRetentionPeriodInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -211,10 +202,7 @@ export const serializeAws_json1_1DeleteStreamCommand = async (
   input: DeleteStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.DeleteStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -224,10 +212,7 @@ export const serializeAws_json1_1DeregisterStreamConsumerCommand = async (
   input: DeregisterStreamConsumerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.DeregisterStreamConsumer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterStreamConsumer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterStreamConsumerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -237,10 +222,7 @@ export const serializeAws_json1_1DescribeLimitsCommand = async (
   input: DescribeLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.DescribeLimits",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLimits");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLimitsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -250,10 +232,7 @@ export const serializeAws_json1_1DescribeStreamCommand = async (
   input: DescribeStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.DescribeStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -263,10 +242,7 @@ export const serializeAws_json1_1DescribeStreamConsumerCommand = async (
   input: DescribeStreamConsumerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.DescribeStreamConsumer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStreamConsumer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStreamConsumerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -276,10 +252,7 @@ export const serializeAws_json1_1DescribeStreamSummaryCommand = async (
   input: DescribeStreamSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.DescribeStreamSummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStreamSummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStreamSummaryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -289,10 +262,7 @@ export const serializeAws_json1_1DisableEnhancedMonitoringCommand = async (
   input: DisableEnhancedMonitoringCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.DisableEnhancedMonitoring",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableEnhancedMonitoring");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableEnhancedMonitoringInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -302,10 +272,7 @@ export const serializeAws_json1_1EnableEnhancedMonitoringCommand = async (
   input: EnableEnhancedMonitoringCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.EnableEnhancedMonitoring",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableEnhancedMonitoring");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableEnhancedMonitoringInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -315,10 +282,7 @@ export const serializeAws_json1_1GetRecordsCommand = async (
   input: GetRecordsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.GetRecords",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRecords");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRecordsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -328,10 +292,7 @@ export const serializeAws_json1_1GetShardIteratorCommand = async (
   input: GetShardIteratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.GetShardIterator",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetShardIterator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetShardIteratorInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -341,10 +302,7 @@ export const serializeAws_json1_1IncreaseStreamRetentionPeriodCommand = async (
   input: IncreaseStreamRetentionPeriodCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.IncreaseStreamRetentionPeriod",
-  };
+  const headers: __HeaderBag = sharedHeaders("IncreaseStreamRetentionPeriod");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1IncreaseStreamRetentionPeriodInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -354,10 +312,7 @@ export const serializeAws_json1_1ListShardsCommand = async (
   input: ListShardsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.ListShards",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListShards");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListShardsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -367,10 +322,7 @@ export const serializeAws_json1_1ListStreamConsumersCommand = async (
   input: ListStreamConsumersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.ListStreamConsumers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStreamConsumers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStreamConsumersInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -380,10 +332,7 @@ export const serializeAws_json1_1ListStreamsCommand = async (
   input: ListStreamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.ListStreams",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStreams");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStreamsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -393,10 +342,7 @@ export const serializeAws_json1_1ListTagsForStreamCommand = async (
   input: ListTagsForStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.ListTagsForStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -406,10 +352,7 @@ export const serializeAws_json1_1MergeShardsCommand = async (
   input: MergeShardsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.MergeShards",
-  };
+  const headers: __HeaderBag = sharedHeaders("MergeShards");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MergeShardsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -419,10 +362,7 @@ export const serializeAws_json1_1PutRecordCommand = async (
   input: PutRecordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.PutRecord",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRecord");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRecordInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -432,10 +372,7 @@ export const serializeAws_json1_1PutRecordsCommand = async (
   input: PutRecordsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.PutRecords",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRecords");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRecordsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -445,10 +382,7 @@ export const serializeAws_json1_1RegisterStreamConsumerCommand = async (
   input: RegisterStreamConsumerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.RegisterStreamConsumer",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterStreamConsumer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterStreamConsumerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -458,10 +392,7 @@ export const serializeAws_json1_1RemoveTagsFromStreamCommand = async (
   input: RemoveTagsFromStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.RemoveTagsFromStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTagsFromStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTagsFromStreamInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -471,10 +402,7 @@ export const serializeAws_json1_1SplitShardCommand = async (
   input: SplitShardCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.SplitShard",
-  };
+  const headers: __HeaderBag = sharedHeaders("SplitShard");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SplitShardInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -484,10 +412,7 @@ export const serializeAws_json1_1StartStreamEncryptionCommand = async (
   input: StartStreamEncryptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.StartStreamEncryption",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartStreamEncryption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartStreamEncryptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -497,10 +422,7 @@ export const serializeAws_json1_1StopStreamEncryptionCommand = async (
   input: StopStreamEncryptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.StopStreamEncryption",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopStreamEncryption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopStreamEncryptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -510,10 +432,7 @@ export const serializeAws_json1_1SubscribeToShardCommand = async (
   input: SubscribeToShardCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.SubscribeToShard",
-  };
+  const headers: __HeaderBag = sharedHeaders("SubscribeToShard");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SubscribeToShardInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -523,10 +442,7 @@ export const serializeAws_json1_1UpdateShardCountCommand = async (
   input: UpdateShardCountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.UpdateShardCount",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateShardCount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateShardCountInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -536,10 +452,7 @@ export const serializeAws_json1_1UpdateStreamModeCommand = async (
   input: UpdateStreamModeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Kinesis_20131202.UpdateStreamMode",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateStreamMode");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateStreamModeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3456,6 +3369,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `Kinesis_20131202.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-kms/src/protocols/Aws_json1_1.ts b/clients/client-kms/src/protocols/Aws_json1_1.ts
index ab705aac9ef90..3cefd6ead4a39 100644
--- a/clients/client-kms/src/protocols/Aws_json1_1.ts
+++ b/clients/client-kms/src/protocols/Aws_json1_1.ts
@@ -269,10 +269,7 @@ export const serializeAws_json1_1CancelKeyDeletionCommand = async (
   input: CancelKeyDeletionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.CancelKeyDeletion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelKeyDeletion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelKeyDeletionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -282,10 +279,7 @@ export const serializeAws_json1_1ConnectCustomKeyStoreCommand = async (
   input: ConnectCustomKeyStoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.ConnectCustomKeyStore",
-  };
+  const headers: __HeaderBag = sharedHeaders("ConnectCustomKeyStore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ConnectCustomKeyStoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -295,10 +289,7 @@ export const serializeAws_json1_1CreateAliasCommand = async (
   input: CreateAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.CreateAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAliasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -308,10 +299,7 @@ export const serializeAws_json1_1CreateCustomKeyStoreCommand = async (
   input: CreateCustomKeyStoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.CreateCustomKeyStore",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCustomKeyStore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCustomKeyStoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -321,10 +309,7 @@ export const serializeAws_json1_1CreateGrantCommand = async (
   input: CreateGrantCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.CreateGrant",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGrant");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGrantRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -334,10 +319,7 @@ export const serializeAws_json1_1CreateKeyCommand = async (
   input: CreateKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.CreateKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -347,10 +329,7 @@ export const serializeAws_json1_1DecryptCommand = async (
   input: DecryptCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.Decrypt",
-  };
+  const headers: __HeaderBag = sharedHeaders("Decrypt");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DecryptRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -360,10 +339,7 @@ export const serializeAws_json1_1DeleteAliasCommand = async (
   input: DeleteAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.DeleteAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAliasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -373,10 +349,7 @@ export const serializeAws_json1_1DeleteCustomKeyStoreCommand = async (
   input: DeleteCustomKeyStoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.DeleteCustomKeyStore",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCustomKeyStore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCustomKeyStoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -386,10 +359,7 @@ export const serializeAws_json1_1DeleteImportedKeyMaterialCommand = async (
   input: DeleteImportedKeyMaterialCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.DeleteImportedKeyMaterial",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteImportedKeyMaterial");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteImportedKeyMaterialRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -399,10 +369,7 @@ export const serializeAws_json1_1DescribeCustomKeyStoresCommand = async (
   input: DescribeCustomKeyStoresCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.DescribeCustomKeyStores",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCustomKeyStores");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCustomKeyStoresRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -412,10 +379,7 @@ export const serializeAws_json1_1DescribeKeyCommand = async (
   input: DescribeKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.DescribeKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -425,10 +389,7 @@ export const serializeAws_json1_1DisableKeyCommand = async (
   input: DisableKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.DisableKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -438,10 +399,7 @@ export const serializeAws_json1_1DisableKeyRotationCommand = async (
   input: DisableKeyRotationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.DisableKeyRotation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableKeyRotation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableKeyRotationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -451,10 +409,7 @@ export const serializeAws_json1_1DisconnectCustomKeyStoreCommand = async (
   input: DisconnectCustomKeyStoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.DisconnectCustomKeyStore",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisconnectCustomKeyStore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisconnectCustomKeyStoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -464,10 +419,7 @@ export const serializeAws_json1_1EnableKeyCommand = async (
   input: EnableKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.EnableKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -477,10 +429,7 @@ export const serializeAws_json1_1EnableKeyRotationCommand = async (
   input: EnableKeyRotationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.EnableKeyRotation",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableKeyRotation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableKeyRotationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -490,10 +439,7 @@ export const serializeAws_json1_1EncryptCommand = async (
   input: EncryptCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.Encrypt",
-  };
+  const headers: __HeaderBag = sharedHeaders("Encrypt");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EncryptRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -503,10 +449,7 @@ export const serializeAws_json1_1GenerateDataKeyCommand = async (
   input: GenerateDataKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.GenerateDataKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("GenerateDataKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GenerateDataKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -516,10 +459,7 @@ export const serializeAws_json1_1GenerateDataKeyPairCommand = async (
   input: GenerateDataKeyPairCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.GenerateDataKeyPair",
-  };
+  const headers: __HeaderBag = sharedHeaders("GenerateDataKeyPair");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GenerateDataKeyPairRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -529,10 +469,7 @@ export const serializeAws_json1_1GenerateDataKeyPairWithoutPlaintextCommand = as
   input: GenerateDataKeyPairWithoutPlaintextCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.GenerateDataKeyPairWithoutPlaintext",
-  };
+  const headers: __HeaderBag = sharedHeaders("GenerateDataKeyPairWithoutPlaintext");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GenerateDataKeyPairWithoutPlaintextRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -542,10 +479,7 @@ export const serializeAws_json1_1GenerateDataKeyWithoutPlaintextCommand = async
   input: GenerateDataKeyWithoutPlaintextCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.GenerateDataKeyWithoutPlaintext",
-  };
+  const headers: __HeaderBag = sharedHeaders("GenerateDataKeyWithoutPlaintext");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GenerateDataKeyWithoutPlaintextRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -555,10 +489,7 @@ export const serializeAws_json1_1GenerateMacCommand = async (
   input: GenerateMacCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.GenerateMac",
-  };
+  const headers: __HeaderBag = sharedHeaders("GenerateMac");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GenerateMacRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -568,10 +499,7 @@ export const serializeAws_json1_1GenerateRandomCommand = async (
   input: GenerateRandomCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.GenerateRandom",
-  };
+  const headers: __HeaderBag = sharedHeaders("GenerateRandom");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GenerateRandomRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -581,10 +509,7 @@ export const serializeAws_json1_1GetKeyPolicyCommand = async (
   input: GetKeyPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.GetKeyPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetKeyPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetKeyPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -594,10 +519,7 @@ export const serializeAws_json1_1GetKeyRotationStatusCommand = async (
   input: GetKeyRotationStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.GetKeyRotationStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetKeyRotationStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetKeyRotationStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -607,10 +529,7 @@ export const serializeAws_json1_1GetParametersForImportCommand = async (
   input: GetParametersForImportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.GetParametersForImport",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetParametersForImport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetParametersForImportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -620,10 +539,7 @@ export const serializeAws_json1_1GetPublicKeyCommand = async (
   input: GetPublicKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.GetPublicKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPublicKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPublicKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -633,10 +549,7 @@ export const serializeAws_json1_1ImportKeyMaterialCommand = async (
   input: ImportKeyMaterialCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.ImportKeyMaterial",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportKeyMaterial");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportKeyMaterialRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -646,10 +559,7 @@ export const serializeAws_json1_1ListAliasesCommand = async (
   input: ListAliasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.ListAliases",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAliases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAliasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -659,10 +569,7 @@ export const serializeAws_json1_1ListGrantsCommand = async (
   input: ListGrantsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.ListGrants",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGrants");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGrantsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -672,10 +579,7 @@ export const serializeAws_json1_1ListKeyPoliciesCommand = async (
   input: ListKeyPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.ListKeyPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListKeyPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListKeyPoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -685,10 +589,7 @@ export const serializeAws_json1_1ListKeysCommand = async (
   input: ListKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.ListKeys",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListKeys");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListKeysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -698,10 +599,7 @@ export const serializeAws_json1_1ListResourceTagsCommand = async (
   input: ListResourceTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.ListResourceTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourceTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourceTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -711,10 +609,7 @@ export const serializeAws_json1_1ListRetirableGrantsCommand = async (
   input: ListRetirableGrantsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.ListRetirableGrants",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRetirableGrants");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRetirableGrantsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -724,10 +619,7 @@ export const serializeAws_json1_1PutKeyPolicyCommand = async (
   input: PutKeyPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.PutKeyPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutKeyPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutKeyPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -737,10 +629,7 @@ export const serializeAws_json1_1ReEncryptCommand = async (
   input: ReEncryptCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.ReEncrypt",
-  };
+  const headers: __HeaderBag = sharedHeaders("ReEncrypt");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ReEncryptRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -750,10 +639,7 @@ export const serializeAws_json1_1ReplicateKeyCommand = async (
   input: ReplicateKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.ReplicateKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("ReplicateKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ReplicateKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -763,10 +649,7 @@ export const serializeAws_json1_1RetireGrantCommand = async (
   input: RetireGrantCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.RetireGrant",
-  };
+  const headers: __HeaderBag = sharedHeaders("RetireGrant");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RetireGrantRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -776,10 +659,7 @@ export const serializeAws_json1_1RevokeGrantCommand = async (
   input: RevokeGrantCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.RevokeGrant",
-  };
+  const headers: __HeaderBag = sharedHeaders("RevokeGrant");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RevokeGrantRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -789,10 +669,7 @@ export const serializeAws_json1_1ScheduleKeyDeletionCommand = async (
   input: ScheduleKeyDeletionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.ScheduleKeyDeletion",
-  };
+  const headers: __HeaderBag = sharedHeaders("ScheduleKeyDeletion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ScheduleKeyDeletionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -802,10 +679,7 @@ export const serializeAws_json1_1SignCommand = async (
   input: SignCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.Sign",
-  };
+  const headers: __HeaderBag = sharedHeaders("Sign");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SignRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -815,10 +689,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -828,10 +699,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -841,10 +709,7 @@ export const serializeAws_json1_1UpdateAliasCommand = async (
   input: UpdateAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.UpdateAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAliasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -854,10 +719,7 @@ export const serializeAws_json1_1UpdateCustomKeyStoreCommand = async (
   input: UpdateCustomKeyStoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.UpdateCustomKeyStore",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCustomKeyStore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCustomKeyStoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -867,10 +729,7 @@ export const serializeAws_json1_1UpdateKeyDescriptionCommand = async (
   input: UpdateKeyDescriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.UpdateKeyDescription",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateKeyDescription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateKeyDescriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -880,10 +739,7 @@ export const serializeAws_json1_1UpdatePrimaryRegionCommand = async (
   input: UpdatePrimaryRegionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.UpdatePrimaryRegion",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePrimaryRegion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePrimaryRegionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -893,10 +749,7 @@ export const serializeAws_json1_1VerifyCommand = async (
   input: VerifyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.Verify",
-  };
+  const headers: __HeaderBag = sharedHeaders("Verify");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1VerifyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -906,10 +759,7 @@ export const serializeAws_json1_1VerifyMacCommand = async (
   input: VerifyMacCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TrentService.VerifyMac",
-  };
+  const headers: __HeaderBag = sharedHeaders("VerifyMac");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1VerifyMacRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -6110,6 +5960,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `TrentService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-license-manager/src/protocols/Aws_json1_1.ts b/clients/client-license-manager/src/protocols/Aws_json1_1.ts
index 162cf22a13fa7..48a50f1000003 100644
--- a/clients/client-license-manager/src/protocols/Aws_json1_1.ts
+++ b/clients/client-license-manager/src/protocols/Aws_json1_1.ts
@@ -319,10 +319,7 @@ export const serializeAws_json1_1AcceptGrantCommand = async (
   input: AcceptGrantCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.AcceptGrant",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcceptGrant");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AcceptGrantRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -332,10 +329,7 @@ export const serializeAws_json1_1CheckInLicenseCommand = async (
   input: CheckInLicenseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.CheckInLicense",
-  };
+  const headers: __HeaderBag = sharedHeaders("CheckInLicense");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CheckInLicenseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -345,10 +339,7 @@ export const serializeAws_json1_1CheckoutBorrowLicenseCommand = async (
   input: CheckoutBorrowLicenseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.CheckoutBorrowLicense",
-  };
+  const headers: __HeaderBag = sharedHeaders("CheckoutBorrowLicense");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CheckoutBorrowLicenseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -358,10 +349,7 @@ export const serializeAws_json1_1CheckoutLicenseCommand = async (
   input: CheckoutLicenseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.CheckoutLicense",
-  };
+  const headers: __HeaderBag = sharedHeaders("CheckoutLicense");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CheckoutLicenseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -371,10 +359,7 @@ export const serializeAws_json1_1CreateGrantCommand = async (
   input: CreateGrantCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.CreateGrant",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGrant");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGrantRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -384,10 +369,7 @@ export const serializeAws_json1_1CreateGrantVersionCommand = async (
   input: CreateGrantVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.CreateGrantVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGrantVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGrantVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -397,10 +379,7 @@ export const serializeAws_json1_1CreateLicenseCommand = async (
   input: CreateLicenseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.CreateLicense",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLicense");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLicenseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -410,10 +389,7 @@ export const serializeAws_json1_1CreateLicenseConfigurationCommand = async (
   input: CreateLicenseConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.CreateLicenseConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLicenseConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLicenseConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -423,10 +399,7 @@ export const serializeAws_json1_1CreateLicenseConversionTaskForResourceCommand =
   input: CreateLicenseConversionTaskForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.CreateLicenseConversionTaskForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLicenseConversionTaskForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLicenseConversionTaskForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -436,10 +409,7 @@ export const serializeAws_json1_1CreateLicenseManagerReportGeneratorCommand = as
   input: CreateLicenseManagerReportGeneratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.CreateLicenseManagerReportGenerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLicenseManagerReportGenerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLicenseManagerReportGeneratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -449,10 +419,7 @@ export const serializeAws_json1_1CreateLicenseVersionCommand = async (
   input: CreateLicenseVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.CreateLicenseVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLicenseVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLicenseVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -462,10 +429,7 @@ export const serializeAws_json1_1CreateTokenCommand = async (
   input: CreateTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.CreateToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTokenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -475,10 +439,7 @@ export const serializeAws_json1_1DeleteGrantCommand = async (
   input: DeleteGrantCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.DeleteGrant",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGrant");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGrantRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -488,10 +449,7 @@ export const serializeAws_json1_1DeleteLicenseCommand = async (
   input: DeleteLicenseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.DeleteLicense",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLicense");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLicenseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -501,10 +459,7 @@ export const serializeAws_json1_1DeleteLicenseConfigurationCommand = async (
   input: DeleteLicenseConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.DeleteLicenseConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLicenseConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLicenseConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -514,10 +469,7 @@ export const serializeAws_json1_1DeleteLicenseManagerReportGeneratorCommand = as
   input: DeleteLicenseManagerReportGeneratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.DeleteLicenseManagerReportGenerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLicenseManagerReportGenerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLicenseManagerReportGeneratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -527,10 +479,7 @@ export const serializeAws_json1_1DeleteTokenCommand = async (
   input: DeleteTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.DeleteToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTokenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -540,10 +489,7 @@ export const serializeAws_json1_1ExtendLicenseConsumptionCommand = async (
   input: ExtendLicenseConsumptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ExtendLicenseConsumption",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExtendLicenseConsumption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ExtendLicenseConsumptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -553,10 +499,7 @@ export const serializeAws_json1_1GetAccessTokenCommand = async (
   input: GetAccessTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.GetAccessToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAccessToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAccessTokenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -566,10 +509,7 @@ export const serializeAws_json1_1GetGrantCommand = async (
   input: GetGrantCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.GetGrant",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetGrant");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetGrantRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -579,10 +519,7 @@ export const serializeAws_json1_1GetLicenseCommand = async (
   input: GetLicenseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.GetLicense",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLicense");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLicenseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -592,10 +529,7 @@ export const serializeAws_json1_1GetLicenseConfigurationCommand = async (
   input: GetLicenseConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.GetLicenseConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLicenseConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLicenseConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -605,10 +539,7 @@ export const serializeAws_json1_1GetLicenseConversionTaskCommand = async (
   input: GetLicenseConversionTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.GetLicenseConversionTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLicenseConversionTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLicenseConversionTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -618,10 +549,7 @@ export const serializeAws_json1_1GetLicenseManagerReportGeneratorCommand = async
   input: GetLicenseManagerReportGeneratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.GetLicenseManagerReportGenerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLicenseManagerReportGenerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLicenseManagerReportGeneratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -631,10 +559,7 @@ export const serializeAws_json1_1GetLicenseUsageCommand = async (
   input: GetLicenseUsageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.GetLicenseUsage",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLicenseUsage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLicenseUsageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -644,10 +569,7 @@ export const serializeAws_json1_1GetServiceSettingsCommand = async (
   input: GetServiceSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.GetServiceSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetServiceSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetServiceSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -657,10 +579,7 @@ export const serializeAws_json1_1ListAssociationsForLicenseConfigurationCommand
   input: ListAssociationsForLicenseConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListAssociationsForLicenseConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssociationsForLicenseConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssociationsForLicenseConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -670,10 +589,7 @@ export const serializeAws_json1_1ListDistributedGrantsCommand = async (
   input: ListDistributedGrantsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListDistributedGrants",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDistributedGrants");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDistributedGrantsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -683,10 +599,7 @@ export const serializeAws_json1_1ListFailuresForLicenseConfigurationOperationsCo
   input: ListFailuresForLicenseConfigurationOperationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListFailuresForLicenseConfigurationOperations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFailuresForLicenseConfigurationOperations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFailuresForLicenseConfigurationOperationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -696,10 +609,7 @@ export const serializeAws_json1_1ListLicenseConfigurationsCommand = async (
   input: ListLicenseConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListLicenseConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLicenseConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLicenseConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -709,10 +619,7 @@ export const serializeAws_json1_1ListLicenseConversionTasksCommand = async (
   input: ListLicenseConversionTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListLicenseConversionTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLicenseConversionTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLicenseConversionTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -722,10 +629,7 @@ export const serializeAws_json1_1ListLicenseManagerReportGeneratorsCommand = asy
   input: ListLicenseManagerReportGeneratorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListLicenseManagerReportGenerators",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLicenseManagerReportGenerators");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLicenseManagerReportGeneratorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -735,10 +639,7 @@ export const serializeAws_json1_1ListLicensesCommand = async (
   input: ListLicensesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListLicenses",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLicenses");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLicensesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -748,10 +649,7 @@ export const serializeAws_json1_1ListLicenseSpecificationsForResourceCommand = a
   input: ListLicenseSpecificationsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListLicenseSpecificationsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLicenseSpecificationsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLicenseSpecificationsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -761,10 +659,7 @@ export const serializeAws_json1_1ListLicenseVersionsCommand = async (
   input: ListLicenseVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListLicenseVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLicenseVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLicenseVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -774,10 +669,7 @@ export const serializeAws_json1_1ListReceivedGrantsCommand = async (
   input: ListReceivedGrantsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListReceivedGrants",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReceivedGrants");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReceivedGrantsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -787,10 +679,7 @@ export const serializeAws_json1_1ListReceivedGrantsForOrganizationCommand = asyn
   input: ListReceivedGrantsForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListReceivedGrantsForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReceivedGrantsForOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReceivedGrantsForOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -800,10 +689,7 @@ export const serializeAws_json1_1ListReceivedLicensesCommand = async (
   input: ListReceivedLicensesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListReceivedLicenses",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReceivedLicenses");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReceivedLicensesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -813,10 +699,7 @@ export const serializeAws_json1_1ListReceivedLicensesForOrganizationCommand = as
   input: ListReceivedLicensesForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListReceivedLicensesForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReceivedLicensesForOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReceivedLicensesForOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -826,10 +709,7 @@ export const serializeAws_json1_1ListResourceInventoryCommand = async (
   input: ListResourceInventoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListResourceInventory",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourceInventory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourceInventoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -839,10 +719,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -852,10 +729,7 @@ export const serializeAws_json1_1ListTokensCommand = async (
   input: ListTokensCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListTokens",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTokens");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTokensRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -865,10 +739,7 @@ export const serializeAws_json1_1ListUsageForLicenseConfigurationCommand = async
   input: ListUsageForLicenseConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.ListUsageForLicenseConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUsageForLicenseConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUsageForLicenseConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -878,10 +749,7 @@ export const serializeAws_json1_1RejectGrantCommand = async (
   input: RejectGrantCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.RejectGrant",
-  };
+  const headers: __HeaderBag = sharedHeaders("RejectGrant");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RejectGrantRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -891,10 +759,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -904,10 +769,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -917,10 +779,7 @@ export const serializeAws_json1_1UpdateLicenseConfigurationCommand = async (
   input: UpdateLicenseConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.UpdateLicenseConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLicenseConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLicenseConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -930,10 +789,7 @@ export const serializeAws_json1_1UpdateLicenseManagerReportGeneratorCommand = as
   input: UpdateLicenseManagerReportGeneratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.UpdateLicenseManagerReportGenerator",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLicenseManagerReportGenerator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLicenseManagerReportGeneratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -943,10 +799,7 @@ export const serializeAws_json1_1UpdateLicenseSpecificationsForResourceCommand =
   input: UpdateLicenseSpecificationsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.UpdateLicenseSpecificationsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLicenseSpecificationsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLicenseSpecificationsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -956,10 +809,7 @@ export const serializeAws_json1_1UpdateServiceSettingsCommand = async (
   input: UpdateServiceSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSLicenseManager.UpdateServiceSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateServiceSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateServiceSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -6450,6 +6300,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSLicenseManager.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-lightsail/src/protocols/Aws_json1_1.ts b/clients/client-lightsail/src/protocols/Aws_json1_1.ts
index 6763252c1709c..05f2f8fc9824b 100644
--- a/clients/client-lightsail/src/protocols/Aws_json1_1.ts
+++ b/clients/client-lightsail/src/protocols/Aws_json1_1.ts
@@ -873,10 +873,7 @@ export const serializeAws_json1_1AllocateStaticIpCommand = async (
   input: AllocateStaticIpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.AllocateStaticIp",
-  };
+  const headers: __HeaderBag = sharedHeaders("AllocateStaticIp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AllocateStaticIpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -886,10 +883,7 @@ export const serializeAws_json1_1AttachCertificateToDistributionCommand = async
   input: AttachCertificateToDistributionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.AttachCertificateToDistribution",
-  };
+  const headers: __HeaderBag = sharedHeaders("AttachCertificateToDistribution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AttachCertificateToDistributionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -899,10 +893,7 @@ export const serializeAws_json1_1AttachDiskCommand = async (
   input: AttachDiskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.AttachDisk",
-  };
+  const headers: __HeaderBag = sharedHeaders("AttachDisk");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AttachDiskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -912,10 +903,7 @@ export const serializeAws_json1_1AttachInstancesToLoadBalancerCommand = async (
   input: AttachInstancesToLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.AttachInstancesToLoadBalancer",
-  };
+  const headers: __HeaderBag = sharedHeaders("AttachInstancesToLoadBalancer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AttachInstancesToLoadBalancerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -925,10 +913,7 @@ export const serializeAws_json1_1AttachLoadBalancerTlsCertificateCommand = async
   input: AttachLoadBalancerTlsCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.AttachLoadBalancerTlsCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("AttachLoadBalancerTlsCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AttachLoadBalancerTlsCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -938,10 +923,7 @@ export const serializeAws_json1_1AttachStaticIpCommand = async (
   input: AttachStaticIpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.AttachStaticIp",
-  };
+  const headers: __HeaderBag = sharedHeaders("AttachStaticIp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AttachStaticIpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -951,10 +933,7 @@ export const serializeAws_json1_1CloseInstancePublicPortsCommand = async (
   input: CloseInstancePublicPortsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CloseInstancePublicPorts",
-  };
+  const headers: __HeaderBag = sharedHeaders("CloseInstancePublicPorts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CloseInstancePublicPortsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -964,10 +943,7 @@ export const serializeAws_json1_1CopySnapshotCommand = async (
   input: CopySnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CopySnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CopySnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CopySnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -977,10 +953,7 @@ export const serializeAws_json1_1CreateBucketCommand = async (
   input: CreateBucketCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateBucket",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBucket");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBucketRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -990,10 +963,7 @@ export const serializeAws_json1_1CreateBucketAccessKeyCommand = async (
   input: CreateBucketAccessKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateBucketAccessKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBucketAccessKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBucketAccessKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1003,10 +973,7 @@ export const serializeAws_json1_1CreateCertificateCommand = async (
   input: CreateCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1016,10 +983,7 @@ export const serializeAws_json1_1CreateCloudFormationStackCommand = async (
   input: CreateCloudFormationStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateCloudFormationStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCloudFormationStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCloudFormationStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1029,10 +993,7 @@ export const serializeAws_json1_1CreateContactMethodCommand = async (
   input: CreateContactMethodCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateContactMethod",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateContactMethod");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateContactMethodRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1042,10 +1003,7 @@ export const serializeAws_json1_1CreateContainerServiceCommand = async (
   input: CreateContainerServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateContainerService",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateContainerService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateContainerServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1055,10 +1013,7 @@ export const serializeAws_json1_1CreateContainerServiceDeploymentCommand = async
   input: CreateContainerServiceDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateContainerServiceDeployment",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateContainerServiceDeployment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateContainerServiceDeploymentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1068,10 +1023,7 @@ export const serializeAws_json1_1CreateContainerServiceRegistryLoginCommand = as
   input: CreateContainerServiceRegistryLoginCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateContainerServiceRegistryLogin",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateContainerServiceRegistryLogin");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateContainerServiceRegistryLoginRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1081,10 +1033,7 @@ export const serializeAws_json1_1CreateDiskCommand = async (
   input: CreateDiskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateDisk",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDisk");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDiskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1094,10 +1043,7 @@ export const serializeAws_json1_1CreateDiskFromSnapshotCommand = async (
   input: CreateDiskFromSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateDiskFromSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDiskFromSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDiskFromSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1107,10 +1053,7 @@ export const serializeAws_json1_1CreateDiskSnapshotCommand = async (
   input: CreateDiskSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateDiskSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDiskSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDiskSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1120,10 +1063,7 @@ export const serializeAws_json1_1CreateDistributionCommand = async (
   input: CreateDistributionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateDistribution",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDistribution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDistributionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1133,10 +1073,7 @@ export const serializeAws_json1_1CreateDomainCommand = async (
   input: CreateDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1146,10 +1083,7 @@ export const serializeAws_json1_1CreateDomainEntryCommand = async (
   input: CreateDomainEntryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateDomainEntry",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDomainEntry");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDomainEntryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1159,10 +1093,7 @@ export const serializeAws_json1_1CreateGUISessionAccessDetailsCommand = async (
   input: CreateGUISessionAccessDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateGUISessionAccessDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGUISessionAccessDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGUISessionAccessDetailsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1172,10 +1103,7 @@ export const serializeAws_json1_1CreateInstancesCommand = async (
   input: CreateInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateInstancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1185,10 +1113,7 @@ export const serializeAws_json1_1CreateInstancesFromSnapshotCommand = async (
   input: CreateInstancesFromSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateInstancesFromSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateInstancesFromSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateInstancesFromSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1198,10 +1123,7 @@ export const serializeAws_json1_1CreateInstanceSnapshotCommand = async (
   input: CreateInstanceSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateInstanceSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateInstanceSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateInstanceSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1211,10 +1133,7 @@ export const serializeAws_json1_1CreateKeyPairCommand = async (
   input: CreateKeyPairCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateKeyPair",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateKeyPair");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateKeyPairRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1224,10 +1143,7 @@ export const serializeAws_json1_1CreateLoadBalancerCommand = async (
   input: CreateLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateLoadBalancer",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLoadBalancer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLoadBalancerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1237,10 +1153,7 @@ export const serializeAws_json1_1CreateLoadBalancerTlsCertificateCommand = async
   input: CreateLoadBalancerTlsCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateLoadBalancerTlsCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLoadBalancerTlsCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLoadBalancerTlsCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1250,10 +1163,7 @@ export const serializeAws_json1_1CreateRelationalDatabaseCommand = async (
   input: CreateRelationalDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateRelationalDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRelationalDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRelationalDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1263,10 +1173,7 @@ export const serializeAws_json1_1CreateRelationalDatabaseFromSnapshotCommand = a
   input: CreateRelationalDatabaseFromSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateRelationalDatabaseFromSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRelationalDatabaseFromSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRelationalDatabaseFromSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1276,10 +1183,7 @@ export const serializeAws_json1_1CreateRelationalDatabaseSnapshotCommand = async
   input: CreateRelationalDatabaseSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.CreateRelationalDatabaseSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRelationalDatabaseSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRelationalDatabaseSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1289,10 +1193,7 @@ export const serializeAws_json1_1DeleteAlarmCommand = async (
   input: DeleteAlarmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteAlarm",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAlarm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAlarmRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1302,10 +1203,7 @@ export const serializeAws_json1_1DeleteAutoSnapshotCommand = async (
   input: DeleteAutoSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteAutoSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAutoSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAutoSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1315,10 +1213,7 @@ export const serializeAws_json1_1DeleteBucketCommand = async (
   input: DeleteBucketCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteBucket",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBucket");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBucketRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1328,10 +1223,7 @@ export const serializeAws_json1_1DeleteBucketAccessKeyCommand = async (
   input: DeleteBucketAccessKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteBucketAccessKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBucketAccessKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBucketAccessKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1341,10 +1233,7 @@ export const serializeAws_json1_1DeleteCertificateCommand = async (
   input: DeleteCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1354,10 +1243,7 @@ export const serializeAws_json1_1DeleteContactMethodCommand = async (
   input: DeleteContactMethodCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteContactMethod",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteContactMethod");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteContactMethodRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1367,10 +1253,7 @@ export const serializeAws_json1_1DeleteContainerImageCommand = async (
   input: DeleteContainerImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteContainerImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteContainerImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteContainerImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1380,10 +1263,7 @@ export const serializeAws_json1_1DeleteContainerServiceCommand = async (
   input: DeleteContainerServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteContainerService",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteContainerService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteContainerServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1393,10 +1273,7 @@ export const serializeAws_json1_1DeleteDiskCommand = async (
   input: DeleteDiskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteDisk",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDisk");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDiskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1406,10 +1283,7 @@ export const serializeAws_json1_1DeleteDiskSnapshotCommand = async (
   input: DeleteDiskSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteDiskSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDiskSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDiskSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1419,10 +1293,7 @@ export const serializeAws_json1_1DeleteDistributionCommand = async (
   input: DeleteDistributionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteDistribution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDistribution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDistributionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1432,10 +1303,7 @@ export const serializeAws_json1_1DeleteDomainCommand = async (
   input: DeleteDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1445,10 +1313,7 @@ export const serializeAws_json1_1DeleteDomainEntryCommand = async (
   input: DeleteDomainEntryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteDomainEntry",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDomainEntry");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDomainEntryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1458,10 +1323,7 @@ export const serializeAws_json1_1DeleteInstanceCommand = async (
   input: DeleteInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1471,10 +1333,7 @@ export const serializeAws_json1_1DeleteInstanceSnapshotCommand = async (
   input: DeleteInstanceSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteInstanceSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteInstanceSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteInstanceSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1484,10 +1343,7 @@ export const serializeAws_json1_1DeleteKeyPairCommand = async (
   input: DeleteKeyPairCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteKeyPair",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteKeyPair");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteKeyPairRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1497,10 +1353,7 @@ export const serializeAws_json1_1DeleteKnownHostKeysCommand = async (
   input: DeleteKnownHostKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteKnownHostKeys",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteKnownHostKeys");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteKnownHostKeysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1510,10 +1363,7 @@ export const serializeAws_json1_1DeleteLoadBalancerCommand = async (
   input: DeleteLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteLoadBalancer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLoadBalancer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLoadBalancerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1523,10 +1373,7 @@ export const serializeAws_json1_1DeleteLoadBalancerTlsCertificateCommand = async
   input: DeleteLoadBalancerTlsCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteLoadBalancerTlsCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLoadBalancerTlsCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLoadBalancerTlsCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1536,10 +1383,7 @@ export const serializeAws_json1_1DeleteRelationalDatabaseCommand = async (
   input: DeleteRelationalDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteRelationalDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRelationalDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRelationalDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1549,10 +1393,7 @@ export const serializeAws_json1_1DeleteRelationalDatabaseSnapshotCommand = async
   input: DeleteRelationalDatabaseSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DeleteRelationalDatabaseSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRelationalDatabaseSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRelationalDatabaseSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1562,10 +1403,7 @@ export const serializeAws_json1_1DetachCertificateFromDistributionCommand = asyn
   input: DetachCertificateFromDistributionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DetachCertificateFromDistribution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetachCertificateFromDistribution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetachCertificateFromDistributionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1575,10 +1413,7 @@ export const serializeAws_json1_1DetachDiskCommand = async (
   input: DetachDiskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DetachDisk",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetachDisk");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetachDiskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1588,10 +1423,7 @@ export const serializeAws_json1_1DetachInstancesFromLoadBalancerCommand = async
   input: DetachInstancesFromLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DetachInstancesFromLoadBalancer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetachInstancesFromLoadBalancer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetachInstancesFromLoadBalancerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1601,10 +1433,7 @@ export const serializeAws_json1_1DetachStaticIpCommand = async (
   input: DetachStaticIpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DetachStaticIp",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetachStaticIp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetachStaticIpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1614,10 +1443,7 @@ export const serializeAws_json1_1DisableAddOnCommand = async (
   input: DisableAddOnCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DisableAddOn",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableAddOn");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableAddOnRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1627,10 +1453,7 @@ export const serializeAws_json1_1DownloadDefaultKeyPairCommand = async (
   input: DownloadDefaultKeyPairCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.DownloadDefaultKeyPair",
-  };
+  const headers: __HeaderBag = sharedHeaders("DownloadDefaultKeyPair");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DownloadDefaultKeyPairRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1640,10 +1463,7 @@ export const serializeAws_json1_1EnableAddOnCommand = async (
   input: EnableAddOnCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.EnableAddOn",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableAddOn");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableAddOnRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1653,10 +1473,7 @@ export const serializeAws_json1_1ExportSnapshotCommand = async (
   input: ExportSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.ExportSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExportSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ExportSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1666,10 +1483,7 @@ export const serializeAws_json1_1GetActiveNamesCommand = async (
   input: GetActiveNamesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetActiveNames",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetActiveNames");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetActiveNamesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1679,10 +1493,7 @@ export const serializeAws_json1_1GetAlarmsCommand = async (
   input: GetAlarmsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetAlarms",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAlarms");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAlarmsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1692,10 +1503,7 @@ export const serializeAws_json1_1GetAutoSnapshotsCommand = async (
   input: GetAutoSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetAutoSnapshots",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAutoSnapshots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAutoSnapshotsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1705,10 +1513,7 @@ export const serializeAws_json1_1GetBlueprintsCommand = async (
   input: GetBlueprintsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetBlueprints",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBlueprints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBlueprintsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1718,10 +1523,7 @@ export const serializeAws_json1_1GetBucketAccessKeysCommand = async (
   input: GetBucketAccessKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetBucketAccessKeys",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBucketAccessKeys");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBucketAccessKeysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1731,10 +1533,7 @@ export const serializeAws_json1_1GetBucketBundlesCommand = async (
   input: GetBucketBundlesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetBucketBundles",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBucketBundles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBucketBundlesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1744,10 +1543,7 @@ export const serializeAws_json1_1GetBucketMetricDataCommand = async (
   input: GetBucketMetricDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetBucketMetricData",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBucketMetricData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBucketMetricDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1757,10 +1553,7 @@ export const serializeAws_json1_1GetBucketsCommand = async (
   input: GetBucketsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetBuckets",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBuckets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBucketsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1770,10 +1563,7 @@ export const serializeAws_json1_1GetBundlesCommand = async (
   input: GetBundlesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetBundles",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBundles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBundlesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1783,10 +1573,7 @@ export const serializeAws_json1_1GetCertificatesCommand = async (
   input: GetCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetCertificates",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCertificates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCertificatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1796,10 +1583,7 @@ export const serializeAws_json1_1GetCloudFormationStackRecordsCommand = async (
   input: GetCloudFormationStackRecordsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetCloudFormationStackRecords",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCloudFormationStackRecords");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCloudFormationStackRecordsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1809,10 +1593,7 @@ export const serializeAws_json1_1GetContactMethodsCommand = async (
   input: GetContactMethodsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetContactMethods",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContactMethods");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContactMethodsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1822,10 +1603,7 @@ export const serializeAws_json1_1GetContainerAPIMetadataCommand = async (
   input: GetContainerAPIMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetContainerAPIMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContainerAPIMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContainerAPIMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1835,10 +1613,7 @@ export const serializeAws_json1_1GetContainerImagesCommand = async (
   input: GetContainerImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetContainerImages",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContainerImages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContainerImagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1848,10 +1623,7 @@ export const serializeAws_json1_1GetContainerLogCommand = async (
   input: GetContainerLogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetContainerLog",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContainerLog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContainerLogRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1861,10 +1633,7 @@ export const serializeAws_json1_1GetContainerServiceDeploymentsCommand = async (
   input: GetContainerServiceDeploymentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetContainerServiceDeployments",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContainerServiceDeployments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContainerServiceDeploymentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1874,10 +1643,7 @@ export const serializeAws_json1_1GetContainerServiceMetricDataCommand = async (
   input: GetContainerServiceMetricDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetContainerServiceMetricData",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContainerServiceMetricData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContainerServiceMetricDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1887,10 +1653,7 @@ export const serializeAws_json1_1GetContainerServicePowersCommand = async (
   input: GetContainerServicePowersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetContainerServicePowers",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContainerServicePowers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContainerServicePowersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1900,10 +1663,7 @@ export const serializeAws_json1_1GetContainerServicesCommand = async (
   input: GetContainerServicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetContainerServices",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContainerServices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContainerServicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1913,10 +1673,7 @@ export const serializeAws_json1_1GetCostEstimateCommand = async (
   input: GetCostEstimateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetCostEstimate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCostEstimate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCostEstimateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1926,10 +1683,7 @@ export const serializeAws_json1_1GetDiskCommand = async (
   input: GetDiskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetDisk",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDisk");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDiskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1939,10 +1693,7 @@ export const serializeAws_json1_1GetDisksCommand = async (
   input: GetDisksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetDisks",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDisks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDisksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1952,10 +1703,7 @@ export const serializeAws_json1_1GetDiskSnapshotCommand = async (
   input: GetDiskSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetDiskSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDiskSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDiskSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1965,10 +1713,7 @@ export const serializeAws_json1_1GetDiskSnapshotsCommand = async (
   input: GetDiskSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetDiskSnapshots",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDiskSnapshots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDiskSnapshotsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1978,10 +1723,7 @@ export const serializeAws_json1_1GetDistributionBundlesCommand = async (
   input: GetDistributionBundlesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetDistributionBundles",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDistributionBundles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDistributionBundlesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1991,10 +1733,7 @@ export const serializeAws_json1_1GetDistributionLatestCacheResetCommand = async
   input: GetDistributionLatestCacheResetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetDistributionLatestCacheReset",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDistributionLatestCacheReset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDistributionLatestCacheResetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2004,10 +1743,7 @@ export const serializeAws_json1_1GetDistributionMetricDataCommand = async (
   input: GetDistributionMetricDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetDistributionMetricData",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDistributionMetricData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDistributionMetricDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2017,10 +1753,7 @@ export const serializeAws_json1_1GetDistributionsCommand = async (
   input: GetDistributionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetDistributions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDistributions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDistributionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2030,10 +1763,7 @@ export const serializeAws_json1_1GetDomainCommand = async (
   input: GetDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2043,10 +1773,7 @@ export const serializeAws_json1_1GetDomainsCommand = async (
   input: GetDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetDomains",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDomains");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDomainsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2056,10 +1783,7 @@ export const serializeAws_json1_1GetExportSnapshotRecordsCommand = async (
   input: GetExportSnapshotRecordsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetExportSnapshotRecords",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetExportSnapshotRecords");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetExportSnapshotRecordsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2069,10 +1793,7 @@ export const serializeAws_json1_1GetInstanceCommand = async (
   input: GetInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2082,10 +1803,7 @@ export const serializeAws_json1_1GetInstanceAccessDetailsCommand = async (
   input: GetInstanceAccessDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetInstanceAccessDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstanceAccessDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstanceAccessDetailsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2095,10 +1813,7 @@ export const serializeAws_json1_1GetInstanceMetricDataCommand = async (
   input: GetInstanceMetricDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetInstanceMetricData",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstanceMetricData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstanceMetricDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2108,10 +1823,7 @@ export const serializeAws_json1_1GetInstancePortStatesCommand = async (
   input: GetInstancePortStatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetInstancePortStates",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstancePortStates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstancePortStatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2121,10 +1833,7 @@ export const serializeAws_json1_1GetInstancesCommand = async (
   input: GetInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2134,10 +1843,7 @@ export const serializeAws_json1_1GetInstanceSnapshotCommand = async (
   input: GetInstanceSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetInstanceSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstanceSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstanceSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2147,10 +1853,7 @@ export const serializeAws_json1_1GetInstanceSnapshotsCommand = async (
   input: GetInstanceSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetInstanceSnapshots",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstanceSnapshots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstanceSnapshotsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2160,10 +1863,7 @@ export const serializeAws_json1_1GetInstanceStateCommand = async (
   input: GetInstanceStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetInstanceState",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstanceState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstanceStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2173,10 +1873,7 @@ export const serializeAws_json1_1GetKeyPairCommand = async (
   input: GetKeyPairCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetKeyPair",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetKeyPair");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetKeyPairRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2186,10 +1883,7 @@ export const serializeAws_json1_1GetKeyPairsCommand = async (
   input: GetKeyPairsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetKeyPairs",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetKeyPairs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetKeyPairsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2199,10 +1893,7 @@ export const serializeAws_json1_1GetLoadBalancerCommand = async (
   input: GetLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetLoadBalancer",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLoadBalancer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLoadBalancerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2212,10 +1903,7 @@ export const serializeAws_json1_1GetLoadBalancerMetricDataCommand = async (
   input: GetLoadBalancerMetricDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetLoadBalancerMetricData",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLoadBalancerMetricData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLoadBalancerMetricDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2225,10 +1913,7 @@ export const serializeAws_json1_1GetLoadBalancersCommand = async (
   input: GetLoadBalancersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetLoadBalancers",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLoadBalancers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLoadBalancersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2238,10 +1923,7 @@ export const serializeAws_json1_1GetLoadBalancerTlsCertificatesCommand = async (
   input: GetLoadBalancerTlsCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetLoadBalancerTlsCertificates",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLoadBalancerTlsCertificates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLoadBalancerTlsCertificatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2251,10 +1933,7 @@ export const serializeAws_json1_1GetLoadBalancerTlsPoliciesCommand = async (
   input: GetLoadBalancerTlsPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetLoadBalancerTlsPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLoadBalancerTlsPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLoadBalancerTlsPoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2264,10 +1943,7 @@ export const serializeAws_json1_1GetOperationCommand = async (
   input: GetOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetOperation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOperation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOperationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2277,10 +1953,7 @@ export const serializeAws_json1_1GetOperationsCommand = async (
   input: GetOperationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetOperations",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOperations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOperationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2290,10 +1963,7 @@ export const serializeAws_json1_1GetOperationsForResourceCommand = async (
   input: GetOperationsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetOperationsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOperationsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOperationsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2303,10 +1973,7 @@ export const serializeAws_json1_1GetRegionsCommand = async (
   input: GetRegionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRegions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRegions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRegionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2316,10 +1983,7 @@ export const serializeAws_json1_1GetRelationalDatabaseCommand = async (
   input: GetRelationalDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2329,10 +1993,7 @@ export const serializeAws_json1_1GetRelationalDatabaseBlueprintsCommand = async
   input: GetRelationalDatabaseBlueprintsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabaseBlueprints",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabaseBlueprints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabaseBlueprintsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2342,10 +2003,7 @@ export const serializeAws_json1_1GetRelationalDatabaseBundlesCommand = async (
   input: GetRelationalDatabaseBundlesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabaseBundles",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabaseBundles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabaseBundlesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2355,10 +2013,7 @@ export const serializeAws_json1_1GetRelationalDatabaseEventsCommand = async (
   input: GetRelationalDatabaseEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabaseEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabaseEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabaseEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2368,10 +2023,7 @@ export const serializeAws_json1_1GetRelationalDatabaseLogEventsCommand = async (
   input: GetRelationalDatabaseLogEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabaseLogEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabaseLogEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabaseLogEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2381,10 +2033,7 @@ export const serializeAws_json1_1GetRelationalDatabaseLogStreamsCommand = async
   input: GetRelationalDatabaseLogStreamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabaseLogStreams",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabaseLogStreams");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabaseLogStreamsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2394,10 +2043,7 @@ export const serializeAws_json1_1GetRelationalDatabaseMasterUserPasswordCommand
   input: GetRelationalDatabaseMasterUserPasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabaseMasterUserPassword",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabaseMasterUserPassword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabaseMasterUserPasswordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2407,10 +2053,7 @@ export const serializeAws_json1_1GetRelationalDatabaseMetricDataCommand = async
   input: GetRelationalDatabaseMetricDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabaseMetricData",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabaseMetricData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabaseMetricDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2420,10 +2063,7 @@ export const serializeAws_json1_1GetRelationalDatabaseParametersCommand = async
   input: GetRelationalDatabaseParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabaseParameters",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabaseParameters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabaseParametersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2433,10 +2073,7 @@ export const serializeAws_json1_1GetRelationalDatabasesCommand = async (
   input: GetRelationalDatabasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabases",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2446,10 +2083,7 @@ export const serializeAws_json1_1GetRelationalDatabaseSnapshotCommand = async (
   input: GetRelationalDatabaseSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabaseSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabaseSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabaseSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2459,10 +2093,7 @@ export const serializeAws_json1_1GetRelationalDatabaseSnapshotsCommand = async (
   input: GetRelationalDatabaseSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetRelationalDatabaseSnapshots",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRelationalDatabaseSnapshots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRelationalDatabaseSnapshotsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2472,10 +2103,7 @@ export const serializeAws_json1_1GetStaticIpCommand = async (
   input: GetStaticIpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetStaticIp",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetStaticIp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetStaticIpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2485,10 +2113,7 @@ export const serializeAws_json1_1GetStaticIpsCommand = async (
   input: GetStaticIpsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.GetStaticIps",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetStaticIps");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetStaticIpsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2498,10 +2123,7 @@ export const serializeAws_json1_1ImportKeyPairCommand = async (
   input: ImportKeyPairCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.ImportKeyPair",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportKeyPair");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportKeyPairRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2511,10 +2133,7 @@ export const serializeAws_json1_1IsVpcPeeredCommand = async (
   input: IsVpcPeeredCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.IsVpcPeered",
-  };
+  const headers: __HeaderBag = sharedHeaders("IsVpcPeered");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1IsVpcPeeredRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2524,10 +2143,7 @@ export const serializeAws_json1_1OpenInstancePublicPortsCommand = async (
   input: OpenInstancePublicPortsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.OpenInstancePublicPorts",
-  };
+  const headers: __HeaderBag = sharedHeaders("OpenInstancePublicPorts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1OpenInstancePublicPortsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2537,10 +2153,7 @@ export const serializeAws_json1_1PeerVpcCommand = async (
   input: PeerVpcCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.PeerVpc",
-  };
+  const headers: __HeaderBag = sharedHeaders("PeerVpc");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PeerVpcRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2550,10 +2163,7 @@ export const serializeAws_json1_1PutAlarmCommand = async (
   input: PutAlarmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.PutAlarm",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAlarm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAlarmRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2563,10 +2173,7 @@ export const serializeAws_json1_1PutInstancePublicPortsCommand = async (
   input: PutInstancePublicPortsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.PutInstancePublicPorts",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutInstancePublicPorts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutInstancePublicPortsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2576,10 +2183,7 @@ export const serializeAws_json1_1RebootInstanceCommand = async (
   input: RebootInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.RebootInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("RebootInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RebootInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2589,10 +2193,7 @@ export const serializeAws_json1_1RebootRelationalDatabaseCommand = async (
   input: RebootRelationalDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.RebootRelationalDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("RebootRelationalDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RebootRelationalDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2602,10 +2203,7 @@ export const serializeAws_json1_1RegisterContainerImageCommand = async (
   input: RegisterContainerImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.RegisterContainerImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterContainerImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterContainerImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2615,10 +2213,7 @@ export const serializeAws_json1_1ReleaseStaticIpCommand = async (
   input: ReleaseStaticIpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.ReleaseStaticIp",
-  };
+  const headers: __HeaderBag = sharedHeaders("ReleaseStaticIp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ReleaseStaticIpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2628,10 +2223,7 @@ export const serializeAws_json1_1ResetDistributionCacheCommand = async (
   input: ResetDistributionCacheCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.ResetDistributionCache",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResetDistributionCache");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResetDistributionCacheRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2641,10 +2233,7 @@ export const serializeAws_json1_1SendContactMethodVerificationCommand = async (
   input: SendContactMethodVerificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.SendContactMethodVerification",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendContactMethodVerification");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendContactMethodVerificationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2654,10 +2243,7 @@ export const serializeAws_json1_1SetIpAddressTypeCommand = async (
   input: SetIpAddressTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.SetIpAddressType",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetIpAddressType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetIpAddressTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2667,10 +2253,7 @@ export const serializeAws_json1_1SetResourceAccessForBucketCommand = async (
   input: SetResourceAccessForBucketCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.SetResourceAccessForBucket",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetResourceAccessForBucket");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetResourceAccessForBucketRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2680,10 +2263,7 @@ export const serializeAws_json1_1StartGUISessionCommand = async (
   input: StartGUISessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.StartGUISession",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartGUISession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartGUISessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2693,10 +2273,7 @@ export const serializeAws_json1_1StartInstanceCommand = async (
   input: StartInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.StartInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2706,10 +2283,7 @@ export const serializeAws_json1_1StartRelationalDatabaseCommand = async (
   input: StartRelationalDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.StartRelationalDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartRelationalDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartRelationalDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2719,10 +2293,7 @@ export const serializeAws_json1_1StopGUISessionCommand = async (
   input: StopGUISessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.StopGUISession",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopGUISession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopGUISessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2732,10 +2303,7 @@ export const serializeAws_json1_1StopInstanceCommand = async (
   input: StopInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.StopInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2745,10 +2313,7 @@ export const serializeAws_json1_1StopRelationalDatabaseCommand = async (
   input: StopRelationalDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.StopRelationalDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopRelationalDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopRelationalDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2758,10 +2323,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2771,10 +2333,7 @@ export const serializeAws_json1_1TestAlarmCommand = async (
   input: TestAlarmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.TestAlarm",
-  };
+  const headers: __HeaderBag = sharedHeaders("TestAlarm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TestAlarmRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2784,10 +2343,7 @@ export const serializeAws_json1_1UnpeerVpcCommand = async (
   input: UnpeerVpcCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UnpeerVpc",
-  };
+  const headers: __HeaderBag = sharedHeaders("UnpeerVpc");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UnpeerVpcRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2797,10 +2353,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2810,10 +2363,7 @@ export const serializeAws_json1_1UpdateBucketCommand = async (
   input: UpdateBucketCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UpdateBucket",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateBucket");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateBucketRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2823,10 +2373,7 @@ export const serializeAws_json1_1UpdateBucketBundleCommand = async (
   input: UpdateBucketBundleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UpdateBucketBundle",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateBucketBundle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateBucketBundleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2836,10 +2383,7 @@ export const serializeAws_json1_1UpdateContainerServiceCommand = async (
   input: UpdateContainerServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UpdateContainerService",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateContainerService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateContainerServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2849,10 +2393,7 @@ export const serializeAws_json1_1UpdateDistributionCommand = async (
   input: UpdateDistributionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UpdateDistribution",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDistribution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDistributionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2862,10 +2403,7 @@ export const serializeAws_json1_1UpdateDistributionBundleCommand = async (
   input: UpdateDistributionBundleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UpdateDistributionBundle",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDistributionBundle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDistributionBundleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2875,10 +2413,7 @@ export const serializeAws_json1_1UpdateDomainEntryCommand = async (
   input: UpdateDomainEntryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UpdateDomainEntry",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDomainEntry");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDomainEntryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2888,10 +2423,7 @@ export const serializeAws_json1_1UpdateInstanceMetadataOptionsCommand = async (
   input: UpdateInstanceMetadataOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UpdateInstanceMetadataOptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateInstanceMetadataOptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateInstanceMetadataOptionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2901,10 +2433,7 @@ export const serializeAws_json1_1UpdateLoadBalancerAttributeCommand = async (
   input: UpdateLoadBalancerAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UpdateLoadBalancerAttribute",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLoadBalancerAttribute");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLoadBalancerAttributeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2914,10 +2443,7 @@ export const serializeAws_json1_1UpdateRelationalDatabaseCommand = async (
   input: UpdateRelationalDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UpdateRelationalDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRelationalDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRelationalDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2927,10 +2453,7 @@ export const serializeAws_json1_1UpdateRelationalDatabaseParametersCommand = asy
   input: UpdateRelationalDatabaseParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Lightsail_20161128.UpdateRelationalDatabaseParameters",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRelationalDatabaseParameters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRelationalDatabaseParametersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -18187,6 +17710,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `Lightsail_20161128.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-lookoutequipment/src/protocols/Aws_json1_0.ts b/clients/client-lookoutequipment/src/protocols/Aws_json1_0.ts
index a19d9421d4f97..6d706dab745c0 100644
--- a/clients/client-lookoutequipment/src/protocols/Aws_json1_0.ts
+++ b/clients/client-lookoutequipment/src/protocols/Aws_json1_0.ts
@@ -206,10 +206,7 @@ export const serializeAws_json1_0CreateDatasetCommand = async (
   input: CreateDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.CreateDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -219,10 +216,7 @@ export const serializeAws_json1_0CreateInferenceSchedulerCommand = async (
   input: CreateInferenceSchedulerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.CreateInferenceScheduler",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateInferenceScheduler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateInferenceSchedulerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -232,10 +226,7 @@ export const serializeAws_json1_0CreateLabelCommand = async (
   input: CreateLabelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.CreateLabel",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLabel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateLabelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -245,10 +236,7 @@ export const serializeAws_json1_0CreateLabelGroupCommand = async (
   input: CreateLabelGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.CreateLabelGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLabelGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateLabelGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -258,10 +246,7 @@ export const serializeAws_json1_0CreateModelCommand = async (
   input: CreateModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.CreateModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -271,10 +256,7 @@ export const serializeAws_json1_0DeleteDatasetCommand = async (
   input: DeleteDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.DeleteDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -284,10 +266,7 @@ export const serializeAws_json1_0DeleteInferenceSchedulerCommand = async (
   input: DeleteInferenceSchedulerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.DeleteInferenceScheduler",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteInferenceScheduler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteInferenceSchedulerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -297,10 +276,7 @@ export const serializeAws_json1_0DeleteLabelCommand = async (
   input: DeleteLabelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.DeleteLabel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLabel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteLabelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -310,10 +286,7 @@ export const serializeAws_json1_0DeleteLabelGroupCommand = async (
   input: DeleteLabelGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.DeleteLabelGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLabelGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteLabelGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -323,10 +296,7 @@ export const serializeAws_json1_0DeleteModelCommand = async (
   input: DeleteModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.DeleteModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -336,10 +306,7 @@ export const serializeAws_json1_0DescribeDataIngestionJobCommand = async (
   input: DescribeDataIngestionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.DescribeDataIngestionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDataIngestionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeDataIngestionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -349,10 +316,7 @@ export const serializeAws_json1_0DescribeDatasetCommand = async (
   input: DescribeDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.DescribeDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -362,10 +326,7 @@ export const serializeAws_json1_0DescribeInferenceSchedulerCommand = async (
   input: DescribeInferenceSchedulerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.DescribeInferenceScheduler",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInferenceScheduler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeInferenceSchedulerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -375,10 +336,7 @@ export const serializeAws_json1_0DescribeLabelCommand = async (
   input: DescribeLabelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.DescribeLabel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLabel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeLabelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -388,10 +346,7 @@ export const serializeAws_json1_0DescribeLabelGroupCommand = async (
   input: DescribeLabelGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.DescribeLabelGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLabelGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeLabelGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -401,10 +356,7 @@ export const serializeAws_json1_0DescribeModelCommand = async (
   input: DescribeModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.DescribeModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -414,10 +366,7 @@ export const serializeAws_json1_0ListDataIngestionJobsCommand = async (
   input: ListDataIngestionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.ListDataIngestionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDataIngestionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListDataIngestionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -427,10 +376,7 @@ export const serializeAws_json1_0ListDatasetsCommand = async (
   input: ListDatasetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.ListDatasets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatasets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListDatasetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -440,10 +386,7 @@ export const serializeAws_json1_0ListInferenceEventsCommand = async (
   input: ListInferenceEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.ListInferenceEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInferenceEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListInferenceEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -453,10 +396,7 @@ export const serializeAws_json1_0ListInferenceExecutionsCommand = async (
   input: ListInferenceExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.ListInferenceExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInferenceExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListInferenceExecutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -466,10 +406,7 @@ export const serializeAws_json1_0ListInferenceSchedulersCommand = async (
   input: ListInferenceSchedulersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.ListInferenceSchedulers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInferenceSchedulers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListInferenceSchedulersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -479,10 +416,7 @@ export const serializeAws_json1_0ListLabelGroupsCommand = async (
   input: ListLabelGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.ListLabelGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLabelGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListLabelGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -492,10 +426,7 @@ export const serializeAws_json1_0ListLabelsCommand = async (
   input: ListLabelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.ListLabels",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLabels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListLabelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -505,10 +436,7 @@ export const serializeAws_json1_0ListModelsCommand = async (
   input: ListModelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.ListModels",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListModelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -518,10 +446,7 @@ export const serializeAws_json1_0ListSensorStatisticsCommand = async (
   input: ListSensorStatisticsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.ListSensorStatistics",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSensorStatistics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListSensorStatisticsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -531,10 +456,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -544,10 +466,7 @@ export const serializeAws_json1_0StartDataIngestionJobCommand = async (
   input: StartDataIngestionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.StartDataIngestionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDataIngestionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StartDataIngestionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -557,10 +476,7 @@ export const serializeAws_json1_0StartInferenceSchedulerCommand = async (
   input: StartInferenceSchedulerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.StartInferenceScheduler",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartInferenceScheduler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StartInferenceSchedulerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -570,10 +486,7 @@ export const serializeAws_json1_0StopInferenceSchedulerCommand = async (
   input: StopInferenceSchedulerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.StopInferenceScheduler",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopInferenceScheduler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StopInferenceSchedulerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -583,10 +496,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -596,10 +506,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -609,10 +516,7 @@ export const serializeAws_json1_0UpdateInferenceSchedulerCommand = async (
   input: UpdateInferenceSchedulerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.UpdateInferenceScheduler",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateInferenceScheduler");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateInferenceSchedulerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -622,10 +526,7 @@ export const serializeAws_json1_0UpdateLabelGroupCommand = async (
   input: UpdateLabelGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSLookoutEquipmentFrontendService.UpdateLabelGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLabelGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateLabelGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4093,6 +3994,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `AWSLookoutEquipmentFrontendService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-machine-learning/src/protocols/Aws_json1_1.ts b/clients/client-machine-learning/src/protocols/Aws_json1_1.ts
index 369f8f1f4f5a2..c920d0bcbacbb 100644
--- a/clients/client-machine-learning/src/protocols/Aws_json1_1.ts
+++ b/clients/client-machine-learning/src/protocols/Aws_json1_1.ts
@@ -171,10 +171,7 @@ export const serializeAws_json1_1AddTagsCommand = async (
   input: AddTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.AddTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -184,10 +181,7 @@ export const serializeAws_json1_1CreateBatchPredictionCommand = async (
   input: CreateBatchPredictionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.CreateBatchPrediction",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBatchPrediction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBatchPredictionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -197,10 +191,7 @@ export const serializeAws_json1_1CreateDataSourceFromRDSCommand = async (
   input: CreateDataSourceFromRDSCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.CreateDataSourceFromRDS",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataSourceFromRDS");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDataSourceFromRDSInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -210,10 +201,7 @@ export const serializeAws_json1_1CreateDataSourceFromRedshiftCommand = async (
   input: CreateDataSourceFromRedshiftCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.CreateDataSourceFromRedshift",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataSourceFromRedshift");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDataSourceFromRedshiftInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -223,10 +211,7 @@ export const serializeAws_json1_1CreateDataSourceFromS3Command = async (
   input: CreateDataSourceFromS3CommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.CreateDataSourceFromS3",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataSourceFromS3");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDataSourceFromS3Input(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -236,10 +221,7 @@ export const serializeAws_json1_1CreateEvaluationCommand = async (
   input: CreateEvaluationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.CreateEvaluation",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEvaluation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEvaluationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -249,10 +231,7 @@ export const serializeAws_json1_1CreateMLModelCommand = async (
   input: CreateMLModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.CreateMLModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateMLModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateMLModelInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -262,10 +241,7 @@ export const serializeAws_json1_1CreateRealtimeEndpointCommand = async (
   input: CreateRealtimeEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.CreateRealtimeEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRealtimeEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRealtimeEndpointInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -275,10 +251,7 @@ export const serializeAws_json1_1DeleteBatchPredictionCommand = async (
   input: DeleteBatchPredictionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.DeleteBatchPrediction",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBatchPrediction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBatchPredictionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -288,10 +261,7 @@ export const serializeAws_json1_1DeleteDataSourceCommand = async (
   input: DeleteDataSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.DeleteDataSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDataSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDataSourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -301,10 +271,7 @@ export const serializeAws_json1_1DeleteEvaluationCommand = async (
   input: DeleteEvaluationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.DeleteEvaluation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEvaluation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEvaluationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -314,10 +281,7 @@ export const serializeAws_json1_1DeleteMLModelCommand = async (
   input: DeleteMLModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.DeleteMLModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMLModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMLModelInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -327,10 +291,7 @@ export const serializeAws_json1_1DeleteRealtimeEndpointCommand = async (
   input: DeleteRealtimeEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.DeleteRealtimeEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRealtimeEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRealtimeEndpointInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -340,10 +301,7 @@ export const serializeAws_json1_1DeleteTagsCommand = async (
   input: DeleteTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.DeleteTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTagsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -353,10 +311,7 @@ export const serializeAws_json1_1DescribeBatchPredictionsCommand = async (
   input: DescribeBatchPredictionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.DescribeBatchPredictions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBatchPredictions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBatchPredictionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -366,10 +321,7 @@ export const serializeAws_json1_1DescribeDataSourcesCommand = async (
   input: DescribeDataSourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.DescribeDataSources",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDataSources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDataSourcesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -379,10 +331,7 @@ export const serializeAws_json1_1DescribeEvaluationsCommand = async (
   input: DescribeEvaluationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.DescribeEvaluations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEvaluations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEvaluationsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -392,10 +341,7 @@ export const serializeAws_json1_1DescribeMLModelsCommand = async (
   input: DescribeMLModelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.DescribeMLModels",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMLModels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMLModelsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -405,10 +351,7 @@ export const serializeAws_json1_1DescribeTagsCommand = async (
   input: DescribeTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.DescribeTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTagsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -418,10 +361,7 @@ export const serializeAws_json1_1GetBatchPredictionCommand = async (
   input: GetBatchPredictionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.GetBatchPrediction",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetBatchPrediction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetBatchPredictionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -431,10 +371,7 @@ export const serializeAws_json1_1GetDataSourceCommand = async (
   input: GetDataSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.GetDataSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDataSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDataSourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -444,10 +381,7 @@ export const serializeAws_json1_1GetEvaluationCommand = async (
   input: GetEvaluationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.GetEvaluation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEvaluation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetEvaluationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -457,10 +391,7 @@ export const serializeAws_json1_1GetMLModelCommand = async (
   input: GetMLModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.GetMLModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMLModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMLModelInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -470,10 +401,7 @@ export const serializeAws_json1_1PredictCommand = async (
   input: PredictCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.Predict",
-  };
+  const headers: __HeaderBag = sharedHeaders("Predict");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PredictInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -483,10 +411,7 @@ export const serializeAws_json1_1UpdateBatchPredictionCommand = async (
   input: UpdateBatchPredictionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.UpdateBatchPrediction",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateBatchPrediction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateBatchPredictionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -496,10 +421,7 @@ export const serializeAws_json1_1UpdateDataSourceCommand = async (
   input: UpdateDataSourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.UpdateDataSource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDataSource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDataSourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -509,10 +431,7 @@ export const serializeAws_json1_1UpdateEvaluationCommand = async (
   input: UpdateEvaluationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.UpdateEvaluation",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEvaluation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEvaluationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -522,10 +441,7 @@ export const serializeAws_json1_1UpdateMLModelCommand = async (
   input: UpdateMLModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonML_20141212.UpdateMLModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMLModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMLModelInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3112,6 +3028,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AmazonML_20141212.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-macie/src/protocols/Aws_json1_1.ts b/clients/client-macie/src/protocols/Aws_json1_1.ts
index 5d125b4ee771e..43dbdd3992d8d 100644
--- a/clients/client-macie/src/protocols/Aws_json1_1.ts
+++ b/clients/client-macie/src/protocols/Aws_json1_1.ts
@@ -62,10 +62,7 @@ export const serializeAws_json1_1AssociateMemberAccountCommand = async (
   input: AssociateMemberAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MacieService.AssociateMemberAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateMemberAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateMemberAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -75,10 +72,7 @@ export const serializeAws_json1_1AssociateS3ResourcesCommand = async (
   input: AssociateS3ResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MacieService.AssociateS3Resources",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateS3Resources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateS3ResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -88,10 +82,7 @@ export const serializeAws_json1_1DisassociateMemberAccountCommand = async (
   input: DisassociateMemberAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MacieService.DisassociateMemberAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateMemberAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateMemberAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -101,10 +92,7 @@ export const serializeAws_json1_1DisassociateS3ResourcesCommand = async (
   input: DisassociateS3ResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MacieService.DisassociateS3Resources",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateS3Resources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateS3ResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -114,10 +102,7 @@ export const serializeAws_json1_1ListMemberAccountsCommand = async (
   input: ListMemberAccountsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MacieService.ListMemberAccounts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMemberAccounts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMemberAccountsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -127,10 +112,7 @@ export const serializeAws_json1_1ListS3ResourcesCommand = async (
   input: ListS3ResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MacieService.ListS3Resources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListS3Resources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListS3ResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -140,10 +122,7 @@ export const serializeAws_json1_1UpdateS3ResourcesCommand = async (
   input: UpdateS3ResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MacieService.UpdateS3Resources",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateS3Resources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateS3ResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -885,6 +864,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `MacieService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-marketplace-commerce-analytics/src/protocols/Aws_json1_1.ts b/clients/client-marketplace-commerce-analytics/src/protocols/Aws_json1_1.ts
index c1d17d80a7142..750dfba54baf1 100644
--- a/clients/client-marketplace-commerce-analytics/src/protocols/Aws_json1_1.ts
+++ b/clients/client-marketplace-commerce-analytics/src/protocols/Aws_json1_1.ts
@@ -30,10 +30,7 @@ export const serializeAws_json1_1GenerateDataSetCommand = async (
   input: GenerateDataSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MarketplaceCommerceAnalytics20150701.GenerateDataSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GenerateDataSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GenerateDataSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -43,10 +40,7 @@ export const serializeAws_json1_1StartSupportDataExportCommand = async (
   input: StartSupportDataExportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MarketplaceCommerceAnalytics20150701.StartSupportDataExport",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartSupportDataExport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartSupportDataExportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -258,6 +252,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `MarketplaceCommerceAnalytics20150701.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-marketplace-entitlement-service/src/protocols/Aws_json1_1.ts b/clients/client-marketplace-entitlement-service/src/protocols/Aws_json1_1.ts
index c57be45093dc1..f2ff46fbd10fc 100644
--- a/clients/client-marketplace-entitlement-service/src/protocols/Aws_json1_1.ts
+++ b/clients/client-marketplace-entitlement-service/src/protocols/Aws_json1_1.ts
@@ -35,10 +35,7 @@ export const serializeAws_json1_1GetEntitlementsCommand = async (
   input: GetEntitlementsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMPEntitlementService.GetEntitlements",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEntitlements");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetEntitlementsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -270,6 +267,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSMPEntitlementService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-marketplace-metering/src/protocols/Aws_json1_1.ts b/clients/client-marketplace-metering/src/protocols/Aws_json1_1.ts
index c8dfe7da96ec0..b536bf4588868 100644
--- a/clients/client-marketplace-metering/src/protocols/Aws_json1_1.ts
+++ b/clients/client-marketplace-metering/src/protocols/Aws_json1_1.ts
@@ -57,10 +57,7 @@ export const serializeAws_json1_1BatchMeterUsageCommand = async (
   input: BatchMeterUsageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMPMeteringService.BatchMeterUsage",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchMeterUsage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchMeterUsageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -70,10 +67,7 @@ export const serializeAws_json1_1MeterUsageCommand = async (
   input: MeterUsageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMPMeteringService.MeterUsage",
-  };
+  const headers: __HeaderBag = sharedHeaders("MeterUsage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MeterUsageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -83,10 +77,7 @@ export const serializeAws_json1_1RegisterUsageCommand = async (
   input: RegisterUsageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMPMeteringService.RegisterUsage",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterUsage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterUsageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -96,10 +87,7 @@ export const serializeAws_json1_1ResolveCustomerCommand = async (
   input: ResolveCustomerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMPMeteringService.ResolveCustomer",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResolveCustomer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResolveCustomerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -958,6 +946,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSMPMeteringService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-mediastore/src/protocols/Aws_json1_1.ts b/clients/client-mediastore/src/protocols/Aws_json1_1.ts
index 7cb78e5192139..1e46f4b0e59fa 100644
--- a/clients/client-mediastore/src/protocols/Aws_json1_1.ts
+++ b/clients/client-mediastore/src/protocols/Aws_json1_1.ts
@@ -109,10 +109,7 @@ export const serializeAws_json1_1CreateContainerCommand = async (
   input: CreateContainerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.CreateContainer",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateContainer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateContainerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -122,10 +119,7 @@ export const serializeAws_json1_1DeleteContainerCommand = async (
   input: DeleteContainerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.DeleteContainer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteContainer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteContainerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -135,10 +129,7 @@ export const serializeAws_json1_1DeleteContainerPolicyCommand = async (
   input: DeleteContainerPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.DeleteContainerPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteContainerPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteContainerPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -148,10 +139,7 @@ export const serializeAws_json1_1DeleteCorsPolicyCommand = async (
   input: DeleteCorsPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.DeleteCorsPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCorsPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCorsPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -161,10 +149,7 @@ export const serializeAws_json1_1DeleteLifecyclePolicyCommand = async (
   input: DeleteLifecyclePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.DeleteLifecyclePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLifecyclePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLifecyclePolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -174,10 +159,7 @@ export const serializeAws_json1_1DeleteMetricPolicyCommand = async (
   input: DeleteMetricPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.DeleteMetricPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMetricPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMetricPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -187,10 +169,7 @@ export const serializeAws_json1_1DescribeContainerCommand = async (
   input: DescribeContainerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.DescribeContainer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeContainer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeContainerInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -200,10 +179,7 @@ export const serializeAws_json1_1GetContainerPolicyCommand = async (
   input: GetContainerPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.GetContainerPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContainerPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContainerPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -213,10 +189,7 @@ export const serializeAws_json1_1GetCorsPolicyCommand = async (
   input: GetCorsPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.GetCorsPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCorsPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCorsPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -226,10 +199,7 @@ export const serializeAws_json1_1GetLifecyclePolicyCommand = async (
   input: GetLifecyclePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.GetLifecyclePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLifecyclePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLifecyclePolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -239,10 +209,7 @@ export const serializeAws_json1_1GetMetricPolicyCommand = async (
   input: GetMetricPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.GetMetricPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMetricPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMetricPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -252,10 +219,7 @@ export const serializeAws_json1_1ListContainersCommand = async (
   input: ListContainersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.ListContainers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListContainers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListContainersInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -265,10 +229,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -278,10 +239,7 @@ export const serializeAws_json1_1PutContainerPolicyCommand = async (
   input: PutContainerPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.PutContainerPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutContainerPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutContainerPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -291,10 +249,7 @@ export const serializeAws_json1_1PutCorsPolicyCommand = async (
   input: PutCorsPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.PutCorsPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutCorsPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutCorsPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -304,10 +259,7 @@ export const serializeAws_json1_1PutLifecyclePolicyCommand = async (
   input: PutLifecyclePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.PutLifecyclePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutLifecyclePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutLifecyclePolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -317,10 +269,7 @@ export const serializeAws_json1_1PutMetricPolicyCommand = async (
   input: PutMetricPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.PutMetricPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutMetricPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutMetricPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -330,10 +279,7 @@ export const serializeAws_json1_1StartAccessLoggingCommand = async (
   input: StartAccessLoggingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.StartAccessLogging",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartAccessLogging");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartAccessLoggingInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -343,10 +289,7 @@ export const serializeAws_json1_1StopAccessLoggingCommand = async (
   input: StopAccessLoggingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.StopAccessLogging",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopAccessLogging");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopAccessLoggingInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -356,10 +299,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -369,10 +309,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MediaStore_20170901.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2081,6 +2018,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `MediaStore_20170901.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-memorydb/src/protocols/Aws_json1_1.ts b/clients/client-memorydb/src/protocols/Aws_json1_1.ts
index 9b5b278c25372..d7fac33fa233f 100644
--- a/clients/client-memorydb/src/protocols/Aws_json1_1.ts
+++ b/clients/client-memorydb/src/protocols/Aws_json1_1.ts
@@ -267,10 +267,7 @@ export const serializeAws_json1_1BatchUpdateClusterCommand = async (
   input: BatchUpdateClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.BatchUpdateCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchUpdateCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchUpdateClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -280,10 +277,7 @@ export const serializeAws_json1_1CopySnapshotCommand = async (
   input: CopySnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.CopySnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CopySnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CopySnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -293,10 +287,7 @@ export const serializeAws_json1_1CreateACLCommand = async (
   input: CreateACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.CreateACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -306,10 +297,7 @@ export const serializeAws_json1_1CreateClusterCommand = async (
   input: CreateClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.CreateCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -319,10 +307,7 @@ export const serializeAws_json1_1CreateParameterGroupCommand = async (
   input: CreateParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.CreateParameterGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateParameterGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateParameterGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -332,10 +317,7 @@ export const serializeAws_json1_1CreateSnapshotCommand = async (
   input: CreateSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.CreateSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -345,10 +327,7 @@ export const serializeAws_json1_1CreateSubnetGroupCommand = async (
   input: CreateSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.CreateSubnetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSubnetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSubnetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -358,10 +337,7 @@ export const serializeAws_json1_1CreateUserCommand = async (
   input: CreateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.CreateUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -371,10 +347,7 @@ export const serializeAws_json1_1DeleteACLCommand = async (
   input: DeleteACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DeleteACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -384,10 +357,7 @@ export const serializeAws_json1_1DeleteClusterCommand = async (
   input: DeleteClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DeleteCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -397,10 +367,7 @@ export const serializeAws_json1_1DeleteParameterGroupCommand = async (
   input: DeleteParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DeleteParameterGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteParameterGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteParameterGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -410,10 +377,7 @@ export const serializeAws_json1_1DeleteSnapshotCommand = async (
   input: DeleteSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DeleteSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -423,10 +387,7 @@ export const serializeAws_json1_1DeleteSubnetGroupCommand = async (
   input: DeleteSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DeleteSubnetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSubnetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSubnetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -436,10 +397,7 @@ export const serializeAws_json1_1DeleteUserCommand = async (
   input: DeleteUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DeleteUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -449,10 +407,7 @@ export const serializeAws_json1_1DescribeACLsCommand = async (
   input: DescribeACLsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeACLs",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeACLs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeACLsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -462,10 +417,7 @@ export const serializeAws_json1_1DescribeClustersCommand = async (
   input: DescribeClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeClusters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeClusters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeClustersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -475,10 +427,7 @@ export const serializeAws_json1_1DescribeEngineVersionsCommand = async (
   input: DescribeEngineVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeEngineVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEngineVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEngineVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -488,10 +437,7 @@ export const serializeAws_json1_1DescribeEventsCommand = async (
   input: DescribeEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -501,10 +447,7 @@ export const serializeAws_json1_1DescribeParameterGroupsCommand = async (
   input: DescribeParameterGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeParameterGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeParameterGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeParameterGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -514,10 +457,7 @@ export const serializeAws_json1_1DescribeParametersCommand = async (
   input: DescribeParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeParameters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeParameters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeParametersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -527,10 +467,7 @@ export const serializeAws_json1_1DescribeReservedNodesCommand = async (
   input: DescribeReservedNodesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeReservedNodes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReservedNodes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReservedNodesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -540,10 +477,7 @@ export const serializeAws_json1_1DescribeReservedNodesOfferingsCommand = async (
   input: DescribeReservedNodesOfferingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeReservedNodesOfferings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReservedNodesOfferings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReservedNodesOfferingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -553,10 +487,7 @@ export const serializeAws_json1_1DescribeServiceUpdatesCommand = async (
   input: DescribeServiceUpdatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeServiceUpdates",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeServiceUpdates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeServiceUpdatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -566,10 +497,7 @@ export const serializeAws_json1_1DescribeSnapshotsCommand = async (
   input: DescribeSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeSnapshots",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSnapshots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSnapshotsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -579,10 +507,7 @@ export const serializeAws_json1_1DescribeSubnetGroupsCommand = async (
   input: DescribeSubnetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeSubnetGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSubnetGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSubnetGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -592,10 +517,7 @@ export const serializeAws_json1_1DescribeUsersCommand = async (
   input: DescribeUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.DescribeUsers",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUsers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUsersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -605,10 +527,7 @@ export const serializeAws_json1_1FailoverShardCommand = async (
   input: FailoverShardCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.FailoverShard",
-  };
+  const headers: __HeaderBag = sharedHeaders("FailoverShard");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1FailoverShardRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -618,10 +537,7 @@ export const serializeAws_json1_1ListAllowedNodeTypeUpdatesCommand = async (
   input: ListAllowedNodeTypeUpdatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.ListAllowedNodeTypeUpdates",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAllowedNodeTypeUpdates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAllowedNodeTypeUpdatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -631,10 +547,7 @@ export const serializeAws_json1_1ListTagsCommand = async (
   input: ListTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.ListTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -644,10 +557,7 @@ export const serializeAws_json1_1PurchaseReservedNodesOfferingCommand = async (
   input: PurchaseReservedNodesOfferingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.PurchaseReservedNodesOffering",
-  };
+  const headers: __HeaderBag = sharedHeaders("PurchaseReservedNodesOffering");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PurchaseReservedNodesOfferingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -657,10 +567,7 @@ export const serializeAws_json1_1ResetParameterGroupCommand = async (
   input: ResetParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.ResetParameterGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResetParameterGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResetParameterGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -670,10 +577,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -683,10 +587,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -696,10 +597,7 @@ export const serializeAws_json1_1UpdateACLCommand = async (
   input: UpdateACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.UpdateACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -709,10 +607,7 @@ export const serializeAws_json1_1UpdateClusterCommand = async (
   input: UpdateClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.UpdateCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -722,10 +617,7 @@ export const serializeAws_json1_1UpdateParameterGroupCommand = async (
   input: UpdateParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.UpdateParameterGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateParameterGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateParameterGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -735,10 +627,7 @@ export const serializeAws_json1_1UpdateSubnetGroupCommand = async (
   input: UpdateSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.UpdateSubnetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSubnetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSubnetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -748,10 +637,7 @@ export const serializeAws_json1_1UpdateUserCommand = async (
   input: UpdateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonMemoryDB.UpdateUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5572,6 +5458,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AmazonMemoryDB.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-migration-hub/src/protocols/Aws_json1_1.ts b/clients/client-migration-hub/src/protocols/Aws_json1_1.ts
index 78a508be680d7..c34fad5059855 100644
--- a/clients/client-migration-hub/src/protocols/Aws_json1_1.ts
+++ b/clients/client-migration-hub/src/protocols/Aws_json1_1.ts
@@ -141,10 +141,7 @@ export const serializeAws_json1_1AssociateCreatedArtifactCommand = async (
   input: AssociateCreatedArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.AssociateCreatedArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateCreatedArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateCreatedArtifactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -154,10 +151,7 @@ export const serializeAws_json1_1AssociateDiscoveredResourceCommand = async (
   input: AssociateDiscoveredResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.AssociateDiscoveredResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateDiscoveredResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateDiscoveredResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -167,10 +161,7 @@ export const serializeAws_json1_1CreateProgressUpdateStreamCommand = async (
   input: CreateProgressUpdateStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.CreateProgressUpdateStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProgressUpdateStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProgressUpdateStreamRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -180,10 +171,7 @@ export const serializeAws_json1_1DeleteProgressUpdateStreamCommand = async (
   input: DeleteProgressUpdateStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.DeleteProgressUpdateStream",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProgressUpdateStream");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProgressUpdateStreamRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -193,10 +181,7 @@ export const serializeAws_json1_1DescribeApplicationStateCommand = async (
   input: DescribeApplicationStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.DescribeApplicationState",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApplicationState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeApplicationStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -206,10 +191,7 @@ export const serializeAws_json1_1DescribeMigrationTaskCommand = async (
   input: DescribeMigrationTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.DescribeMigrationTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMigrationTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMigrationTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -219,10 +201,7 @@ export const serializeAws_json1_1DisassociateCreatedArtifactCommand = async (
   input: DisassociateCreatedArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.DisassociateCreatedArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateCreatedArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateCreatedArtifactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -232,10 +211,7 @@ export const serializeAws_json1_1DisassociateDiscoveredResourceCommand = async (
   input: DisassociateDiscoveredResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.DisassociateDiscoveredResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateDiscoveredResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateDiscoveredResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -245,10 +221,7 @@ export const serializeAws_json1_1ImportMigrationTaskCommand = async (
   input: ImportMigrationTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.ImportMigrationTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportMigrationTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportMigrationTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -258,10 +231,7 @@ export const serializeAws_json1_1ListApplicationStatesCommand = async (
   input: ListApplicationStatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.ListApplicationStates",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApplicationStates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListApplicationStatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -271,10 +241,7 @@ export const serializeAws_json1_1ListCreatedArtifactsCommand = async (
   input: ListCreatedArtifactsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.ListCreatedArtifacts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCreatedArtifacts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCreatedArtifactsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -284,10 +251,7 @@ export const serializeAws_json1_1ListDiscoveredResourcesCommand = async (
   input: ListDiscoveredResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.ListDiscoveredResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDiscoveredResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDiscoveredResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -297,10 +261,7 @@ export const serializeAws_json1_1ListMigrationTasksCommand = async (
   input: ListMigrationTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.ListMigrationTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMigrationTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMigrationTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -310,10 +271,7 @@ export const serializeAws_json1_1ListProgressUpdateStreamsCommand = async (
   input: ListProgressUpdateStreamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.ListProgressUpdateStreams",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProgressUpdateStreams");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProgressUpdateStreamsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -323,10 +281,7 @@ export const serializeAws_json1_1NotifyApplicationStateCommand = async (
   input: NotifyApplicationStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.NotifyApplicationState",
-  };
+  const headers: __HeaderBag = sharedHeaders("NotifyApplicationState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1NotifyApplicationStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -336,10 +291,7 @@ export const serializeAws_json1_1NotifyMigrationTaskStateCommand = async (
   input: NotifyMigrationTaskStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.NotifyMigrationTaskState",
-  };
+  const headers: __HeaderBag = sharedHeaders("NotifyMigrationTaskState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1NotifyMigrationTaskStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -349,10 +301,7 @@ export const serializeAws_json1_1PutResourceAttributesCommand = async (
   input: PutResourceAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHub.PutResourceAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourceAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourceAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2231,6 +2180,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSMigrationHub.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-migrationhub-config/src/protocols/Aws_json1_1.ts b/clients/client-migrationhub-config/src/protocols/Aws_json1_1.ts
index 2660b63b14e4b..57d1986fb1062 100644
--- a/clients/client-migrationhub-config/src/protocols/Aws_json1_1.ts
+++ b/clients/client-migrationhub-config/src/protocols/Aws_json1_1.ts
@@ -47,10 +47,7 @@ export const serializeAws_json1_1CreateHomeRegionControlCommand = async (
   input: CreateHomeRegionControlCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHubMultiAccountService.CreateHomeRegionControl",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHomeRegionControl");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateHomeRegionControlRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -60,10 +57,7 @@ export const serializeAws_json1_1DescribeHomeRegionControlsCommand = async (
   input: DescribeHomeRegionControlsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHubMultiAccountService.DescribeHomeRegionControls",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeHomeRegionControls");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeHomeRegionControlsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -73,10 +67,7 @@ export const serializeAws_json1_1GetHomeRegionCommand = async (
   input: GetHomeRegionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSMigrationHubMultiAccountService.GetHomeRegion",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetHomeRegion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetHomeRegionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -503,6 +494,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSMigrationHubMultiAccountService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-mturk/src/protocols/Aws_json1_1.ts b/clients/client-mturk/src/protocols/Aws_json1_1.ts
index 39c8e1deb091c..44d80794220eb 100644
--- a/clients/client-mturk/src/protocols/Aws_json1_1.ts
+++ b/clients/client-mturk/src/protocols/Aws_json1_1.ts
@@ -229,10 +229,7 @@ export const serializeAws_json1_1AcceptQualificationRequestCommand = async (
   input: AcceptQualificationRequestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.AcceptQualificationRequest",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcceptQualificationRequest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AcceptQualificationRequestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -242,10 +239,7 @@ export const serializeAws_json1_1ApproveAssignmentCommand = async (
   input: ApproveAssignmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.ApproveAssignment",
-  };
+  const headers: __HeaderBag = sharedHeaders("ApproveAssignment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ApproveAssignmentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -255,10 +249,7 @@ export const serializeAws_json1_1AssociateQualificationWithWorkerCommand = async
   input: AssociateQualificationWithWorkerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.AssociateQualificationWithWorker",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateQualificationWithWorker");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateQualificationWithWorkerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -268,10 +259,7 @@ export const serializeAws_json1_1CreateAdditionalAssignmentsForHITCommand = asyn
   input: CreateAdditionalAssignmentsForHITCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.CreateAdditionalAssignmentsForHIT",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAdditionalAssignmentsForHIT");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAdditionalAssignmentsForHITRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -281,10 +269,7 @@ export const serializeAws_json1_1CreateHITCommand = async (
   input: CreateHITCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.CreateHIT",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHIT");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateHITRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -294,10 +279,7 @@ export const serializeAws_json1_1CreateHITTypeCommand = async (
   input: CreateHITTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.CreateHITType",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHITType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateHITTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -307,10 +289,7 @@ export const serializeAws_json1_1CreateHITWithHITTypeCommand = async (
   input: CreateHITWithHITTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.CreateHITWithHITType",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHITWithHITType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateHITWithHITTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -320,10 +299,7 @@ export const serializeAws_json1_1CreateQualificationTypeCommand = async (
   input: CreateQualificationTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.CreateQualificationType",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateQualificationType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateQualificationTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -333,10 +309,7 @@ export const serializeAws_json1_1CreateWorkerBlockCommand = async (
   input: CreateWorkerBlockCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.CreateWorkerBlock",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWorkerBlock");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWorkerBlockRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -346,10 +319,7 @@ export const serializeAws_json1_1DeleteHITCommand = async (
   input: DeleteHITCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.DeleteHIT",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteHIT");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteHITRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -359,10 +329,7 @@ export const serializeAws_json1_1DeleteQualificationTypeCommand = async (
   input: DeleteQualificationTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.DeleteQualificationType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteQualificationType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteQualificationTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -372,10 +339,7 @@ export const serializeAws_json1_1DeleteWorkerBlockCommand = async (
   input: DeleteWorkerBlockCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.DeleteWorkerBlock",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWorkerBlock");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWorkerBlockRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -385,10 +349,7 @@ export const serializeAws_json1_1DisassociateQualificationFromWorkerCommand = as
   input: DisassociateQualificationFromWorkerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.DisassociateQualificationFromWorker",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateQualificationFromWorker");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateQualificationFromWorkerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -398,10 +359,7 @@ export const serializeAws_json1_1GetAccountBalanceCommand = async (
   input: GetAccountBalanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.GetAccountBalance",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAccountBalance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAccountBalanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -411,10 +369,7 @@ export const serializeAws_json1_1GetAssignmentCommand = async (
   input: GetAssignmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.GetAssignment",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAssignment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAssignmentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -424,10 +379,7 @@ export const serializeAws_json1_1GetFileUploadURLCommand = async (
   input: GetFileUploadURLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.GetFileUploadURL",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFileUploadURL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFileUploadURLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -437,10 +389,7 @@ export const serializeAws_json1_1GetHITCommand = async (
   input: GetHITCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.GetHIT",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetHIT");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetHITRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -450,10 +399,7 @@ export const serializeAws_json1_1GetQualificationScoreCommand = async (
   input: GetQualificationScoreCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.GetQualificationScore",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetQualificationScore");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetQualificationScoreRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -463,10 +409,7 @@ export const serializeAws_json1_1GetQualificationTypeCommand = async (
   input: GetQualificationTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.GetQualificationType",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetQualificationType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetQualificationTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -476,10 +419,7 @@ export const serializeAws_json1_1ListAssignmentsForHITCommand = async (
   input: ListAssignmentsForHITCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.ListAssignmentsForHIT",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssignmentsForHIT");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssignmentsForHITRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -489,10 +429,7 @@ export const serializeAws_json1_1ListBonusPaymentsCommand = async (
   input: ListBonusPaymentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.ListBonusPayments",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBonusPayments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBonusPaymentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -502,10 +439,7 @@ export const serializeAws_json1_1ListHITsCommand = async (
   input: ListHITsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.ListHITs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHITs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHITsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -515,10 +449,7 @@ export const serializeAws_json1_1ListHITsForQualificationTypeCommand = async (
   input: ListHITsForQualificationTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.ListHITsForQualificationType",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHITsForQualificationType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHITsForQualificationTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -528,10 +459,7 @@ export const serializeAws_json1_1ListQualificationRequestsCommand = async (
   input: ListQualificationRequestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.ListQualificationRequests",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListQualificationRequests");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListQualificationRequestsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -541,10 +469,7 @@ export const serializeAws_json1_1ListQualificationTypesCommand = async (
   input: ListQualificationTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.ListQualificationTypes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListQualificationTypes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListQualificationTypesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -554,10 +479,7 @@ export const serializeAws_json1_1ListReviewableHITsCommand = async (
   input: ListReviewableHITsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.ListReviewableHITs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReviewableHITs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReviewableHITsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -567,10 +489,7 @@ export const serializeAws_json1_1ListReviewPolicyResultsForHITCommand = async (
   input: ListReviewPolicyResultsForHITCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.ListReviewPolicyResultsForHIT",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListReviewPolicyResultsForHIT");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListReviewPolicyResultsForHITRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -580,10 +499,7 @@ export const serializeAws_json1_1ListWorkerBlocksCommand = async (
   input: ListWorkerBlocksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.ListWorkerBlocks",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWorkerBlocks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWorkerBlocksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -593,10 +509,7 @@ export const serializeAws_json1_1ListWorkersWithQualificationTypeCommand = async
   input: ListWorkersWithQualificationTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.ListWorkersWithQualificationType",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWorkersWithQualificationType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWorkersWithQualificationTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -606,10 +519,7 @@ export const serializeAws_json1_1NotifyWorkersCommand = async (
   input: NotifyWorkersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.NotifyWorkers",
-  };
+  const headers: __HeaderBag = sharedHeaders("NotifyWorkers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1NotifyWorkersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -619,10 +529,7 @@ export const serializeAws_json1_1RejectAssignmentCommand = async (
   input: RejectAssignmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.RejectAssignment",
-  };
+  const headers: __HeaderBag = sharedHeaders("RejectAssignment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RejectAssignmentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -632,10 +539,7 @@ export const serializeAws_json1_1RejectQualificationRequestCommand = async (
   input: RejectQualificationRequestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.RejectQualificationRequest",
-  };
+  const headers: __HeaderBag = sharedHeaders("RejectQualificationRequest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RejectQualificationRequestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -645,10 +549,7 @@ export const serializeAws_json1_1SendBonusCommand = async (
   input: SendBonusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.SendBonus",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendBonus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendBonusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -658,10 +559,7 @@ export const serializeAws_json1_1SendTestEventNotificationCommand = async (
   input: SendTestEventNotificationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.SendTestEventNotification",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendTestEventNotification");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendTestEventNotificationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -671,10 +569,7 @@ export const serializeAws_json1_1UpdateExpirationForHITCommand = async (
   input: UpdateExpirationForHITCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.UpdateExpirationForHIT",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateExpirationForHIT");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateExpirationForHITRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -684,10 +579,7 @@ export const serializeAws_json1_1UpdateHITReviewStatusCommand = async (
   input: UpdateHITReviewStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.UpdateHITReviewStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateHITReviewStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateHITReviewStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -697,10 +589,7 @@ export const serializeAws_json1_1UpdateHITTypeOfHITCommand = async (
   input: UpdateHITTypeOfHITCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.UpdateHITTypeOfHIT",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateHITTypeOfHIT");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateHITTypeOfHITRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -710,10 +599,7 @@ export const serializeAws_json1_1UpdateNotificationSettingsCommand = async (
   input: UpdateNotificationSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.UpdateNotificationSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNotificationSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNotificationSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -723,10 +609,7 @@ export const serializeAws_json1_1UpdateQualificationTypeCommand = async (
   input: UpdateQualificationTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "MTurkRequesterServiceV20170117.UpdateQualificationType",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateQualificationType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateQualificationTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3924,6 +3807,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `MTurkRequesterServiceV20170117.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-neptune/src/protocols/Aws_query.ts b/clients/client-neptune/src/protocols/Aws_query.ts
index 90354e9cec8ee..38d0f7da1f00a 100644
--- a/clients/client-neptune/src/protocols/Aws_query.ts
+++ b/clients/client-neptune/src/protocols/Aws_query.ts
@@ -507,9 +507,7 @@ export const serializeAws_queryAddRoleToDBClusterCommand = async (
   input: AddRoleToDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddRoleToDBClusterMessage(input, context),
@@ -523,9 +521,7 @@ export const serializeAws_queryAddSourceIdentifierToSubscriptionCommand = async
   input: AddSourceIdentifierToSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddSourceIdentifierToSubscriptionMessage(input, context),
@@ -539,9 +535,7 @@ export const serializeAws_queryAddTagsToResourceCommand = async (
   input: AddTagsToResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddTagsToResourceMessage(input, context),
@@ -555,9 +549,7 @@ export const serializeAws_queryApplyPendingMaintenanceActionCommand = async (
   input: ApplyPendingMaintenanceActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryApplyPendingMaintenanceActionMessage(input, context),
@@ -571,9 +563,7 @@ export const serializeAws_queryCopyDBClusterParameterGroupCommand = async (
   input: CopyDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopyDBClusterParameterGroupMessage(input, context),
@@ -587,9 +577,7 @@ export const serializeAws_queryCopyDBClusterSnapshotCommand = async (
   input: CopyDBClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopyDBClusterSnapshotMessage(input, context),
@@ -603,9 +591,7 @@ export const serializeAws_queryCopyDBParameterGroupCommand = async (
   input: CopyDBParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopyDBParameterGroupMessage(input, context),
@@ -619,9 +605,7 @@ export const serializeAws_queryCreateDBClusterCommand = async (
   input: CreateDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBClusterMessage(input, context),
@@ -635,9 +619,7 @@ export const serializeAws_queryCreateDBClusterEndpointCommand = async (
   input: CreateDBClusterEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBClusterEndpointMessage(input, context),
@@ -651,9 +633,7 @@ export const serializeAws_queryCreateDBClusterParameterGroupCommand = async (
   input: CreateDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBClusterParameterGroupMessage(input, context),
@@ -667,9 +647,7 @@ export const serializeAws_queryCreateDBClusterSnapshotCommand = async (
   input: CreateDBClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBClusterSnapshotMessage(input, context),
@@ -683,9 +661,7 @@ export const serializeAws_queryCreateDBInstanceCommand = async (
   input: CreateDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBInstanceMessage(input, context),
@@ -699,9 +675,7 @@ export const serializeAws_queryCreateDBParameterGroupCommand = async (
   input: CreateDBParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBParameterGroupMessage(input, context),
@@ -715,9 +689,7 @@ export const serializeAws_queryCreateDBSubnetGroupCommand = async (
   input: CreateDBSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBSubnetGroupMessage(input, context),
@@ -731,9 +703,7 @@ export const serializeAws_queryCreateEventSubscriptionCommand = async (
   input: CreateEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateEventSubscriptionMessage(input, context),
@@ -747,9 +717,7 @@ export const serializeAws_queryCreateGlobalClusterCommand = async (
   input: CreateGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateGlobalClusterMessage(input, context),
@@ -763,9 +731,7 @@ export const serializeAws_queryDeleteDBClusterCommand = async (
   input: DeleteDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBClusterMessage(input, context),
@@ -779,9 +745,7 @@ export const serializeAws_queryDeleteDBClusterEndpointCommand = async (
   input: DeleteDBClusterEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBClusterEndpointMessage(input, context),
@@ -795,9 +759,7 @@ export const serializeAws_queryDeleteDBClusterParameterGroupCommand = async (
   input: DeleteDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBClusterParameterGroupMessage(input, context),
@@ -811,9 +773,7 @@ export const serializeAws_queryDeleteDBClusterSnapshotCommand = async (
   input: DeleteDBClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBClusterSnapshotMessage(input, context),
@@ -827,9 +787,7 @@ export const serializeAws_queryDeleteDBInstanceCommand = async (
   input: DeleteDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBInstanceMessage(input, context),
@@ -843,9 +801,7 @@ export const serializeAws_queryDeleteDBParameterGroupCommand = async (
   input: DeleteDBParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBParameterGroupMessage(input, context),
@@ -859,9 +815,7 @@ export const serializeAws_queryDeleteDBSubnetGroupCommand = async (
   input: DeleteDBSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBSubnetGroupMessage(input, context),
@@ -875,9 +829,7 @@ export const serializeAws_queryDeleteEventSubscriptionCommand = async (
   input: DeleteEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteEventSubscriptionMessage(input, context),
@@ -891,9 +843,7 @@ export const serializeAws_queryDeleteGlobalClusterCommand = async (
   input: DeleteGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteGlobalClusterMessage(input, context),
@@ -907,9 +857,7 @@ export const serializeAws_queryDescribeDBClusterEndpointsCommand = async (
   input: DescribeDBClusterEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterEndpointsMessage(input, context),
@@ -923,9 +871,7 @@ export const serializeAws_queryDescribeDBClusterParameterGroupsCommand = async (
   input: DescribeDBClusterParameterGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterParameterGroupsMessage(input, context),
@@ -939,9 +885,7 @@ export const serializeAws_queryDescribeDBClusterParametersCommand = async (
   input: DescribeDBClusterParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterParametersMessage(input, context),
@@ -955,9 +899,7 @@ export const serializeAws_queryDescribeDBClustersCommand = async (
   input: DescribeDBClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClustersMessage(input, context),
@@ -971,9 +913,7 @@ export const serializeAws_queryDescribeDBClusterSnapshotAttributesCommand = asyn
   input: DescribeDBClusterSnapshotAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterSnapshotAttributesMessage(input, context),
@@ -987,9 +927,7 @@ export const serializeAws_queryDescribeDBClusterSnapshotsCommand = async (
   input: DescribeDBClusterSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterSnapshotsMessage(input, context),
@@ -1003,9 +941,7 @@ export const serializeAws_queryDescribeDBEngineVersionsCommand = async (
   input: DescribeDBEngineVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBEngineVersionsMessage(input, context),
@@ -1019,9 +955,7 @@ export const serializeAws_queryDescribeDBInstancesCommand = async (
   input: DescribeDBInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBInstancesMessage(input, context),
@@ -1035,9 +969,7 @@ export const serializeAws_queryDescribeDBParameterGroupsCommand = async (
   input: DescribeDBParameterGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBParameterGroupsMessage(input, context),
@@ -1051,9 +983,7 @@ export const serializeAws_queryDescribeDBParametersCommand = async (
   input: DescribeDBParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBParametersMessage(input, context),
@@ -1067,9 +997,7 @@ export const serializeAws_queryDescribeDBSubnetGroupsCommand = async (
   input: DescribeDBSubnetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBSubnetGroupsMessage(input, context),
@@ -1083,9 +1011,7 @@ export const serializeAws_queryDescribeEngineDefaultClusterParametersCommand = a
   input: DescribeEngineDefaultClusterParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEngineDefaultClusterParametersMessage(input, context),
@@ -1099,9 +1025,7 @@ export const serializeAws_queryDescribeEngineDefaultParametersCommand = async (
   input: DescribeEngineDefaultParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEngineDefaultParametersMessage(input, context),
@@ -1115,9 +1039,7 @@ export const serializeAws_queryDescribeEventCategoriesCommand = async (
   input: DescribeEventCategoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventCategoriesMessage(input, context),
@@ -1131,9 +1053,7 @@ export const serializeAws_queryDescribeEventsCommand = async (
   input: DescribeEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventsMessage(input, context),
@@ -1147,9 +1067,7 @@ export const serializeAws_queryDescribeEventSubscriptionsCommand = async (
   input: DescribeEventSubscriptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventSubscriptionsMessage(input, context),
@@ -1163,9 +1081,7 @@ export const serializeAws_queryDescribeGlobalClustersCommand = async (
   input: DescribeGlobalClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeGlobalClustersMessage(input, context),
@@ -1179,9 +1095,7 @@ export const serializeAws_queryDescribeOrderableDBInstanceOptionsCommand = async
   input: DescribeOrderableDBInstanceOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeOrderableDBInstanceOptionsMessage(input, context),
@@ -1195,9 +1109,7 @@ export const serializeAws_queryDescribePendingMaintenanceActionsCommand = async
   input: DescribePendingMaintenanceActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribePendingMaintenanceActionsMessage(input, context),
@@ -1211,9 +1123,7 @@ export const serializeAws_queryDescribeValidDBInstanceModificationsCommand = asy
   input: DescribeValidDBInstanceModificationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeValidDBInstanceModificationsMessage(input, context),
@@ -1227,9 +1137,7 @@ export const serializeAws_queryFailoverDBClusterCommand = async (
   input: FailoverDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryFailoverDBClusterMessage(input, context),
@@ -1243,9 +1151,7 @@ export const serializeAws_queryFailoverGlobalClusterCommand = async (
   input: FailoverGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryFailoverGlobalClusterMessage(input, context),
@@ -1259,9 +1165,7 @@ export const serializeAws_queryListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTagsForResourceMessage(input, context),
@@ -1275,9 +1179,7 @@ export const serializeAws_queryModifyDBClusterCommand = async (
   input: ModifyDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBClusterMessage(input, context),
@@ -1291,9 +1193,7 @@ export const serializeAws_queryModifyDBClusterEndpointCommand = async (
   input: ModifyDBClusterEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBClusterEndpointMessage(input, context),
@@ -1307,9 +1207,7 @@ export const serializeAws_queryModifyDBClusterParameterGroupCommand = async (
   input: ModifyDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBClusterParameterGroupMessage(input, context),
@@ -1323,9 +1221,7 @@ export const serializeAws_queryModifyDBClusterSnapshotAttributeCommand = async (
   input: ModifyDBClusterSnapshotAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBClusterSnapshotAttributeMessage(input, context),
@@ -1339,9 +1235,7 @@ export const serializeAws_queryModifyDBInstanceCommand = async (
   input: ModifyDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBInstanceMessage(input, context),
@@ -1355,9 +1249,7 @@ export const serializeAws_queryModifyDBParameterGroupCommand = async (
   input: ModifyDBParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBParameterGroupMessage(input, context),
@@ -1371,9 +1263,7 @@ export const serializeAws_queryModifyDBSubnetGroupCommand = async (
   input: ModifyDBSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBSubnetGroupMessage(input, context),
@@ -1387,9 +1277,7 @@ export const serializeAws_queryModifyEventSubscriptionCommand = async (
   input: ModifyEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyEventSubscriptionMessage(input, context),
@@ -1403,9 +1291,7 @@ export const serializeAws_queryModifyGlobalClusterCommand = async (
   input: ModifyGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyGlobalClusterMessage(input, context),
@@ -1419,9 +1305,7 @@ export const serializeAws_queryPromoteReadReplicaDBClusterCommand = async (
   input: PromoteReadReplicaDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPromoteReadReplicaDBClusterMessage(input, context),
@@ -1435,9 +1319,7 @@ export const serializeAws_queryRebootDBInstanceCommand = async (
   input: RebootDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRebootDBInstanceMessage(input, context),
@@ -1451,9 +1333,7 @@ export const serializeAws_queryRemoveFromGlobalClusterCommand = async (
   input: RemoveFromGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveFromGlobalClusterMessage(input, context),
@@ -1467,9 +1347,7 @@ export const serializeAws_queryRemoveRoleFromDBClusterCommand = async (
   input: RemoveRoleFromDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveRoleFromDBClusterMessage(input, context),
@@ -1483,9 +1361,7 @@ export const serializeAws_queryRemoveSourceIdentifierFromSubscriptionCommand = a
   input: RemoveSourceIdentifierFromSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveSourceIdentifierFromSubscriptionMessage(input, context),
@@ -1499,9 +1375,7 @@ export const serializeAws_queryRemoveTagsFromResourceCommand = async (
   input: RemoveTagsFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveTagsFromResourceMessage(input, context),
@@ -1515,9 +1389,7 @@ export const serializeAws_queryResetDBClusterParameterGroupCommand = async (
   input: ResetDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryResetDBClusterParameterGroupMessage(input, context),
@@ -1531,9 +1403,7 @@ export const serializeAws_queryResetDBParameterGroupCommand = async (
   input: ResetDBParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryResetDBParameterGroupMessage(input, context),
@@ -1547,9 +1417,7 @@ export const serializeAws_queryRestoreDBClusterFromSnapshotCommand = async (
   input: RestoreDBClusterFromSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreDBClusterFromSnapshotMessage(input, context),
@@ -1563,9 +1431,7 @@ export const serializeAws_queryRestoreDBClusterToPointInTimeCommand = async (
   input: RestoreDBClusterToPointInTimeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreDBClusterToPointInTimeMessage(input, context),
@@ -1579,9 +1445,7 @@ export const serializeAws_queryStartDBClusterCommand = async (
   input: StartDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStartDBClusterMessage(input, context),
@@ -1595,9 +1459,7 @@ export const serializeAws_queryStopDBClusterCommand = async (
   input: StopDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStopDBClusterMessage(input, context),
@@ -11732,6 +11594,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-network-firewall/src/protocols/Aws_json1_0.ts b/clients/client-network-firewall/src/protocols/Aws_json1_0.ts
index e518b375ea0bd..9db269fdbdada 100644
--- a/clients/client-network-firewall/src/protocols/Aws_json1_0.ts
+++ b/clients/client-network-firewall/src/protocols/Aws_json1_0.ts
@@ -233,10 +233,7 @@ export const serializeAws_json1_0AssociateFirewallPolicyCommand = async (
   input: AssociateFirewallPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.AssociateFirewallPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateFirewallPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0AssociateFirewallPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -246,10 +243,7 @@ export const serializeAws_json1_0AssociateSubnetsCommand = async (
   input: AssociateSubnetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.AssociateSubnets",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateSubnets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0AssociateSubnetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -259,10 +253,7 @@ export const serializeAws_json1_0CreateFirewallCommand = async (
   input: CreateFirewallCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.CreateFirewall",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFirewall");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateFirewallRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -272,10 +263,7 @@ export const serializeAws_json1_0CreateFirewallPolicyCommand = async (
   input: CreateFirewallPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.CreateFirewallPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFirewallPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateFirewallPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -285,10 +273,7 @@ export const serializeAws_json1_0CreateRuleGroupCommand = async (
   input: CreateRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.CreateRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -298,10 +283,7 @@ export const serializeAws_json1_0DeleteFirewallCommand = async (
   input: DeleteFirewallCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.DeleteFirewall",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFirewall");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteFirewallRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -311,10 +293,7 @@ export const serializeAws_json1_0DeleteFirewallPolicyCommand = async (
   input: DeleteFirewallPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.DeleteFirewallPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFirewallPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteFirewallPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -324,10 +303,7 @@ export const serializeAws_json1_0DeleteResourcePolicyCommand = async (
   input: DeleteResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.DeleteResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -337,10 +313,7 @@ export const serializeAws_json1_0DeleteRuleGroupCommand = async (
   input: DeleteRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.DeleteRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -350,10 +323,7 @@ export const serializeAws_json1_0DescribeFirewallCommand = async (
   input: DescribeFirewallCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.DescribeFirewall",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFirewall");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeFirewallRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -363,10 +333,7 @@ export const serializeAws_json1_0DescribeFirewallPolicyCommand = async (
   input: DescribeFirewallPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.DescribeFirewallPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFirewallPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeFirewallPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -376,10 +343,7 @@ export const serializeAws_json1_0DescribeLoggingConfigurationCommand = async (
   input: DescribeLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.DescribeLoggingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLoggingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeLoggingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -389,10 +353,7 @@ export const serializeAws_json1_0DescribeResourcePolicyCommand = async (
   input: DescribeResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.DescribeResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -402,10 +363,7 @@ export const serializeAws_json1_0DescribeRuleGroupCommand = async (
   input: DescribeRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.DescribeRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -415,10 +373,7 @@ export const serializeAws_json1_0DescribeRuleGroupMetadataCommand = async (
   input: DescribeRuleGroupMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.DescribeRuleGroupMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRuleGroupMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeRuleGroupMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -428,10 +383,7 @@ export const serializeAws_json1_0DisassociateSubnetsCommand = async (
   input: DisassociateSubnetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.DisassociateSubnets",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateSubnets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DisassociateSubnetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -441,10 +393,7 @@ export const serializeAws_json1_0ListFirewallPoliciesCommand = async (
   input: ListFirewallPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.ListFirewallPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFirewallPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListFirewallPoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -454,10 +403,7 @@ export const serializeAws_json1_0ListFirewallsCommand = async (
   input: ListFirewallsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.ListFirewalls",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFirewalls");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListFirewallsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -467,10 +413,7 @@ export const serializeAws_json1_0ListRuleGroupsCommand = async (
   input: ListRuleGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.ListRuleGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRuleGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListRuleGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -480,10 +423,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -493,10 +433,7 @@ export const serializeAws_json1_0PutResourcePolicyCommand = async (
   input: PutResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.PutResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PutResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -506,10 +443,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -519,10 +453,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -532,10 +463,7 @@ export const serializeAws_json1_0UpdateFirewallDeleteProtectionCommand = async (
   input: UpdateFirewallDeleteProtectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.UpdateFirewallDeleteProtection",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFirewallDeleteProtection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateFirewallDeleteProtectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -545,10 +473,7 @@ export const serializeAws_json1_0UpdateFirewallDescriptionCommand = async (
   input: UpdateFirewallDescriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.UpdateFirewallDescription",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFirewallDescription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateFirewallDescriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -558,10 +483,7 @@ export const serializeAws_json1_0UpdateFirewallEncryptionConfigurationCommand =
   input: UpdateFirewallEncryptionConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.UpdateFirewallEncryptionConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFirewallEncryptionConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateFirewallEncryptionConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -571,10 +493,7 @@ export const serializeAws_json1_0UpdateFirewallPolicyCommand = async (
   input: UpdateFirewallPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.UpdateFirewallPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFirewallPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateFirewallPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -584,10 +503,7 @@ export const serializeAws_json1_0UpdateFirewallPolicyChangeProtectionCommand = a
   input: UpdateFirewallPolicyChangeProtectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.UpdateFirewallPolicyChangeProtection",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFirewallPolicyChangeProtection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateFirewallPolicyChangeProtectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -597,10 +513,7 @@ export const serializeAws_json1_0UpdateLoggingConfigurationCommand = async (
   input: UpdateLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.UpdateLoggingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLoggingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateLoggingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -610,10 +523,7 @@ export const serializeAws_json1_0UpdateRuleGroupCommand = async (
   input: UpdateRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.UpdateRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -623,10 +533,7 @@ export const serializeAws_json1_0UpdateSubnetChangeProtectionCommand = async (
   input: UpdateSubnetChangeProtectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "NetworkFirewall_20201112.UpdateSubnetChangeProtection",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSubnetChangeProtection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateSubnetChangeProtectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4684,6 +4591,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `NetworkFirewall_20201112.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-opensearchserverless/src/protocols/Aws_json1_0.ts b/clients/client-opensearchserverless/src/protocols/Aws_json1_0.ts
index f732d34cbedd4..cb1be89ac8a78 100644
--- a/clients/client-opensearchserverless/src/protocols/Aws_json1_0.ts
+++ b/clients/client-opensearchserverless/src/protocols/Aws_json1_0.ts
@@ -181,10 +181,7 @@ export const serializeAws_json1_0BatchGetCollectionCommand = async (
   input: BatchGetCollectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.BatchGetCollection",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetCollection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0BatchGetCollectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -194,10 +191,7 @@ export const serializeAws_json1_0BatchGetVpcEndpointCommand = async (
   input: BatchGetVpcEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.BatchGetVpcEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchGetVpcEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0BatchGetVpcEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -207,10 +201,7 @@ export const serializeAws_json1_0CreateAccessPolicyCommand = async (
   input: CreateAccessPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.CreateAccessPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAccessPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateAccessPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -220,10 +211,7 @@ export const serializeAws_json1_0CreateCollectionCommand = async (
   input: CreateCollectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.CreateCollection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCollection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateCollectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -233,10 +221,7 @@ export const serializeAws_json1_0CreateSecurityConfigCommand = async (
   input: CreateSecurityConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.CreateSecurityConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSecurityConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateSecurityConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -246,10 +231,7 @@ export const serializeAws_json1_0CreateSecurityPolicyCommand = async (
   input: CreateSecurityPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.CreateSecurityPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSecurityPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateSecurityPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -259,10 +241,7 @@ export const serializeAws_json1_0CreateVpcEndpointCommand = async (
   input: CreateVpcEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.CreateVpcEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVpcEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateVpcEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -272,10 +251,7 @@ export const serializeAws_json1_0DeleteAccessPolicyCommand = async (
   input: DeleteAccessPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.DeleteAccessPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAccessPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteAccessPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -285,10 +261,7 @@ export const serializeAws_json1_0DeleteCollectionCommand = async (
   input: DeleteCollectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.DeleteCollection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCollection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteCollectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -298,10 +271,7 @@ export const serializeAws_json1_0DeleteSecurityConfigCommand = async (
   input: DeleteSecurityConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.DeleteSecurityConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSecurityConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteSecurityConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -311,10 +281,7 @@ export const serializeAws_json1_0DeleteSecurityPolicyCommand = async (
   input: DeleteSecurityPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.DeleteSecurityPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSecurityPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteSecurityPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -324,10 +291,7 @@ export const serializeAws_json1_0DeleteVpcEndpointCommand = async (
   input: DeleteVpcEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.DeleteVpcEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVpcEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteVpcEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -337,10 +301,7 @@ export const serializeAws_json1_0GetAccessPolicyCommand = async (
   input: GetAccessPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.GetAccessPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAccessPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetAccessPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -350,10 +311,7 @@ export const serializeAws_json1_0GetAccountSettingsCommand = async (
   input: GetAccountSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.GetAccountSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAccountSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetAccountSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -363,10 +321,7 @@ export const serializeAws_json1_0GetPoliciesStatsCommand = async (
   input: GetPoliciesStatsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.GetPoliciesStats",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPoliciesStats");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetPoliciesStatsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -376,10 +331,7 @@ export const serializeAws_json1_0GetSecurityConfigCommand = async (
   input: GetSecurityConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.GetSecurityConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSecurityConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetSecurityConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -389,10 +341,7 @@ export const serializeAws_json1_0GetSecurityPolicyCommand = async (
   input: GetSecurityPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.GetSecurityPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSecurityPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetSecurityPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -402,10 +351,7 @@ export const serializeAws_json1_0ListAccessPoliciesCommand = async (
   input: ListAccessPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.ListAccessPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccessPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListAccessPoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -415,10 +361,7 @@ export const serializeAws_json1_0ListCollectionsCommand = async (
   input: ListCollectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.ListCollections",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCollections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListCollectionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -428,10 +371,7 @@ export const serializeAws_json1_0ListSecurityConfigsCommand = async (
   input: ListSecurityConfigsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.ListSecurityConfigs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSecurityConfigs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListSecurityConfigsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -441,10 +381,7 @@ export const serializeAws_json1_0ListSecurityPoliciesCommand = async (
   input: ListSecurityPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.ListSecurityPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSecurityPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListSecurityPoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -454,10 +391,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -467,10 +401,7 @@ export const serializeAws_json1_0ListVpcEndpointsCommand = async (
   input: ListVpcEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.ListVpcEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVpcEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListVpcEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -480,10 +411,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -493,10 +421,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -506,10 +431,7 @@ export const serializeAws_json1_0UpdateAccessPolicyCommand = async (
   input: UpdateAccessPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.UpdateAccessPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAccessPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateAccessPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -519,10 +441,7 @@ export const serializeAws_json1_0UpdateAccountSettingsCommand = async (
   input: UpdateAccountSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.UpdateAccountSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAccountSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateAccountSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -532,10 +451,7 @@ export const serializeAws_json1_0UpdateCollectionCommand = async (
   input: UpdateCollectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.UpdateCollection",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCollection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateCollectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -545,10 +461,7 @@ export const serializeAws_json1_0UpdateSecurityConfigCommand = async (
   input: UpdateSecurityConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.UpdateSecurityConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSecurityConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateSecurityConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -558,10 +471,7 @@ export const serializeAws_json1_0UpdateSecurityPolicyCommand = async (
   input: UpdateSecurityPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.UpdateSecurityPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSecurityPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateSecurityPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -571,10 +481,7 @@ export const serializeAws_json1_0UpdateVpcEndpointCommand = async (
   input: UpdateVpcEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "OpenSearchServerless.UpdateVpcEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateVpcEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateVpcEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3369,6 +3276,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `OpenSearchServerless.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-opsworks/src/protocols/Aws_json1_1.ts b/clients/client-opsworks/src/protocols/Aws_json1_1.ts
index 3e94b8483960e..b7494428666b2 100644
--- a/clients/client-opsworks/src/protocols/Aws_json1_1.ts
+++ b/clients/client-opsworks/src/protocols/Aws_json1_1.ts
@@ -332,10 +332,7 @@ export const serializeAws_json1_1AssignInstanceCommand = async (
   input: AssignInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.AssignInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssignInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssignInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -345,10 +342,7 @@ export const serializeAws_json1_1AssignVolumeCommand = async (
   input: AssignVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.AssignVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssignVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssignVolumeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -358,10 +352,7 @@ export const serializeAws_json1_1AssociateElasticIpCommand = async (
   input: AssociateElasticIpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.AssociateElasticIp",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateElasticIp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateElasticIpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -371,10 +362,7 @@ export const serializeAws_json1_1AttachElasticLoadBalancerCommand = async (
   input: AttachElasticLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.AttachElasticLoadBalancer",
-  };
+  const headers: __HeaderBag = sharedHeaders("AttachElasticLoadBalancer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AttachElasticLoadBalancerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -384,10 +372,7 @@ export const serializeAws_json1_1CloneStackCommand = async (
   input: CloneStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.CloneStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("CloneStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CloneStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -397,10 +382,7 @@ export const serializeAws_json1_1CreateAppCommand = async (
   input: CreateAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.CreateApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -410,10 +392,7 @@ export const serializeAws_json1_1CreateDeploymentCommand = async (
   input: CreateDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.CreateDeployment",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDeployment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDeploymentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -423,10 +402,7 @@ export const serializeAws_json1_1CreateInstanceCommand = async (
   input: CreateInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.CreateInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -436,10 +412,7 @@ export const serializeAws_json1_1CreateLayerCommand = async (
   input: CreateLayerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.CreateLayer",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLayer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLayerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -449,10 +422,7 @@ export const serializeAws_json1_1CreateStackCommand = async (
   input: CreateStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.CreateStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -462,10 +432,7 @@ export const serializeAws_json1_1CreateUserProfileCommand = async (
   input: CreateUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.CreateUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -475,10 +442,7 @@ export const serializeAws_json1_1DeleteAppCommand = async (
   input: DeleteAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DeleteApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -488,10 +452,7 @@ export const serializeAws_json1_1DeleteInstanceCommand = async (
   input: DeleteInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DeleteInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -501,10 +462,7 @@ export const serializeAws_json1_1DeleteLayerCommand = async (
   input: DeleteLayerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DeleteLayer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLayer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLayerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -514,10 +472,7 @@ export const serializeAws_json1_1DeleteStackCommand = async (
   input: DeleteStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DeleteStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -527,10 +482,7 @@ export const serializeAws_json1_1DeleteUserProfileCommand = async (
   input: DeleteUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DeleteUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -540,10 +492,7 @@ export const serializeAws_json1_1DeregisterEcsClusterCommand = async (
   input: DeregisterEcsClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DeregisterEcsCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterEcsCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterEcsClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -553,10 +502,7 @@ export const serializeAws_json1_1DeregisterElasticIpCommand = async (
   input: DeregisterElasticIpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DeregisterElasticIp",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterElasticIp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterElasticIpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -566,10 +512,7 @@ export const serializeAws_json1_1DeregisterInstanceCommand = async (
   input: DeregisterInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DeregisterInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -579,10 +522,7 @@ export const serializeAws_json1_1DeregisterRdsDbInstanceCommand = async (
   input: DeregisterRdsDbInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DeregisterRdsDbInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterRdsDbInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterRdsDbInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -592,10 +532,7 @@ export const serializeAws_json1_1DeregisterVolumeCommand = async (
   input: DeregisterVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DeregisterVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterVolumeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -605,10 +542,7 @@ export const serializeAws_json1_1DescribeAgentVersionsCommand = async (
   input: DescribeAgentVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeAgentVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAgentVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAgentVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -618,10 +552,7 @@ export const serializeAws_json1_1DescribeAppsCommand = async (
   input: DescribeAppsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeApps",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApps");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAppsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -631,10 +562,7 @@ export const serializeAws_json1_1DescribeCommandsCommand = async (
   input: DescribeCommandsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeCommands",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCommands");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCommandsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -644,10 +572,7 @@ export const serializeAws_json1_1DescribeDeploymentsCommand = async (
   input: DescribeDeploymentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeDeployments",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDeployments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDeploymentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -657,10 +582,7 @@ export const serializeAws_json1_1DescribeEcsClustersCommand = async (
   input: DescribeEcsClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeEcsClusters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEcsClusters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEcsClustersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -670,10 +592,7 @@ export const serializeAws_json1_1DescribeElasticIpsCommand = async (
   input: DescribeElasticIpsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeElasticIps",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeElasticIps");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeElasticIpsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -683,10 +602,7 @@ export const serializeAws_json1_1DescribeElasticLoadBalancersCommand = async (
   input: DescribeElasticLoadBalancersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeElasticLoadBalancers",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeElasticLoadBalancers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeElasticLoadBalancersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -696,10 +612,7 @@ export const serializeAws_json1_1DescribeInstancesCommand = async (
   input: DescribeInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInstancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -709,10 +622,7 @@ export const serializeAws_json1_1DescribeLayersCommand = async (
   input: DescribeLayersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeLayers",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLayers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLayersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -722,10 +632,7 @@ export const serializeAws_json1_1DescribeLoadBasedAutoScalingCommand = async (
   input: DescribeLoadBasedAutoScalingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeLoadBasedAutoScaling",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLoadBasedAutoScaling");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLoadBasedAutoScalingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -735,10 +642,7 @@ export const serializeAws_json1_1DescribeMyUserProfileCommand = async (
   input: DescribeMyUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeMyUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMyUserProfile");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -747,10 +651,7 @@ export const serializeAws_json1_1DescribeOperatingSystemsCommand = async (
   input: DescribeOperatingSystemsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeOperatingSystems",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOperatingSystems");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -759,10 +660,7 @@ export const serializeAws_json1_1DescribePermissionsCommand = async (
   input: DescribePermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribePermissions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePermissions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePermissionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -772,10 +670,7 @@ export const serializeAws_json1_1DescribeRaidArraysCommand = async (
   input: DescribeRaidArraysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeRaidArrays",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRaidArrays");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRaidArraysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -785,10 +680,7 @@ export const serializeAws_json1_1DescribeRdsDbInstancesCommand = async (
   input: DescribeRdsDbInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeRdsDbInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRdsDbInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRdsDbInstancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -798,10 +690,7 @@ export const serializeAws_json1_1DescribeServiceErrorsCommand = async (
   input: DescribeServiceErrorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeServiceErrors",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeServiceErrors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeServiceErrorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -811,10 +700,7 @@ export const serializeAws_json1_1DescribeStackProvisioningParametersCommand = as
   input: DescribeStackProvisioningParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeStackProvisioningParameters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStackProvisioningParameters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStackProvisioningParametersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -824,10 +710,7 @@ export const serializeAws_json1_1DescribeStacksCommand = async (
   input: DescribeStacksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeStacks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStacks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStacksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -837,10 +720,7 @@ export const serializeAws_json1_1DescribeStackSummaryCommand = async (
   input: DescribeStackSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeStackSummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStackSummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStackSummaryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -850,10 +730,7 @@ export const serializeAws_json1_1DescribeTimeBasedAutoScalingCommand = async (
   input: DescribeTimeBasedAutoScalingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeTimeBasedAutoScaling",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTimeBasedAutoScaling");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTimeBasedAutoScalingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -863,10 +740,7 @@ export const serializeAws_json1_1DescribeUserProfilesCommand = async (
   input: DescribeUserProfilesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeUserProfiles",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUserProfiles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUserProfilesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -876,10 +750,7 @@ export const serializeAws_json1_1DescribeVolumesCommand = async (
   input: DescribeVolumesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DescribeVolumes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeVolumes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeVolumesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -889,10 +760,7 @@ export const serializeAws_json1_1DetachElasticLoadBalancerCommand = async (
   input: DetachElasticLoadBalancerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DetachElasticLoadBalancer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetachElasticLoadBalancer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetachElasticLoadBalancerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -902,10 +770,7 @@ export const serializeAws_json1_1DisassociateElasticIpCommand = async (
   input: DisassociateElasticIpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.DisassociateElasticIp",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateElasticIp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateElasticIpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -915,10 +780,7 @@ export const serializeAws_json1_1GetHostnameSuggestionCommand = async (
   input: GetHostnameSuggestionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.GetHostnameSuggestion",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetHostnameSuggestion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetHostnameSuggestionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -928,10 +790,7 @@ export const serializeAws_json1_1GrantAccessCommand = async (
   input: GrantAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.GrantAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("GrantAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GrantAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -941,10 +800,7 @@ export const serializeAws_json1_1ListTagsCommand = async (
   input: ListTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.ListTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -954,10 +810,7 @@ export const serializeAws_json1_1RebootInstanceCommand = async (
   input: RebootInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.RebootInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("RebootInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RebootInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -967,10 +820,7 @@ export const serializeAws_json1_1RegisterEcsClusterCommand = async (
   input: RegisterEcsClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.RegisterEcsCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterEcsCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterEcsClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -980,10 +830,7 @@ export const serializeAws_json1_1RegisterElasticIpCommand = async (
   input: RegisterElasticIpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.RegisterElasticIp",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterElasticIp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterElasticIpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -993,10 +840,7 @@ export const serializeAws_json1_1RegisterInstanceCommand = async (
   input: RegisterInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.RegisterInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1006,10 +850,7 @@ export const serializeAws_json1_1RegisterRdsDbInstanceCommand = async (
   input: RegisterRdsDbInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.RegisterRdsDbInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterRdsDbInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterRdsDbInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1019,10 +860,7 @@ export const serializeAws_json1_1RegisterVolumeCommand = async (
   input: RegisterVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.RegisterVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterVolumeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1032,10 +870,7 @@ export const serializeAws_json1_1SetLoadBasedAutoScalingCommand = async (
   input: SetLoadBasedAutoScalingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.SetLoadBasedAutoScaling",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetLoadBasedAutoScaling");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetLoadBasedAutoScalingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1045,10 +880,7 @@ export const serializeAws_json1_1SetPermissionCommand = async (
   input: SetPermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.SetPermission",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetPermission");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetPermissionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1058,10 +890,7 @@ export const serializeAws_json1_1SetTimeBasedAutoScalingCommand = async (
   input: SetTimeBasedAutoScalingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.SetTimeBasedAutoScaling",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetTimeBasedAutoScaling");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetTimeBasedAutoScalingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1071,10 +900,7 @@ export const serializeAws_json1_1StartInstanceCommand = async (
   input: StartInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.StartInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1084,10 +910,7 @@ export const serializeAws_json1_1StartStackCommand = async (
   input: StartStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.StartStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1097,10 +920,7 @@ export const serializeAws_json1_1StopInstanceCommand = async (
   input: StopInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.StopInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1110,10 +930,7 @@ export const serializeAws_json1_1StopStackCommand = async (
   input: StopStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.StopStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1123,10 +940,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1136,10 +950,7 @@ export const serializeAws_json1_1UnassignInstanceCommand = async (
   input: UnassignInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UnassignInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("UnassignInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UnassignInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1149,10 +960,7 @@ export const serializeAws_json1_1UnassignVolumeCommand = async (
   input: UnassignVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UnassignVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("UnassignVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UnassignVolumeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1162,10 +970,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1175,10 +980,7 @@ export const serializeAws_json1_1UpdateAppCommand = async (
   input: UpdateAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UpdateApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1188,10 +990,7 @@ export const serializeAws_json1_1UpdateElasticIpCommand = async (
   input: UpdateElasticIpCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UpdateElasticIp",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateElasticIp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateElasticIpRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1201,10 +1000,7 @@ export const serializeAws_json1_1UpdateInstanceCommand = async (
   input: UpdateInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UpdateInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1214,10 +1010,7 @@ export const serializeAws_json1_1UpdateLayerCommand = async (
   input: UpdateLayerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UpdateLayer",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLayer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLayerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1227,10 +1020,7 @@ export const serializeAws_json1_1UpdateMyUserProfileCommand = async (
   input: UpdateMyUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UpdateMyUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMyUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMyUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1240,10 +1030,7 @@ export const serializeAws_json1_1UpdateRdsDbInstanceCommand = async (
   input: UpdateRdsDbInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UpdateRdsDbInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRdsDbInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRdsDbInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1253,10 +1040,7 @@ export const serializeAws_json1_1UpdateStackCommand = async (
   input: UpdateStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UpdateStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1266,10 +1050,7 @@ export const serializeAws_json1_1UpdateUserProfileCommand = async (
   input: UpdateUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UpdateUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1279,10 +1060,7 @@ export const serializeAws_json1_1UpdateVolumeCommand = async (
   input: UpdateVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorks_20130218.UpdateVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateVolumeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -6935,6 +6713,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `OpsWorks_20130218.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-opsworkscm/src/protocols/Aws_json1_1.ts b/clients/client-opsworkscm/src/protocols/Aws_json1_1.ts
index e9bb32e6c73db..f048ffa697270 100644
--- a/clients/client-opsworkscm/src/protocols/Aws_json1_1.ts
+++ b/clients/client-opsworkscm/src/protocols/Aws_json1_1.ts
@@ -109,10 +109,7 @@ export const serializeAws_json1_1AssociateNodeCommand = async (
   input: AssociateNodeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.AssociateNode",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateNode");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateNodeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -122,10 +119,7 @@ export const serializeAws_json1_1CreateBackupCommand = async (
   input: CreateBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.CreateBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBackupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -135,10 +129,7 @@ export const serializeAws_json1_1CreateServerCommand = async (
   input: CreateServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.CreateServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -148,10 +139,7 @@ export const serializeAws_json1_1DeleteBackupCommand = async (
   input: DeleteBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.DeleteBackup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBackup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBackupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -161,10 +149,7 @@ export const serializeAws_json1_1DeleteServerCommand = async (
   input: DeleteServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.DeleteServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -174,10 +159,7 @@ export const serializeAws_json1_1DescribeAccountAttributesCommand = async (
   input: DescribeAccountAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.DescribeAccountAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccountAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAccountAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -187,10 +169,7 @@ export const serializeAws_json1_1DescribeBackupsCommand = async (
   input: DescribeBackupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.DescribeBackups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBackups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBackupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -200,10 +179,7 @@ export const serializeAws_json1_1DescribeEventsCommand = async (
   input: DescribeEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.DescribeEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -213,10 +189,7 @@ export const serializeAws_json1_1DescribeNodeAssociationStatusCommand = async (
   input: DescribeNodeAssociationStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.DescribeNodeAssociationStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeNodeAssociationStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeNodeAssociationStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -226,10 +199,7 @@ export const serializeAws_json1_1DescribeServersCommand = async (
   input: DescribeServersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.DescribeServers",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeServers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeServersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -239,10 +209,7 @@ export const serializeAws_json1_1DisassociateNodeCommand = async (
   input: DisassociateNodeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.DisassociateNode",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateNode");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateNodeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -252,10 +219,7 @@ export const serializeAws_json1_1ExportServerEngineAttributeCommand = async (
   input: ExportServerEngineAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.ExportServerEngineAttribute",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExportServerEngineAttribute");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ExportServerEngineAttributeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -265,10 +229,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -278,10 +239,7 @@ export const serializeAws_json1_1RestoreServerCommand = async (
   input: RestoreServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.RestoreServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RestoreServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -291,10 +249,7 @@ export const serializeAws_json1_1StartMaintenanceCommand = async (
   input: StartMaintenanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.StartMaintenance",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartMaintenance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartMaintenanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -304,10 +259,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -317,10 +269,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -330,10 +279,7 @@ export const serializeAws_json1_1UpdateServerCommand = async (
   input: UpdateServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.UpdateServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -343,10 +289,7 @@ export const serializeAws_json1_1UpdateServerEngineAttributesCommand = async (
   input: UpdateServerEngineAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "OpsWorksCM_V2016_11_01.UpdateServerEngineAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateServerEngineAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateServerEngineAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1963,6 +1906,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `OpsWorksCM_V2016_11_01.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-organizations/src/protocols/Aws_json1_1.ts b/clients/client-organizations/src/protocols/Aws_json1_1.ts
index 4b05cfcaa412b..3c9e2aac37c4b 100644
--- a/clients/client-organizations/src/protocols/Aws_json1_1.ts
+++ b/clients/client-organizations/src/protocols/Aws_json1_1.ts
@@ -319,10 +319,7 @@ export const serializeAws_json1_1AcceptHandshakeCommand = async (
   input: AcceptHandshakeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.AcceptHandshake",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcceptHandshake");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AcceptHandshakeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -332,10 +329,7 @@ export const serializeAws_json1_1AttachPolicyCommand = async (
   input: AttachPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.AttachPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("AttachPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AttachPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -345,10 +339,7 @@ export const serializeAws_json1_1CancelHandshakeCommand = async (
   input: CancelHandshakeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.CancelHandshake",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelHandshake");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelHandshakeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -358,10 +349,7 @@ export const serializeAws_json1_1CloseAccountCommand = async (
   input: CloseAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.CloseAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("CloseAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CloseAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -371,10 +359,7 @@ export const serializeAws_json1_1CreateAccountCommand = async (
   input: CreateAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.CreateAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -384,10 +369,7 @@ export const serializeAws_json1_1CreateGovCloudAccountCommand = async (
   input: CreateGovCloudAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.CreateGovCloudAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGovCloudAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGovCloudAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -397,10 +379,7 @@ export const serializeAws_json1_1CreateOrganizationCommand = async (
   input: CreateOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.CreateOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -410,10 +389,7 @@ export const serializeAws_json1_1CreateOrganizationalUnitCommand = async (
   input: CreateOrganizationalUnitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.CreateOrganizationalUnit",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateOrganizationalUnit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateOrganizationalUnitRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -423,10 +399,7 @@ export const serializeAws_json1_1CreatePolicyCommand = async (
   input: CreatePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.CreatePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -436,10 +409,7 @@ export const serializeAws_json1_1DeclineHandshakeCommand = async (
   input: DeclineHandshakeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DeclineHandshake",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeclineHandshake");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeclineHandshakeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -449,10 +419,7 @@ export const serializeAws_json1_1DeleteOrganizationCommand = async (
   input: DeleteOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DeleteOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteOrganization");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -461,10 +428,7 @@ export const serializeAws_json1_1DeleteOrganizationalUnitCommand = async (
   input: DeleteOrganizationalUnitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DeleteOrganizationalUnit",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteOrganizationalUnit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteOrganizationalUnitRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -474,10 +438,7 @@ export const serializeAws_json1_1DeletePolicyCommand = async (
   input: DeletePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DeletePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -487,10 +448,7 @@ export const serializeAws_json1_1DeleteResourcePolicyCommand = async (
   input: DeleteResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DeleteResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourcePolicy");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -499,10 +457,7 @@ export const serializeAws_json1_1DeregisterDelegatedAdministratorCommand = async
   input: DeregisterDelegatedAdministratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DeregisterDelegatedAdministrator",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterDelegatedAdministrator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterDelegatedAdministratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -512,10 +467,7 @@ export const serializeAws_json1_1DescribeAccountCommand = async (
   input: DescribeAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DescribeAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -525,10 +477,7 @@ export const serializeAws_json1_1DescribeCreateAccountStatusCommand = async (
   input: DescribeCreateAccountStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DescribeCreateAccountStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCreateAccountStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCreateAccountStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -538,10 +487,7 @@ export const serializeAws_json1_1DescribeEffectivePolicyCommand = async (
   input: DescribeEffectivePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DescribeEffectivePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEffectivePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEffectivePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -551,10 +497,7 @@ export const serializeAws_json1_1DescribeHandshakeCommand = async (
   input: DescribeHandshakeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DescribeHandshake",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeHandshake");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeHandshakeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -564,10 +507,7 @@ export const serializeAws_json1_1DescribeOrganizationCommand = async (
   input: DescribeOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DescribeOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOrganization");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -576,10 +516,7 @@ export const serializeAws_json1_1DescribeOrganizationalUnitCommand = async (
   input: DescribeOrganizationalUnitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DescribeOrganizationalUnit",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOrganizationalUnit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeOrganizationalUnitRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -589,10 +526,7 @@ export const serializeAws_json1_1DescribePolicyCommand = async (
   input: DescribePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DescribePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -602,10 +536,7 @@ export const serializeAws_json1_1DescribeResourcePolicyCommand = async (
   input: DescribeResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DescribeResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeResourcePolicy");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -614,10 +545,7 @@ export const serializeAws_json1_1DetachPolicyCommand = async (
   input: DetachPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DetachPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetachPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetachPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -627,10 +555,7 @@ export const serializeAws_json1_1DisableAWSServiceAccessCommand = async (
   input: DisableAWSServiceAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DisableAWSServiceAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableAWSServiceAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableAWSServiceAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -640,10 +565,7 @@ export const serializeAws_json1_1DisablePolicyTypeCommand = async (
   input: DisablePolicyTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.DisablePolicyType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisablePolicyType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisablePolicyTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -653,10 +575,7 @@ export const serializeAws_json1_1EnableAllFeaturesCommand = async (
   input: EnableAllFeaturesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.EnableAllFeatures",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableAllFeatures");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableAllFeaturesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -666,10 +585,7 @@ export const serializeAws_json1_1EnableAWSServiceAccessCommand = async (
   input: EnableAWSServiceAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.EnableAWSServiceAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableAWSServiceAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableAWSServiceAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -679,10 +595,7 @@ export const serializeAws_json1_1EnablePolicyTypeCommand = async (
   input: EnablePolicyTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.EnablePolicyType",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnablePolicyType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnablePolicyTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -692,10 +605,7 @@ export const serializeAws_json1_1InviteAccountToOrganizationCommand = async (
   input: InviteAccountToOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.InviteAccountToOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("InviteAccountToOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1InviteAccountToOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -705,10 +615,7 @@ export const serializeAws_json1_1LeaveOrganizationCommand = async (
   input: LeaveOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.LeaveOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("LeaveOrganization");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -717,10 +624,7 @@ export const serializeAws_json1_1ListAccountsCommand = async (
   input: ListAccountsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListAccounts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccounts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAccountsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -730,10 +634,7 @@ export const serializeAws_json1_1ListAccountsForParentCommand = async (
   input: ListAccountsForParentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListAccountsForParent",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccountsForParent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAccountsForParentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -743,10 +644,7 @@ export const serializeAws_json1_1ListAWSServiceAccessForOrganizationCommand = as
   input: ListAWSServiceAccessForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListAWSServiceAccessForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAWSServiceAccessForOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAWSServiceAccessForOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -756,10 +654,7 @@ export const serializeAws_json1_1ListChildrenCommand = async (
   input: ListChildrenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListChildren",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListChildren");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListChildrenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -769,10 +664,7 @@ export const serializeAws_json1_1ListCreateAccountStatusCommand = async (
   input: ListCreateAccountStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListCreateAccountStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCreateAccountStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCreateAccountStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -782,10 +674,7 @@ export const serializeAws_json1_1ListDelegatedAdministratorsCommand = async (
   input: ListDelegatedAdministratorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListDelegatedAdministrators",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDelegatedAdministrators");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDelegatedAdministratorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -795,10 +684,7 @@ export const serializeAws_json1_1ListDelegatedServicesForAccountCommand = async
   input: ListDelegatedServicesForAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListDelegatedServicesForAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDelegatedServicesForAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDelegatedServicesForAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -808,10 +694,7 @@ export const serializeAws_json1_1ListHandshakesForAccountCommand = async (
   input: ListHandshakesForAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListHandshakesForAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHandshakesForAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHandshakesForAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -821,10 +704,7 @@ export const serializeAws_json1_1ListHandshakesForOrganizationCommand = async (
   input: ListHandshakesForOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListHandshakesForOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHandshakesForOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHandshakesForOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -834,10 +714,7 @@ export const serializeAws_json1_1ListOrganizationalUnitsForParentCommand = async
   input: ListOrganizationalUnitsForParentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListOrganizationalUnitsForParent",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOrganizationalUnitsForParent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOrganizationalUnitsForParentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -847,10 +724,7 @@ export const serializeAws_json1_1ListParentsCommand = async (
   input: ListParentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListParents",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListParents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListParentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -860,10 +734,7 @@ export const serializeAws_json1_1ListPoliciesCommand = async (
   input: ListPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -873,10 +744,7 @@ export const serializeAws_json1_1ListPoliciesForTargetCommand = async (
   input: ListPoliciesForTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListPoliciesForTarget",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPoliciesForTarget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPoliciesForTargetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -886,10 +754,7 @@ export const serializeAws_json1_1ListRootsCommand = async (
   input: ListRootsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListRoots",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRoots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRootsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -899,10 +764,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -912,10 +774,7 @@ export const serializeAws_json1_1ListTargetsForPolicyCommand = async (
   input: ListTargetsForPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.ListTargetsForPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTargetsForPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTargetsForPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -925,10 +784,7 @@ export const serializeAws_json1_1MoveAccountCommand = async (
   input: MoveAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.MoveAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("MoveAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MoveAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -938,10 +794,7 @@ export const serializeAws_json1_1PutResourcePolicyCommand = async (
   input: PutResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.PutResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -951,10 +804,7 @@ export const serializeAws_json1_1RegisterDelegatedAdministratorCommand = async (
   input: RegisterDelegatedAdministratorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.RegisterDelegatedAdministrator",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterDelegatedAdministrator");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterDelegatedAdministratorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -964,10 +814,7 @@ export const serializeAws_json1_1RemoveAccountFromOrganizationCommand = async (
   input: RemoveAccountFromOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.RemoveAccountFromOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveAccountFromOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveAccountFromOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -977,10 +824,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -990,10 +834,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1003,10 +844,7 @@ export const serializeAws_json1_1UpdateOrganizationalUnitCommand = async (
   input: UpdateOrganizationalUnitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.UpdateOrganizationalUnit",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateOrganizationalUnit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateOrganizationalUnitRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1016,10 +854,7 @@ export const serializeAws_json1_1UpdatePolicyCommand = async (
   input: UpdatePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSOrganizationsV20161128.UpdatePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -6761,6 +6596,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSOrganizationsV20161128.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-personalize/src/protocols/Aws_json1_1.ts b/clients/client-personalize/src/protocols/Aws_json1_1.ts
index 9c5a603a4b559..fd966efb75367 100644
--- a/clients/client-personalize/src/protocols/Aws_json1_1.ts
+++ b/clients/client-personalize/src/protocols/Aws_json1_1.ts
@@ -368,10 +368,7 @@ export const serializeAws_json1_1CreateBatchInferenceJobCommand = async (
   input: CreateBatchInferenceJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateBatchInferenceJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBatchInferenceJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBatchInferenceJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -381,10 +378,7 @@ export const serializeAws_json1_1CreateBatchSegmentJobCommand = async (
   input: CreateBatchSegmentJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateBatchSegmentJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBatchSegmentJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateBatchSegmentJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -394,10 +388,7 @@ export const serializeAws_json1_1CreateCampaignCommand = async (
   input: CreateCampaignCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateCampaign",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCampaign");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCampaignRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -407,10 +398,7 @@ export const serializeAws_json1_1CreateDatasetCommand = async (
   input: CreateDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -420,10 +408,7 @@ export const serializeAws_json1_1CreateDatasetExportJobCommand = async (
   input: CreateDatasetExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateDatasetExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDatasetExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDatasetExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -433,10 +418,7 @@ export const serializeAws_json1_1CreateDatasetGroupCommand = async (
   input: CreateDatasetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateDatasetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDatasetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDatasetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -446,10 +428,7 @@ export const serializeAws_json1_1CreateDatasetImportJobCommand = async (
   input: CreateDatasetImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateDatasetImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDatasetImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDatasetImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -459,10 +438,7 @@ export const serializeAws_json1_1CreateEventTrackerCommand = async (
   input: CreateEventTrackerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateEventTracker",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEventTracker");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEventTrackerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -472,10 +448,7 @@ export const serializeAws_json1_1CreateFilterCommand = async (
   input: CreateFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -485,10 +458,7 @@ export const serializeAws_json1_1CreateMetricAttributionCommand = async (
   input: CreateMetricAttributionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateMetricAttribution",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateMetricAttribution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateMetricAttributionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -498,10 +468,7 @@ export const serializeAws_json1_1CreateRecommenderCommand = async (
   input: CreateRecommenderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateRecommender",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRecommender");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRecommenderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -511,10 +478,7 @@ export const serializeAws_json1_1CreateSchemaCommand = async (
   input: CreateSchemaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateSchema",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSchema");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSchemaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -524,10 +488,7 @@ export const serializeAws_json1_1CreateSolutionCommand = async (
   input: CreateSolutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateSolution",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSolution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSolutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -537,10 +498,7 @@ export const serializeAws_json1_1CreateSolutionVersionCommand = async (
   input: CreateSolutionVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.CreateSolutionVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSolutionVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSolutionVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -550,10 +508,7 @@ export const serializeAws_json1_1DeleteCampaignCommand = async (
   input: DeleteCampaignCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DeleteCampaign",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCampaign");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCampaignRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -563,10 +518,7 @@ export const serializeAws_json1_1DeleteDatasetCommand = async (
   input: DeleteDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DeleteDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -576,10 +528,7 @@ export const serializeAws_json1_1DeleteDatasetGroupCommand = async (
   input: DeleteDatasetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DeleteDatasetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDatasetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDatasetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -589,10 +538,7 @@ export const serializeAws_json1_1DeleteEventTrackerCommand = async (
   input: DeleteEventTrackerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DeleteEventTracker",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEventTracker");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEventTrackerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -602,10 +548,7 @@ export const serializeAws_json1_1DeleteFilterCommand = async (
   input: DeleteFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DeleteFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -615,10 +558,7 @@ export const serializeAws_json1_1DeleteMetricAttributionCommand = async (
   input: DeleteMetricAttributionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DeleteMetricAttribution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMetricAttribution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMetricAttributionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -628,10 +568,7 @@ export const serializeAws_json1_1DeleteRecommenderCommand = async (
   input: DeleteRecommenderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DeleteRecommender",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRecommender");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRecommenderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -641,10 +578,7 @@ export const serializeAws_json1_1DeleteSchemaCommand = async (
   input: DeleteSchemaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DeleteSchema",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSchema");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSchemaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -654,10 +588,7 @@ export const serializeAws_json1_1DeleteSolutionCommand = async (
   input: DeleteSolutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DeleteSolution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSolution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSolutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -667,10 +598,7 @@ export const serializeAws_json1_1DescribeAlgorithmCommand = async (
   input: DescribeAlgorithmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeAlgorithm",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAlgorithm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAlgorithmRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -680,10 +608,7 @@ export const serializeAws_json1_1DescribeBatchInferenceJobCommand = async (
   input: DescribeBatchInferenceJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeBatchInferenceJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBatchInferenceJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBatchInferenceJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -693,10 +618,7 @@ export const serializeAws_json1_1DescribeBatchSegmentJobCommand = async (
   input: DescribeBatchSegmentJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeBatchSegmentJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBatchSegmentJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBatchSegmentJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -706,10 +628,7 @@ export const serializeAws_json1_1DescribeCampaignCommand = async (
   input: DescribeCampaignCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeCampaign",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCampaign");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCampaignRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -719,10 +638,7 @@ export const serializeAws_json1_1DescribeDatasetCommand = async (
   input: DescribeDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -732,10 +648,7 @@ export const serializeAws_json1_1DescribeDatasetExportJobCommand = async (
   input: DescribeDatasetExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeDatasetExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDatasetExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDatasetExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -745,10 +658,7 @@ export const serializeAws_json1_1DescribeDatasetGroupCommand = async (
   input: DescribeDatasetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeDatasetGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDatasetGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDatasetGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -758,10 +668,7 @@ export const serializeAws_json1_1DescribeDatasetImportJobCommand = async (
   input: DescribeDatasetImportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeDatasetImportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDatasetImportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDatasetImportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -771,10 +678,7 @@ export const serializeAws_json1_1DescribeEventTrackerCommand = async (
   input: DescribeEventTrackerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeEventTracker",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEventTracker");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEventTrackerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -784,10 +688,7 @@ export const serializeAws_json1_1DescribeFeatureTransformationCommand = async (
   input: DescribeFeatureTransformationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeFeatureTransformation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFeatureTransformation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFeatureTransformationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -797,10 +698,7 @@ export const serializeAws_json1_1DescribeFilterCommand = async (
   input: DescribeFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -810,10 +708,7 @@ export const serializeAws_json1_1DescribeMetricAttributionCommand = async (
   input: DescribeMetricAttributionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeMetricAttribution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMetricAttribution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMetricAttributionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -823,10 +718,7 @@ export const serializeAws_json1_1DescribeRecipeCommand = async (
   input: DescribeRecipeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeRecipe",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRecipe");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRecipeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -836,10 +728,7 @@ export const serializeAws_json1_1DescribeRecommenderCommand = async (
   input: DescribeRecommenderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeRecommender",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRecommender");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRecommenderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -849,10 +738,7 @@ export const serializeAws_json1_1DescribeSchemaCommand = async (
   input: DescribeSchemaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeSchema",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSchema");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSchemaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -862,10 +748,7 @@ export const serializeAws_json1_1DescribeSolutionCommand = async (
   input: DescribeSolutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeSolution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSolution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSolutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -875,10 +758,7 @@ export const serializeAws_json1_1DescribeSolutionVersionCommand = async (
   input: DescribeSolutionVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.DescribeSolutionVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSolutionVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSolutionVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -888,10 +768,7 @@ export const serializeAws_json1_1GetSolutionMetricsCommand = async (
   input: GetSolutionMetricsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.GetSolutionMetrics",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSolutionMetrics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSolutionMetricsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -901,10 +778,7 @@ export const serializeAws_json1_1ListBatchInferenceJobsCommand = async (
   input: ListBatchInferenceJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListBatchInferenceJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBatchInferenceJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBatchInferenceJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -914,10 +788,7 @@ export const serializeAws_json1_1ListBatchSegmentJobsCommand = async (
   input: ListBatchSegmentJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListBatchSegmentJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBatchSegmentJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBatchSegmentJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -927,10 +798,7 @@ export const serializeAws_json1_1ListCampaignsCommand = async (
   input: ListCampaignsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListCampaigns",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCampaigns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCampaignsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -940,10 +808,7 @@ export const serializeAws_json1_1ListDatasetExportJobsCommand = async (
   input: ListDatasetExportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListDatasetExportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatasetExportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatasetExportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -953,10 +818,7 @@ export const serializeAws_json1_1ListDatasetGroupsCommand = async (
   input: ListDatasetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListDatasetGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatasetGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatasetGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -966,10 +828,7 @@ export const serializeAws_json1_1ListDatasetImportJobsCommand = async (
   input: ListDatasetImportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListDatasetImportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatasetImportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatasetImportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -979,10 +838,7 @@ export const serializeAws_json1_1ListDatasetsCommand = async (
   input: ListDatasetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListDatasets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatasets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatasetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -992,10 +848,7 @@ export const serializeAws_json1_1ListEventTrackersCommand = async (
   input: ListEventTrackersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListEventTrackers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEventTrackers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEventTrackersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1005,10 +858,7 @@ export const serializeAws_json1_1ListFiltersCommand = async (
   input: ListFiltersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListFilters",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFilters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFiltersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1018,10 +868,7 @@ export const serializeAws_json1_1ListMetricAttributionMetricsCommand = async (
   input: ListMetricAttributionMetricsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListMetricAttributionMetrics",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMetricAttributionMetrics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMetricAttributionMetricsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1031,10 +878,7 @@ export const serializeAws_json1_1ListMetricAttributionsCommand = async (
   input: ListMetricAttributionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListMetricAttributions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMetricAttributions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMetricAttributionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1044,10 +888,7 @@ export const serializeAws_json1_1ListRecipesCommand = async (
   input: ListRecipesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListRecipes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRecipes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRecipesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1057,10 +898,7 @@ export const serializeAws_json1_1ListRecommendersCommand = async (
   input: ListRecommendersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListRecommenders",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRecommenders");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRecommendersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1070,10 +908,7 @@ export const serializeAws_json1_1ListSchemasCommand = async (
   input: ListSchemasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListSchemas",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSchemas");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSchemasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1083,10 +918,7 @@ export const serializeAws_json1_1ListSolutionsCommand = async (
   input: ListSolutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListSolutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSolutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSolutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1096,10 +928,7 @@ export const serializeAws_json1_1ListSolutionVersionsCommand = async (
   input: ListSolutionVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListSolutionVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSolutionVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSolutionVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1109,10 +938,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1122,10 +948,7 @@ export const serializeAws_json1_1StartRecommenderCommand = async (
   input: StartRecommenderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.StartRecommender",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartRecommender");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartRecommenderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1135,10 +958,7 @@ export const serializeAws_json1_1StopRecommenderCommand = async (
   input: StopRecommenderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.StopRecommender",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopRecommender");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopRecommenderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1148,10 +968,7 @@ export const serializeAws_json1_1StopSolutionVersionCreationCommand = async (
   input: StopSolutionVersionCreationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.StopSolutionVersionCreation",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopSolutionVersionCreation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopSolutionVersionCreationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1161,10 +978,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1174,10 +988,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1187,10 +998,7 @@ export const serializeAws_json1_1UpdateCampaignCommand = async (
   input: UpdateCampaignCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.UpdateCampaign",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCampaign");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCampaignRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1200,10 +1008,7 @@ export const serializeAws_json1_1UpdateMetricAttributionCommand = async (
   input: UpdateMetricAttributionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.UpdateMetricAttribution",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMetricAttribution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMetricAttributionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1213,10 +1018,7 @@ export const serializeAws_json1_1UpdateRecommenderCommand = async (
   input: UpdateRecommenderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonPersonalize.UpdateRecommender",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRecommender");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRecommenderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -7379,6 +7181,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AmazonPersonalize.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-pi/src/protocols/Aws_json1_1.ts b/clients/client-pi/src/protocols/Aws_json1_1.ts
index 8a2c88102919c..02257496ed5f6 100644
--- a/clients/client-pi/src/protocols/Aws_json1_1.ts
+++ b/clients/client-pi/src/protocols/Aws_json1_1.ts
@@ -73,10 +73,7 @@ export const serializeAws_json1_1DescribeDimensionKeysCommand = async (
   input: DescribeDimensionKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PerformanceInsightsv20180227.DescribeDimensionKeys",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDimensionKeys");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDimensionKeysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -86,10 +83,7 @@ export const serializeAws_json1_1GetDimensionKeyDetailsCommand = async (
   input: GetDimensionKeyDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PerformanceInsightsv20180227.GetDimensionKeyDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDimensionKeyDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDimensionKeyDetailsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -99,10 +93,7 @@ export const serializeAws_json1_1GetResourceMetadataCommand = async (
   input: GetResourceMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PerformanceInsightsv20180227.GetResourceMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourceMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourceMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -112,10 +103,7 @@ export const serializeAws_json1_1GetResourceMetricsCommand = async (
   input: GetResourceMetricsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PerformanceInsightsv20180227.GetResourceMetrics",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourceMetrics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourceMetricsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -125,10 +113,7 @@ export const serializeAws_json1_1ListAvailableResourceDimensionsCommand = async
   input: ListAvailableResourceDimensionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PerformanceInsightsv20180227.ListAvailableResourceDimensions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAvailableResourceDimensions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAvailableResourceDimensionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -138,10 +123,7 @@ export const serializeAws_json1_1ListAvailableResourceMetricsCommand = async (
   input: ListAvailableResourceMetricsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "PerformanceInsightsv20180227.ListAvailableResourceMetrics",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAvailableResourceMetrics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAvailableResourceMetricsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1041,6 +1023,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `PerformanceInsightsv20180227.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-pinpoint-sms-voice-v2/src/protocols/Aws_json1_0.ts b/clients/client-pinpoint-sms-voice-v2/src/protocols/Aws_json1_0.ts
index 6b2bbd57eec98..a834970d47b81 100644
--- a/clients/client-pinpoint-sms-voice-v2/src/protocols/Aws_json1_0.ts
+++ b/clients/client-pinpoint-sms-voice-v2/src/protocols/Aws_json1_0.ts
@@ -263,10 +263,7 @@ export const serializeAws_json1_0AssociateOriginationIdentityCommand = async (
   input: AssociateOriginationIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.AssociateOriginationIdentity",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateOriginationIdentity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0AssociateOriginationIdentityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -276,10 +273,7 @@ export const serializeAws_json1_0CreateConfigurationSetCommand = async (
   input: CreateConfigurationSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.CreateConfigurationSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConfigurationSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateConfigurationSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -289,10 +283,7 @@ export const serializeAws_json1_0CreateEventDestinationCommand = async (
   input: CreateEventDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.CreateEventDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEventDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateEventDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -302,10 +293,7 @@ export const serializeAws_json1_0CreateOptOutListCommand = async (
   input: CreateOptOutListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.CreateOptOutList",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateOptOutList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateOptOutListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -315,10 +303,7 @@ export const serializeAws_json1_0CreatePoolCommand = async (
   input: CreatePoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.CreatePool",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreatePoolRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -328,10 +313,7 @@ export const serializeAws_json1_0DeleteConfigurationSetCommand = async (
   input: DeleteConfigurationSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DeleteConfigurationSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConfigurationSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteConfigurationSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -341,10 +323,7 @@ export const serializeAws_json1_0DeleteDefaultMessageTypeCommand = async (
   input: DeleteDefaultMessageTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DeleteDefaultMessageType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDefaultMessageType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteDefaultMessageTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -354,10 +333,7 @@ export const serializeAws_json1_0DeleteDefaultSenderIdCommand = async (
   input: DeleteDefaultSenderIdCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DeleteDefaultSenderId",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDefaultSenderId");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteDefaultSenderIdRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -367,10 +343,7 @@ export const serializeAws_json1_0DeleteEventDestinationCommand = async (
   input: DeleteEventDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DeleteEventDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEventDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteEventDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -380,10 +353,7 @@ export const serializeAws_json1_0DeleteKeywordCommand = async (
   input: DeleteKeywordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DeleteKeyword",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteKeyword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteKeywordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -393,10 +363,7 @@ export const serializeAws_json1_0DeleteOptedOutNumberCommand = async (
   input: DeleteOptedOutNumberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DeleteOptedOutNumber",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteOptedOutNumber");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteOptedOutNumberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -406,10 +373,7 @@ export const serializeAws_json1_0DeleteOptOutListCommand = async (
   input: DeleteOptOutListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DeleteOptOutList",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteOptOutList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteOptOutListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -419,10 +383,7 @@ export const serializeAws_json1_0DeletePoolCommand = async (
   input: DeletePoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DeletePool",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeletePoolRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -432,10 +393,7 @@ export const serializeAws_json1_0DeleteTextMessageSpendLimitOverrideCommand = as
   input: DeleteTextMessageSpendLimitOverrideCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DeleteTextMessageSpendLimitOverride",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTextMessageSpendLimitOverride");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteTextMessageSpendLimitOverrideRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -445,10 +403,7 @@ export const serializeAws_json1_0DeleteVoiceMessageSpendLimitOverrideCommand = a
   input: DeleteVoiceMessageSpendLimitOverrideCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DeleteVoiceMessageSpendLimitOverride",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVoiceMessageSpendLimitOverride");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteVoiceMessageSpendLimitOverrideRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -458,10 +413,7 @@ export const serializeAws_json1_0DescribeAccountAttributesCommand = async (
   input: DescribeAccountAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DescribeAccountAttributes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccountAttributes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeAccountAttributesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -471,10 +423,7 @@ export const serializeAws_json1_0DescribeAccountLimitsCommand = async (
   input: DescribeAccountLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DescribeAccountLimits",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccountLimits");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeAccountLimitsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -484,10 +433,7 @@ export const serializeAws_json1_0DescribeConfigurationSetsCommand = async (
   input: DescribeConfigurationSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DescribeConfigurationSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConfigurationSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeConfigurationSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -497,10 +443,7 @@ export const serializeAws_json1_0DescribeKeywordsCommand = async (
   input: DescribeKeywordsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DescribeKeywords",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeKeywords");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeKeywordsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -510,10 +453,7 @@ export const serializeAws_json1_0DescribeOptedOutNumbersCommand = async (
   input: DescribeOptedOutNumbersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DescribeOptedOutNumbers",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOptedOutNumbers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeOptedOutNumbersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -523,10 +463,7 @@ export const serializeAws_json1_0DescribeOptOutListsCommand = async (
   input: DescribeOptOutListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DescribeOptOutLists",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOptOutLists");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeOptOutListsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -536,10 +473,7 @@ export const serializeAws_json1_0DescribePhoneNumbersCommand = async (
   input: DescribePhoneNumbersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DescribePhoneNumbers",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePhoneNumbers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribePhoneNumbersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -549,10 +483,7 @@ export const serializeAws_json1_0DescribePoolsCommand = async (
   input: DescribePoolsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DescribePools",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePools");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribePoolsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -562,10 +493,7 @@ export const serializeAws_json1_0DescribeSenderIdsCommand = async (
   input: DescribeSenderIdsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DescribeSenderIds",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSenderIds");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeSenderIdsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -575,10 +503,7 @@ export const serializeAws_json1_0DescribeSpendLimitsCommand = async (
   input: DescribeSpendLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DescribeSpendLimits",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSpendLimits");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeSpendLimitsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -588,10 +513,7 @@ export const serializeAws_json1_0DisassociateOriginationIdentityCommand = async
   input: DisassociateOriginationIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.DisassociateOriginationIdentity",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateOriginationIdentity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DisassociateOriginationIdentityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -601,10 +523,7 @@ export const serializeAws_json1_0ListPoolOriginationIdentitiesCommand = async (
   input: ListPoolOriginationIdentitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.ListPoolOriginationIdentities",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPoolOriginationIdentities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListPoolOriginationIdentitiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -614,10 +533,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -627,10 +543,7 @@ export const serializeAws_json1_0PutKeywordCommand = async (
   input: PutKeywordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.PutKeyword",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutKeyword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PutKeywordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -640,10 +553,7 @@ export const serializeAws_json1_0PutOptedOutNumberCommand = async (
   input: PutOptedOutNumberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.PutOptedOutNumber",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutOptedOutNumber");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PutOptedOutNumberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -653,10 +563,7 @@ export const serializeAws_json1_0ReleasePhoneNumberCommand = async (
   input: ReleasePhoneNumberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.ReleasePhoneNumber",
-  };
+  const headers: __HeaderBag = sharedHeaders("ReleasePhoneNumber");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ReleasePhoneNumberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -666,10 +573,7 @@ export const serializeAws_json1_0RequestPhoneNumberCommand = async (
   input: RequestPhoneNumberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.RequestPhoneNumber",
-  };
+  const headers: __HeaderBag = sharedHeaders("RequestPhoneNumber");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RequestPhoneNumberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -679,10 +583,7 @@ export const serializeAws_json1_0SendTextMessageCommand = async (
   input: SendTextMessageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.SendTextMessage",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendTextMessage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SendTextMessageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -692,10 +593,7 @@ export const serializeAws_json1_0SendVoiceMessageCommand = async (
   input: SendVoiceMessageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.SendVoiceMessage",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendVoiceMessage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SendVoiceMessageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -705,10 +603,7 @@ export const serializeAws_json1_0SetDefaultMessageTypeCommand = async (
   input: SetDefaultMessageTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.SetDefaultMessageType",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetDefaultMessageType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SetDefaultMessageTypeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -718,10 +613,7 @@ export const serializeAws_json1_0SetDefaultSenderIdCommand = async (
   input: SetDefaultSenderIdCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.SetDefaultSenderId",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetDefaultSenderId");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SetDefaultSenderIdRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -731,10 +623,7 @@ export const serializeAws_json1_0SetTextMessageSpendLimitOverrideCommand = async
   input: SetTextMessageSpendLimitOverrideCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.SetTextMessageSpendLimitOverride",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetTextMessageSpendLimitOverride");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SetTextMessageSpendLimitOverrideRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -744,10 +633,7 @@ export const serializeAws_json1_0SetVoiceMessageSpendLimitOverrideCommand = asyn
   input: SetVoiceMessageSpendLimitOverrideCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.SetVoiceMessageSpendLimitOverride",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetVoiceMessageSpendLimitOverride");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SetVoiceMessageSpendLimitOverrideRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -757,10 +643,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -770,10 +653,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -783,10 +663,7 @@ export const serializeAws_json1_0UpdateEventDestinationCommand = async (
   input: UpdateEventDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.UpdateEventDestination",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEventDestination");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateEventDestinationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -796,10 +673,7 @@ export const serializeAws_json1_0UpdatePhoneNumberCommand = async (
   input: UpdatePhoneNumberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.UpdatePhoneNumber",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePhoneNumber");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdatePhoneNumberRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -809,10 +683,7 @@ export const serializeAws_json1_0UpdatePoolCommand = async (
   input: UpdatePoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "PinpointSMSVoiceV2.UpdatePool",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdatePoolRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5135,6 +5006,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `PinpointSMSVoiceV2.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-pricing/src/protocols/Aws_json1_1.ts b/clients/client-pricing/src/protocols/Aws_json1_1.ts
index 1cb19725fe793..5c0224f98ea3e 100644
--- a/clients/client-pricing/src/protocols/Aws_json1_1.ts
+++ b/clients/client-pricing/src/protocols/Aws_json1_1.ts
@@ -49,10 +49,7 @@ export const serializeAws_json1_1DescribeServicesCommand = async (
   input: DescribeServicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPriceListService.DescribeServices",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeServices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeServicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -62,10 +59,7 @@ export const serializeAws_json1_1GetAttributeValuesCommand = async (
   input: GetAttributeValuesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPriceListService.GetAttributeValues",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAttributeValues");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAttributeValuesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -75,10 +69,7 @@ export const serializeAws_json1_1GetPriceListFileUrlCommand = async (
   input: GetPriceListFileUrlCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPriceListService.GetPriceListFileUrl",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPriceListFileUrl");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPriceListFileUrlRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -88,10 +79,7 @@ export const serializeAws_json1_1GetProductsCommand = async (
   input: GetProductsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPriceListService.GetProducts",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetProducts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetProductsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -101,10 +89,7 @@ export const serializeAws_json1_1ListPriceListsCommand = async (
   input: ListPriceListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSPriceListService.ListPriceLists",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPriceLists");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPriceListsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -760,6 +745,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSPriceListService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-proton/src/protocols/Aws_json1_0.ts b/clients/client-proton/src/protocols/Aws_json1_0.ts
index 8d00e1976f86d..ce35e6e3e8ef4 100644
--- a/clients/client-proton/src/protocols/Aws_json1_0.ts
+++ b/clients/client-proton/src/protocols/Aws_json1_0.ts
@@ -460,10 +460,7 @@ export const serializeAws_json1_0AcceptEnvironmentAccountConnectionCommand = asy
   input: AcceptEnvironmentAccountConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.AcceptEnvironmentAccountConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcceptEnvironmentAccountConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0AcceptEnvironmentAccountConnectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -473,10 +470,7 @@ export const serializeAws_json1_0CancelComponentDeploymentCommand = async (
   input: CancelComponentDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CancelComponentDeployment",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelComponentDeployment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CancelComponentDeploymentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -486,10 +480,7 @@ export const serializeAws_json1_0CancelEnvironmentDeploymentCommand = async (
   input: CancelEnvironmentDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CancelEnvironmentDeployment",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelEnvironmentDeployment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CancelEnvironmentDeploymentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -499,10 +490,7 @@ export const serializeAws_json1_0CancelServiceInstanceDeploymentCommand = async
   input: CancelServiceInstanceDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CancelServiceInstanceDeployment",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelServiceInstanceDeployment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CancelServiceInstanceDeploymentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -512,10 +500,7 @@ export const serializeAws_json1_0CancelServicePipelineDeploymentCommand = async
   input: CancelServicePipelineDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CancelServicePipelineDeployment",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelServicePipelineDeployment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CancelServicePipelineDeploymentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -525,10 +510,7 @@ export const serializeAws_json1_0CreateComponentCommand = async (
   input: CreateComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CreateComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateComponentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -538,10 +520,7 @@ export const serializeAws_json1_0CreateEnvironmentCommand = async (
   input: CreateEnvironmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CreateEnvironment",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEnvironment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateEnvironmentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -551,10 +530,7 @@ export const serializeAws_json1_0CreateEnvironmentAccountConnectionCommand = asy
   input: CreateEnvironmentAccountConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CreateEnvironmentAccountConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEnvironmentAccountConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateEnvironmentAccountConnectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -564,10 +540,7 @@ export const serializeAws_json1_0CreateEnvironmentTemplateCommand = async (
   input: CreateEnvironmentTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CreateEnvironmentTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEnvironmentTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateEnvironmentTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -577,10 +550,7 @@ export const serializeAws_json1_0CreateEnvironmentTemplateVersionCommand = async
   input: CreateEnvironmentTemplateVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CreateEnvironmentTemplateVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEnvironmentTemplateVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateEnvironmentTemplateVersionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -590,10 +560,7 @@ export const serializeAws_json1_0CreateRepositoryCommand = async (
   input: CreateRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CreateRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -603,10 +570,7 @@ export const serializeAws_json1_0CreateServiceCommand = async (
   input: CreateServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CreateService",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateServiceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -616,10 +580,7 @@ export const serializeAws_json1_0CreateServiceTemplateCommand = async (
   input: CreateServiceTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CreateServiceTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateServiceTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateServiceTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -629,10 +590,7 @@ export const serializeAws_json1_0CreateServiceTemplateVersionCommand = async (
   input: CreateServiceTemplateVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CreateServiceTemplateVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateServiceTemplateVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateServiceTemplateVersionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -642,10 +600,7 @@ export const serializeAws_json1_0CreateTemplateSyncConfigCommand = async (
   input: CreateTemplateSyncConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.CreateTemplateSyncConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTemplateSyncConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateTemplateSyncConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -655,10 +610,7 @@ export const serializeAws_json1_0DeleteComponentCommand = async (
   input: DeleteComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.DeleteComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteComponentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -668,10 +620,7 @@ export const serializeAws_json1_0DeleteEnvironmentCommand = async (
   input: DeleteEnvironmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.DeleteEnvironment",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEnvironment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteEnvironmentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -681,10 +630,7 @@ export const serializeAws_json1_0DeleteEnvironmentAccountConnectionCommand = asy
   input: DeleteEnvironmentAccountConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.DeleteEnvironmentAccountConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEnvironmentAccountConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteEnvironmentAccountConnectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -694,10 +640,7 @@ export const serializeAws_json1_0DeleteEnvironmentTemplateCommand = async (
   input: DeleteEnvironmentTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.DeleteEnvironmentTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEnvironmentTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteEnvironmentTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -707,10 +650,7 @@ export const serializeAws_json1_0DeleteEnvironmentTemplateVersionCommand = async
   input: DeleteEnvironmentTemplateVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.DeleteEnvironmentTemplateVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEnvironmentTemplateVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteEnvironmentTemplateVersionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -720,10 +660,7 @@ export const serializeAws_json1_0DeleteRepositoryCommand = async (
   input: DeleteRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.DeleteRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -733,10 +670,7 @@ export const serializeAws_json1_0DeleteServiceCommand = async (
   input: DeleteServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.DeleteService",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteServiceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -746,10 +680,7 @@ export const serializeAws_json1_0DeleteServiceTemplateCommand = async (
   input: DeleteServiceTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.DeleteServiceTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteServiceTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteServiceTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -759,10 +690,7 @@ export const serializeAws_json1_0DeleteServiceTemplateVersionCommand = async (
   input: DeleteServiceTemplateVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.DeleteServiceTemplateVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteServiceTemplateVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteServiceTemplateVersionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -772,10 +700,7 @@ export const serializeAws_json1_0DeleteTemplateSyncConfigCommand = async (
   input: DeleteTemplateSyncConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.DeleteTemplateSyncConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTemplateSyncConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteTemplateSyncConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -785,10 +710,7 @@ export const serializeAws_json1_0GetAccountSettingsCommand = async (
   input: GetAccountSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetAccountSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAccountSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetAccountSettingsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -798,10 +720,7 @@ export const serializeAws_json1_0GetComponentCommand = async (
   input: GetComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetComponentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -811,10 +730,7 @@ export const serializeAws_json1_0GetEnvironmentCommand = async (
   input: GetEnvironmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetEnvironment",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEnvironment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetEnvironmentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -824,10 +740,7 @@ export const serializeAws_json1_0GetEnvironmentAccountConnectionCommand = async
   input: GetEnvironmentAccountConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetEnvironmentAccountConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEnvironmentAccountConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetEnvironmentAccountConnectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -837,10 +750,7 @@ export const serializeAws_json1_0GetEnvironmentTemplateCommand = async (
   input: GetEnvironmentTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetEnvironmentTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEnvironmentTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetEnvironmentTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -850,10 +760,7 @@ export const serializeAws_json1_0GetEnvironmentTemplateVersionCommand = async (
   input: GetEnvironmentTemplateVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetEnvironmentTemplateVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEnvironmentTemplateVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetEnvironmentTemplateVersionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -863,10 +770,7 @@ export const serializeAws_json1_0GetRepositoryCommand = async (
   input: GetRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -876,10 +780,7 @@ export const serializeAws_json1_0GetRepositorySyncStatusCommand = async (
   input: GetRepositorySyncStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetRepositorySyncStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRepositorySyncStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetRepositorySyncStatusInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -889,10 +790,7 @@ export const serializeAws_json1_0GetResourcesSummaryCommand = async (
   input: GetResourcesSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetResourcesSummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourcesSummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetResourcesSummaryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -902,10 +800,7 @@ export const serializeAws_json1_0GetServiceCommand = async (
   input: GetServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetService",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetServiceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -915,10 +810,7 @@ export const serializeAws_json1_0GetServiceInstanceCommand = async (
   input: GetServiceInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetServiceInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetServiceInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetServiceInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -928,10 +820,7 @@ export const serializeAws_json1_0GetServiceTemplateCommand = async (
   input: GetServiceTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetServiceTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetServiceTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetServiceTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -941,10 +830,7 @@ export const serializeAws_json1_0GetServiceTemplateVersionCommand = async (
   input: GetServiceTemplateVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetServiceTemplateVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetServiceTemplateVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetServiceTemplateVersionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -954,10 +840,7 @@ export const serializeAws_json1_0GetTemplateSyncConfigCommand = async (
   input: GetTemplateSyncConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetTemplateSyncConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTemplateSyncConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetTemplateSyncConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -967,10 +850,7 @@ export const serializeAws_json1_0GetTemplateSyncStatusCommand = async (
   input: GetTemplateSyncStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.GetTemplateSyncStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTemplateSyncStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetTemplateSyncStatusInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -980,10 +860,7 @@ export const serializeAws_json1_0ListComponentOutputsCommand = async (
   input: ListComponentOutputsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListComponentOutputs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListComponentOutputs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListComponentOutputsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -993,10 +870,7 @@ export const serializeAws_json1_0ListComponentProvisionedResourcesCommand = asyn
   input: ListComponentProvisionedResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListComponentProvisionedResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListComponentProvisionedResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListComponentProvisionedResourcesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1006,10 +880,7 @@ export const serializeAws_json1_0ListComponentsCommand = async (
   input: ListComponentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListComponents",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListComponents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListComponentsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1019,10 +890,7 @@ export const serializeAws_json1_0ListEnvironmentAccountConnectionsCommand = asyn
   input: ListEnvironmentAccountConnectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListEnvironmentAccountConnections",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEnvironmentAccountConnections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListEnvironmentAccountConnectionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1032,10 +900,7 @@ export const serializeAws_json1_0ListEnvironmentOutputsCommand = async (
   input: ListEnvironmentOutputsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListEnvironmentOutputs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEnvironmentOutputs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListEnvironmentOutputsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1045,10 +910,7 @@ export const serializeAws_json1_0ListEnvironmentProvisionedResourcesCommand = as
   input: ListEnvironmentProvisionedResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListEnvironmentProvisionedResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEnvironmentProvisionedResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListEnvironmentProvisionedResourcesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1058,10 +920,7 @@ export const serializeAws_json1_0ListEnvironmentsCommand = async (
   input: ListEnvironmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListEnvironments",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEnvironments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListEnvironmentsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1071,10 +930,7 @@ export const serializeAws_json1_0ListEnvironmentTemplatesCommand = async (
   input: ListEnvironmentTemplatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListEnvironmentTemplates",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEnvironmentTemplates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListEnvironmentTemplatesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1084,10 +940,7 @@ export const serializeAws_json1_0ListEnvironmentTemplateVersionsCommand = async
   input: ListEnvironmentTemplateVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListEnvironmentTemplateVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEnvironmentTemplateVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListEnvironmentTemplateVersionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1097,10 +950,7 @@ export const serializeAws_json1_0ListRepositoriesCommand = async (
   input: ListRepositoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListRepositories",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRepositories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListRepositoriesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1110,10 +960,7 @@ export const serializeAws_json1_0ListRepositorySyncDefinitionsCommand = async (
   input: ListRepositorySyncDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListRepositorySyncDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRepositorySyncDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListRepositorySyncDefinitionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1123,10 +970,7 @@ export const serializeAws_json1_0ListServiceInstanceOutputsCommand = async (
   input: ListServiceInstanceOutputsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListServiceInstanceOutputs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServiceInstanceOutputs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListServiceInstanceOutputsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1136,10 +980,7 @@ export const serializeAws_json1_0ListServiceInstanceProvisionedResourcesCommand
   input: ListServiceInstanceProvisionedResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListServiceInstanceProvisionedResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServiceInstanceProvisionedResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListServiceInstanceProvisionedResourcesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1149,10 +990,7 @@ export const serializeAws_json1_0ListServiceInstancesCommand = async (
   input: ListServiceInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListServiceInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServiceInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListServiceInstancesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1162,10 +1000,7 @@ export const serializeAws_json1_0ListServicePipelineOutputsCommand = async (
   input: ListServicePipelineOutputsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListServicePipelineOutputs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServicePipelineOutputs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListServicePipelineOutputsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1175,10 +1010,7 @@ export const serializeAws_json1_0ListServicePipelineProvisionedResourcesCommand
   input: ListServicePipelineProvisionedResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListServicePipelineProvisionedResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServicePipelineProvisionedResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListServicePipelineProvisionedResourcesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1188,10 +1020,7 @@ export const serializeAws_json1_0ListServicesCommand = async (
   input: ListServicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListServices",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListServicesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1201,10 +1030,7 @@ export const serializeAws_json1_0ListServiceTemplatesCommand = async (
   input: ListServiceTemplatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListServiceTemplates",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServiceTemplates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListServiceTemplatesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1214,10 +1040,7 @@ export const serializeAws_json1_0ListServiceTemplateVersionsCommand = async (
   input: ListServiceTemplateVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListServiceTemplateVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServiceTemplateVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListServiceTemplateVersionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1227,10 +1050,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1240,10 +1060,7 @@ export const serializeAws_json1_0NotifyResourceDeploymentStatusChangeCommand = a
   input: NotifyResourceDeploymentStatusChangeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.NotifyResourceDeploymentStatusChange",
-  };
+  const headers: __HeaderBag = sharedHeaders("NotifyResourceDeploymentStatusChange");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0NotifyResourceDeploymentStatusChangeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1253,10 +1070,7 @@ export const serializeAws_json1_0RejectEnvironmentAccountConnectionCommand = asy
   input: RejectEnvironmentAccountConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.RejectEnvironmentAccountConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("RejectEnvironmentAccountConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RejectEnvironmentAccountConnectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1266,10 +1080,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1279,10 +1090,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1292,10 +1100,7 @@ export const serializeAws_json1_0UpdateAccountSettingsCommand = async (
   input: UpdateAccountSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateAccountSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAccountSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateAccountSettingsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1305,10 +1110,7 @@ export const serializeAws_json1_0UpdateComponentCommand = async (
   input: UpdateComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateComponentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1318,10 +1120,7 @@ export const serializeAws_json1_0UpdateEnvironmentCommand = async (
   input: UpdateEnvironmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateEnvironment",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEnvironment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateEnvironmentInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1331,10 +1130,7 @@ export const serializeAws_json1_0UpdateEnvironmentAccountConnectionCommand = asy
   input: UpdateEnvironmentAccountConnectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateEnvironmentAccountConnection",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEnvironmentAccountConnection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateEnvironmentAccountConnectionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1344,10 +1140,7 @@ export const serializeAws_json1_0UpdateEnvironmentTemplateCommand = async (
   input: UpdateEnvironmentTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateEnvironmentTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEnvironmentTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateEnvironmentTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1357,10 +1150,7 @@ export const serializeAws_json1_0UpdateEnvironmentTemplateVersionCommand = async
   input: UpdateEnvironmentTemplateVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateEnvironmentTemplateVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEnvironmentTemplateVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateEnvironmentTemplateVersionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1370,10 +1160,7 @@ export const serializeAws_json1_0UpdateServiceCommand = async (
   input: UpdateServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateService",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateServiceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1383,10 +1170,7 @@ export const serializeAws_json1_0UpdateServiceInstanceCommand = async (
   input: UpdateServiceInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateServiceInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateServiceInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateServiceInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1396,10 +1180,7 @@ export const serializeAws_json1_0UpdateServicePipelineCommand = async (
   input: UpdateServicePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateServicePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateServicePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateServicePipelineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1409,10 +1190,7 @@ export const serializeAws_json1_0UpdateServiceTemplateCommand = async (
   input: UpdateServiceTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateServiceTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateServiceTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateServiceTemplateInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1422,10 +1200,7 @@ export const serializeAws_json1_0UpdateServiceTemplateVersionCommand = async (
   input: UpdateServiceTemplateVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateServiceTemplateVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateServiceTemplateVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateServiceTemplateVersionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1435,10 +1210,7 @@ export const serializeAws_json1_0UpdateTemplateSyncConfigCommand = async (
   input: UpdateTemplateSyncConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AwsProton20200720.UpdateTemplateSyncConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTemplateSyncConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateTemplateSyncConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -8420,6 +8192,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `AwsProton20200720.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-qldb-session/src/protocols/Aws_json1_0.ts b/clients/client-qldb-session/src/protocols/Aws_json1_0.ts
index caa35a6ea1487..c1ad71ce4b1bd 100644
--- a/clients/client-qldb-session/src/protocols/Aws_json1_0.ts
+++ b/clients/client-qldb-session/src/protocols/Aws_json1_0.ts
@@ -48,10 +48,7 @@ export const serializeAws_json1_0SendCommandCommand = async (
   input: SendCommandCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "QLDBSession.SendCommand",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendCommand");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SendCommandRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -500,6 +497,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `QLDBSession.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-rds/src/protocols/Aws_query.ts b/clients/client-rds/src/protocols/Aws_query.ts
index 209f313eaaa0a..1d1f1ccef9f81 100644
--- a/clients/client-rds/src/protocols/Aws_query.ts
+++ b/clients/client-rds/src/protocols/Aws_query.ts
@@ -969,9 +969,7 @@ export const serializeAws_queryAddRoleToDBClusterCommand = async (
   input: AddRoleToDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddRoleToDBClusterMessage(input, context),
@@ -985,9 +983,7 @@ export const serializeAws_queryAddRoleToDBInstanceCommand = async (
   input: AddRoleToDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddRoleToDBInstanceMessage(input, context),
@@ -1001,9 +997,7 @@ export const serializeAws_queryAddSourceIdentifierToSubscriptionCommand = async
   input: AddSourceIdentifierToSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddSourceIdentifierToSubscriptionMessage(input, context),
@@ -1017,9 +1011,7 @@ export const serializeAws_queryAddTagsToResourceCommand = async (
   input: AddTagsToResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddTagsToResourceMessage(input, context),
@@ -1033,9 +1025,7 @@ export const serializeAws_queryApplyPendingMaintenanceActionCommand = async (
   input: ApplyPendingMaintenanceActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryApplyPendingMaintenanceActionMessage(input, context),
@@ -1049,9 +1039,7 @@ export const serializeAws_queryAuthorizeDBSecurityGroupIngressCommand = async (
   input: AuthorizeDBSecurityGroupIngressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAuthorizeDBSecurityGroupIngressMessage(input, context),
@@ -1065,9 +1053,7 @@ export const serializeAws_queryBacktrackDBClusterCommand = async (
   input: BacktrackDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryBacktrackDBClusterMessage(input, context),
@@ -1081,9 +1067,7 @@ export const serializeAws_queryCancelExportTaskCommand = async (
   input: CancelExportTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCancelExportTaskMessage(input, context),
@@ -1097,9 +1081,7 @@ export const serializeAws_queryCopyDBClusterParameterGroupCommand = async (
   input: CopyDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopyDBClusterParameterGroupMessage(input, context),
@@ -1113,9 +1095,7 @@ export const serializeAws_queryCopyDBClusterSnapshotCommand = async (
   input: CopyDBClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopyDBClusterSnapshotMessage(input, context),
@@ -1129,9 +1109,7 @@ export const serializeAws_queryCopyDBParameterGroupCommand = async (
   input: CopyDBParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopyDBParameterGroupMessage(input, context),
@@ -1145,9 +1123,7 @@ export const serializeAws_queryCopyDBSnapshotCommand = async (
   input: CopyDBSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopyDBSnapshotMessage(input, context),
@@ -1161,9 +1137,7 @@ export const serializeAws_queryCopyOptionGroupCommand = async (
   input: CopyOptionGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopyOptionGroupMessage(input, context),
@@ -1177,9 +1151,7 @@ export const serializeAws_queryCreateBlueGreenDeploymentCommand = async (
   input: CreateBlueGreenDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateBlueGreenDeploymentRequest(input, context),
@@ -1193,9 +1165,7 @@ export const serializeAws_queryCreateCustomDBEngineVersionCommand = async (
   input: CreateCustomDBEngineVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateCustomDBEngineVersionMessage(input, context),
@@ -1209,9 +1179,7 @@ export const serializeAws_queryCreateDBClusterCommand = async (
   input: CreateDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBClusterMessage(input, context),
@@ -1225,9 +1193,7 @@ export const serializeAws_queryCreateDBClusterEndpointCommand = async (
   input: CreateDBClusterEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBClusterEndpointMessage(input, context),
@@ -1241,9 +1207,7 @@ export const serializeAws_queryCreateDBClusterParameterGroupCommand = async (
   input: CreateDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBClusterParameterGroupMessage(input, context),
@@ -1257,9 +1221,7 @@ export const serializeAws_queryCreateDBClusterSnapshotCommand = async (
   input: CreateDBClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBClusterSnapshotMessage(input, context),
@@ -1273,9 +1235,7 @@ export const serializeAws_queryCreateDBInstanceCommand = async (
   input: CreateDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBInstanceMessage(input, context),
@@ -1289,9 +1249,7 @@ export const serializeAws_queryCreateDBInstanceReadReplicaCommand = async (
   input: CreateDBInstanceReadReplicaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBInstanceReadReplicaMessage(input, context),
@@ -1305,9 +1263,7 @@ export const serializeAws_queryCreateDBParameterGroupCommand = async (
   input: CreateDBParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBParameterGroupMessage(input, context),
@@ -1321,9 +1277,7 @@ export const serializeAws_queryCreateDBProxyCommand = async (
   input: CreateDBProxyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBProxyRequest(input, context),
@@ -1337,9 +1291,7 @@ export const serializeAws_queryCreateDBProxyEndpointCommand = async (
   input: CreateDBProxyEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBProxyEndpointRequest(input, context),
@@ -1353,9 +1305,7 @@ export const serializeAws_queryCreateDBSecurityGroupCommand = async (
   input: CreateDBSecurityGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBSecurityGroupMessage(input, context),
@@ -1369,9 +1319,7 @@ export const serializeAws_queryCreateDBSnapshotCommand = async (
   input: CreateDBSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBSnapshotMessage(input, context),
@@ -1385,9 +1333,7 @@ export const serializeAws_queryCreateDBSubnetGroupCommand = async (
   input: CreateDBSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateDBSubnetGroupMessage(input, context),
@@ -1401,9 +1347,7 @@ export const serializeAws_queryCreateEventSubscriptionCommand = async (
   input: CreateEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateEventSubscriptionMessage(input, context),
@@ -1417,9 +1361,7 @@ export const serializeAws_queryCreateGlobalClusterCommand = async (
   input: CreateGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateGlobalClusterMessage(input, context),
@@ -1433,9 +1375,7 @@ export const serializeAws_queryCreateOptionGroupCommand = async (
   input: CreateOptionGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateOptionGroupMessage(input, context),
@@ -1449,9 +1389,7 @@ export const serializeAws_queryDeleteBlueGreenDeploymentCommand = async (
   input: DeleteBlueGreenDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteBlueGreenDeploymentRequest(input, context),
@@ -1465,9 +1403,7 @@ export const serializeAws_queryDeleteCustomDBEngineVersionCommand = async (
   input: DeleteCustomDBEngineVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteCustomDBEngineVersionMessage(input, context),
@@ -1481,9 +1417,7 @@ export const serializeAws_queryDeleteDBClusterCommand = async (
   input: DeleteDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBClusterMessage(input, context),
@@ -1497,9 +1431,7 @@ export const serializeAws_queryDeleteDBClusterEndpointCommand = async (
   input: DeleteDBClusterEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBClusterEndpointMessage(input, context),
@@ -1513,9 +1445,7 @@ export const serializeAws_queryDeleteDBClusterParameterGroupCommand = async (
   input: DeleteDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBClusterParameterGroupMessage(input, context),
@@ -1529,9 +1459,7 @@ export const serializeAws_queryDeleteDBClusterSnapshotCommand = async (
   input: DeleteDBClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBClusterSnapshotMessage(input, context),
@@ -1545,9 +1473,7 @@ export const serializeAws_queryDeleteDBInstanceCommand = async (
   input: DeleteDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBInstanceMessage(input, context),
@@ -1561,9 +1487,7 @@ export const serializeAws_queryDeleteDBInstanceAutomatedBackupCommand = async (
   input: DeleteDBInstanceAutomatedBackupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBInstanceAutomatedBackupMessage(input, context),
@@ -1577,9 +1501,7 @@ export const serializeAws_queryDeleteDBParameterGroupCommand = async (
   input: DeleteDBParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBParameterGroupMessage(input, context),
@@ -1593,9 +1515,7 @@ export const serializeAws_queryDeleteDBProxyCommand = async (
   input: DeleteDBProxyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBProxyRequest(input, context),
@@ -1609,9 +1529,7 @@ export const serializeAws_queryDeleteDBProxyEndpointCommand = async (
   input: DeleteDBProxyEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBProxyEndpointRequest(input, context),
@@ -1625,9 +1543,7 @@ export const serializeAws_queryDeleteDBSecurityGroupCommand = async (
   input: DeleteDBSecurityGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBSecurityGroupMessage(input, context),
@@ -1641,9 +1557,7 @@ export const serializeAws_queryDeleteDBSnapshotCommand = async (
   input: DeleteDBSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBSnapshotMessage(input, context),
@@ -1657,9 +1571,7 @@ export const serializeAws_queryDeleteDBSubnetGroupCommand = async (
   input: DeleteDBSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteDBSubnetGroupMessage(input, context),
@@ -1673,9 +1585,7 @@ export const serializeAws_queryDeleteEventSubscriptionCommand = async (
   input: DeleteEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteEventSubscriptionMessage(input, context),
@@ -1689,9 +1599,7 @@ export const serializeAws_queryDeleteGlobalClusterCommand = async (
   input: DeleteGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteGlobalClusterMessage(input, context),
@@ -1705,9 +1613,7 @@ export const serializeAws_queryDeleteOptionGroupCommand = async (
   input: DeleteOptionGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteOptionGroupMessage(input, context),
@@ -1721,9 +1627,7 @@ export const serializeAws_queryDeregisterDBProxyTargetsCommand = async (
   input: DeregisterDBProxyTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeregisterDBProxyTargetsRequest(input, context),
@@ -1737,9 +1641,7 @@ export const serializeAws_queryDescribeAccountAttributesCommand = async (
   input: DescribeAccountAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAccountAttributesMessage(input, context),
@@ -1753,9 +1655,7 @@ export const serializeAws_queryDescribeBlueGreenDeploymentsCommand = async (
   input: DescribeBlueGreenDeploymentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeBlueGreenDeploymentsRequest(input, context),
@@ -1769,9 +1669,7 @@ export const serializeAws_queryDescribeCertificatesCommand = async (
   input: DescribeCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeCertificatesMessage(input, context),
@@ -1785,9 +1683,7 @@ export const serializeAws_queryDescribeDBClusterBacktracksCommand = async (
   input: DescribeDBClusterBacktracksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterBacktracksMessage(input, context),
@@ -1801,9 +1697,7 @@ export const serializeAws_queryDescribeDBClusterEndpointsCommand = async (
   input: DescribeDBClusterEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterEndpointsMessage(input, context),
@@ -1817,9 +1711,7 @@ export const serializeAws_queryDescribeDBClusterParameterGroupsCommand = async (
   input: DescribeDBClusterParameterGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterParameterGroupsMessage(input, context),
@@ -1833,9 +1725,7 @@ export const serializeAws_queryDescribeDBClusterParametersCommand = async (
   input: DescribeDBClusterParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterParametersMessage(input, context),
@@ -1849,9 +1739,7 @@ export const serializeAws_queryDescribeDBClustersCommand = async (
   input: DescribeDBClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClustersMessage(input, context),
@@ -1865,9 +1753,7 @@ export const serializeAws_queryDescribeDBClusterSnapshotAttributesCommand = asyn
   input: DescribeDBClusterSnapshotAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterSnapshotAttributesMessage(input, context),
@@ -1881,9 +1767,7 @@ export const serializeAws_queryDescribeDBClusterSnapshotsCommand = async (
   input: DescribeDBClusterSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBClusterSnapshotsMessage(input, context),
@@ -1897,9 +1781,7 @@ export const serializeAws_queryDescribeDBEngineVersionsCommand = async (
   input: DescribeDBEngineVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBEngineVersionsMessage(input, context),
@@ -1913,9 +1795,7 @@ export const serializeAws_queryDescribeDBInstanceAutomatedBackupsCommand = async
   input: DescribeDBInstanceAutomatedBackupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBInstanceAutomatedBackupsMessage(input, context),
@@ -1929,9 +1809,7 @@ export const serializeAws_queryDescribeDBInstancesCommand = async (
   input: DescribeDBInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBInstancesMessage(input, context),
@@ -1945,9 +1823,7 @@ export const serializeAws_queryDescribeDBLogFilesCommand = async (
   input: DescribeDBLogFilesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBLogFilesMessage(input, context),
@@ -1961,9 +1837,7 @@ export const serializeAws_queryDescribeDBParameterGroupsCommand = async (
   input: DescribeDBParameterGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBParameterGroupsMessage(input, context),
@@ -1977,9 +1851,7 @@ export const serializeAws_queryDescribeDBParametersCommand = async (
   input: DescribeDBParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBParametersMessage(input, context),
@@ -1993,9 +1865,7 @@ export const serializeAws_queryDescribeDBProxiesCommand = async (
   input: DescribeDBProxiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBProxiesRequest(input, context),
@@ -2009,9 +1879,7 @@ export const serializeAws_queryDescribeDBProxyEndpointsCommand = async (
   input: DescribeDBProxyEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBProxyEndpointsRequest(input, context),
@@ -2025,9 +1893,7 @@ export const serializeAws_queryDescribeDBProxyTargetGroupsCommand = async (
   input: DescribeDBProxyTargetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBProxyTargetGroupsRequest(input, context),
@@ -2041,9 +1907,7 @@ export const serializeAws_queryDescribeDBProxyTargetsCommand = async (
   input: DescribeDBProxyTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBProxyTargetsRequest(input, context),
@@ -2057,9 +1921,7 @@ export const serializeAws_queryDescribeDBSecurityGroupsCommand = async (
   input: DescribeDBSecurityGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBSecurityGroupsMessage(input, context),
@@ -2073,9 +1935,7 @@ export const serializeAws_queryDescribeDBSnapshotAttributesCommand = async (
   input: DescribeDBSnapshotAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBSnapshotAttributesMessage(input, context),
@@ -2089,9 +1949,7 @@ export const serializeAws_queryDescribeDBSnapshotsCommand = async (
   input: DescribeDBSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBSnapshotsMessage(input, context),
@@ -2105,9 +1963,7 @@ export const serializeAws_queryDescribeDBSubnetGroupsCommand = async (
   input: DescribeDBSubnetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDBSubnetGroupsMessage(input, context),
@@ -2121,9 +1977,7 @@ export const serializeAws_queryDescribeEngineDefaultClusterParametersCommand = a
   input: DescribeEngineDefaultClusterParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEngineDefaultClusterParametersMessage(input, context),
@@ -2137,9 +1991,7 @@ export const serializeAws_queryDescribeEngineDefaultParametersCommand = async (
   input: DescribeEngineDefaultParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEngineDefaultParametersMessage(input, context),
@@ -2153,9 +2005,7 @@ export const serializeAws_queryDescribeEventCategoriesCommand = async (
   input: DescribeEventCategoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventCategoriesMessage(input, context),
@@ -2169,9 +2019,7 @@ export const serializeAws_queryDescribeEventsCommand = async (
   input: DescribeEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventsMessage(input, context),
@@ -2185,9 +2033,7 @@ export const serializeAws_queryDescribeEventSubscriptionsCommand = async (
   input: DescribeEventSubscriptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventSubscriptionsMessage(input, context),
@@ -2201,9 +2047,7 @@ export const serializeAws_queryDescribeExportTasksCommand = async (
   input: DescribeExportTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeExportTasksMessage(input, context),
@@ -2217,9 +2061,7 @@ export const serializeAws_queryDescribeGlobalClustersCommand = async (
   input: DescribeGlobalClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeGlobalClustersMessage(input, context),
@@ -2233,9 +2075,7 @@ export const serializeAws_queryDescribeOptionGroupOptionsCommand = async (
   input: DescribeOptionGroupOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeOptionGroupOptionsMessage(input, context),
@@ -2249,9 +2089,7 @@ export const serializeAws_queryDescribeOptionGroupsCommand = async (
   input: DescribeOptionGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeOptionGroupsMessage(input, context),
@@ -2265,9 +2103,7 @@ export const serializeAws_queryDescribeOrderableDBInstanceOptionsCommand = async
   input: DescribeOrderableDBInstanceOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeOrderableDBInstanceOptionsMessage(input, context),
@@ -2281,9 +2117,7 @@ export const serializeAws_queryDescribePendingMaintenanceActionsCommand = async
   input: DescribePendingMaintenanceActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribePendingMaintenanceActionsMessage(input, context),
@@ -2297,9 +2131,7 @@ export const serializeAws_queryDescribeReservedDBInstancesCommand = async (
   input: DescribeReservedDBInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeReservedDBInstancesMessage(input, context),
@@ -2313,9 +2145,7 @@ export const serializeAws_queryDescribeReservedDBInstancesOfferingsCommand = asy
   input: DescribeReservedDBInstancesOfferingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeReservedDBInstancesOfferingsMessage(input, context),
@@ -2329,9 +2159,7 @@ export const serializeAws_queryDescribeSourceRegionsCommand = async (
   input: DescribeSourceRegionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeSourceRegionsMessage(input, context),
@@ -2345,9 +2173,7 @@ export const serializeAws_queryDescribeValidDBInstanceModificationsCommand = asy
   input: DescribeValidDBInstanceModificationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeValidDBInstanceModificationsMessage(input, context),
@@ -2361,9 +2187,7 @@ export const serializeAws_queryDownloadDBLogFilePortionCommand = async (
   input: DownloadDBLogFilePortionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDownloadDBLogFilePortionMessage(input, context),
@@ -2377,9 +2201,7 @@ export const serializeAws_queryFailoverDBClusterCommand = async (
   input: FailoverDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryFailoverDBClusterMessage(input, context),
@@ -2393,9 +2215,7 @@ export const serializeAws_queryFailoverGlobalClusterCommand = async (
   input: FailoverGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryFailoverGlobalClusterMessage(input, context),
@@ -2409,9 +2229,7 @@ export const serializeAws_queryListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTagsForResourceMessage(input, context),
@@ -2425,9 +2243,7 @@ export const serializeAws_queryModifyActivityStreamCommand = async (
   input: ModifyActivityStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyActivityStreamRequest(input, context),
@@ -2441,9 +2257,7 @@ export const serializeAws_queryModifyCertificatesCommand = async (
   input: ModifyCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyCertificatesMessage(input, context),
@@ -2457,9 +2271,7 @@ export const serializeAws_queryModifyCurrentDBClusterCapacityCommand = async (
   input: ModifyCurrentDBClusterCapacityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyCurrentDBClusterCapacityMessage(input, context),
@@ -2473,9 +2285,7 @@ export const serializeAws_queryModifyCustomDBEngineVersionCommand = async (
   input: ModifyCustomDBEngineVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyCustomDBEngineVersionMessage(input, context),
@@ -2489,9 +2299,7 @@ export const serializeAws_queryModifyDBClusterCommand = async (
   input: ModifyDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBClusterMessage(input, context),
@@ -2505,9 +2313,7 @@ export const serializeAws_queryModifyDBClusterEndpointCommand = async (
   input: ModifyDBClusterEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBClusterEndpointMessage(input, context),
@@ -2521,9 +2327,7 @@ export const serializeAws_queryModifyDBClusterParameterGroupCommand = async (
   input: ModifyDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBClusterParameterGroupMessage(input, context),
@@ -2537,9 +2341,7 @@ export const serializeAws_queryModifyDBClusterSnapshotAttributeCommand = async (
   input: ModifyDBClusterSnapshotAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBClusterSnapshotAttributeMessage(input, context),
@@ -2553,9 +2355,7 @@ export const serializeAws_queryModifyDBInstanceCommand = async (
   input: ModifyDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBInstanceMessage(input, context),
@@ -2569,9 +2369,7 @@ export const serializeAws_queryModifyDBParameterGroupCommand = async (
   input: ModifyDBParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBParameterGroupMessage(input, context),
@@ -2585,9 +2383,7 @@ export const serializeAws_queryModifyDBProxyCommand = async (
   input: ModifyDBProxyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBProxyRequest(input, context),
@@ -2601,9 +2397,7 @@ export const serializeAws_queryModifyDBProxyEndpointCommand = async (
   input: ModifyDBProxyEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBProxyEndpointRequest(input, context),
@@ -2617,9 +2411,7 @@ export const serializeAws_queryModifyDBProxyTargetGroupCommand = async (
   input: ModifyDBProxyTargetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBProxyTargetGroupRequest(input, context),
@@ -2633,9 +2425,7 @@ export const serializeAws_queryModifyDBSnapshotCommand = async (
   input: ModifyDBSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBSnapshotMessage(input, context),
@@ -2649,9 +2439,7 @@ export const serializeAws_queryModifyDBSnapshotAttributeCommand = async (
   input: ModifyDBSnapshotAttributeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBSnapshotAttributeMessage(input, context),
@@ -2665,9 +2453,7 @@ export const serializeAws_queryModifyDBSubnetGroupCommand = async (
   input: ModifyDBSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyDBSubnetGroupMessage(input, context),
@@ -2681,9 +2467,7 @@ export const serializeAws_queryModifyEventSubscriptionCommand = async (
   input: ModifyEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyEventSubscriptionMessage(input, context),
@@ -2697,9 +2481,7 @@ export const serializeAws_queryModifyGlobalClusterCommand = async (
   input: ModifyGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyGlobalClusterMessage(input, context),
@@ -2713,9 +2495,7 @@ export const serializeAws_queryModifyOptionGroupCommand = async (
   input: ModifyOptionGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyOptionGroupMessage(input, context),
@@ -2729,9 +2509,7 @@ export const serializeAws_queryPromoteReadReplicaCommand = async (
   input: PromoteReadReplicaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPromoteReadReplicaMessage(input, context),
@@ -2745,9 +2523,7 @@ export const serializeAws_queryPromoteReadReplicaDBClusterCommand = async (
   input: PromoteReadReplicaDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPromoteReadReplicaDBClusterMessage(input, context),
@@ -2761,9 +2537,7 @@ export const serializeAws_queryPurchaseReservedDBInstancesOfferingCommand = asyn
   input: PurchaseReservedDBInstancesOfferingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPurchaseReservedDBInstancesOfferingMessage(input, context),
@@ -2777,9 +2551,7 @@ export const serializeAws_queryRebootDBClusterCommand = async (
   input: RebootDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRebootDBClusterMessage(input, context),
@@ -2793,9 +2565,7 @@ export const serializeAws_queryRebootDBInstanceCommand = async (
   input: RebootDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRebootDBInstanceMessage(input, context),
@@ -2809,9 +2579,7 @@ export const serializeAws_queryRegisterDBProxyTargetsCommand = async (
   input: RegisterDBProxyTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRegisterDBProxyTargetsRequest(input, context),
@@ -2825,9 +2593,7 @@ export const serializeAws_queryRemoveFromGlobalClusterCommand = async (
   input: RemoveFromGlobalClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveFromGlobalClusterMessage(input, context),
@@ -2841,9 +2607,7 @@ export const serializeAws_queryRemoveRoleFromDBClusterCommand = async (
   input: RemoveRoleFromDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveRoleFromDBClusterMessage(input, context),
@@ -2857,9 +2621,7 @@ export const serializeAws_queryRemoveRoleFromDBInstanceCommand = async (
   input: RemoveRoleFromDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveRoleFromDBInstanceMessage(input, context),
@@ -2873,9 +2635,7 @@ export const serializeAws_queryRemoveSourceIdentifierFromSubscriptionCommand = a
   input: RemoveSourceIdentifierFromSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveSourceIdentifierFromSubscriptionMessage(input, context),
@@ -2889,9 +2649,7 @@ export const serializeAws_queryRemoveTagsFromResourceCommand = async (
   input: RemoveTagsFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemoveTagsFromResourceMessage(input, context),
@@ -2905,9 +2663,7 @@ export const serializeAws_queryResetDBClusterParameterGroupCommand = async (
   input: ResetDBClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryResetDBClusterParameterGroupMessage(input, context),
@@ -2921,9 +2677,7 @@ export const serializeAws_queryResetDBParameterGroupCommand = async (
   input: ResetDBParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryResetDBParameterGroupMessage(input, context),
@@ -2937,9 +2691,7 @@ export const serializeAws_queryRestoreDBClusterFromS3Command = async (
   input: RestoreDBClusterFromS3CommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreDBClusterFromS3Message(input, context),
@@ -2953,9 +2705,7 @@ export const serializeAws_queryRestoreDBClusterFromSnapshotCommand = async (
   input: RestoreDBClusterFromSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreDBClusterFromSnapshotMessage(input, context),
@@ -2969,9 +2719,7 @@ export const serializeAws_queryRestoreDBClusterToPointInTimeCommand = async (
   input: RestoreDBClusterToPointInTimeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreDBClusterToPointInTimeMessage(input, context),
@@ -2985,9 +2733,7 @@ export const serializeAws_queryRestoreDBInstanceFromDBSnapshotCommand = async (
   input: RestoreDBInstanceFromDBSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreDBInstanceFromDBSnapshotMessage(input, context),
@@ -3001,9 +2747,7 @@ export const serializeAws_queryRestoreDBInstanceFromS3Command = async (
   input: RestoreDBInstanceFromS3CommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreDBInstanceFromS3Message(input, context),
@@ -3017,9 +2761,7 @@ export const serializeAws_queryRestoreDBInstanceToPointInTimeCommand = async (
   input: RestoreDBInstanceToPointInTimeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreDBInstanceToPointInTimeMessage(input, context),
@@ -3033,9 +2775,7 @@ export const serializeAws_queryRevokeDBSecurityGroupIngressCommand = async (
   input: RevokeDBSecurityGroupIngressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRevokeDBSecurityGroupIngressMessage(input, context),
@@ -3049,9 +2789,7 @@ export const serializeAws_queryStartActivityStreamCommand = async (
   input: StartActivityStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStartActivityStreamRequest(input, context),
@@ -3065,9 +2803,7 @@ export const serializeAws_queryStartDBClusterCommand = async (
   input: StartDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStartDBClusterMessage(input, context),
@@ -3081,9 +2817,7 @@ export const serializeAws_queryStartDBInstanceCommand = async (
   input: StartDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStartDBInstanceMessage(input, context),
@@ -3097,9 +2831,7 @@ export const serializeAws_queryStartDBInstanceAutomatedBackupsReplicationCommand
   input: StartDBInstanceAutomatedBackupsReplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStartDBInstanceAutomatedBackupsReplicationMessage(input, context),
@@ -3113,9 +2845,7 @@ export const serializeAws_queryStartExportTaskCommand = async (
   input: StartExportTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStartExportTaskMessage(input, context),
@@ -3129,9 +2859,7 @@ export const serializeAws_queryStopActivityStreamCommand = async (
   input: StopActivityStreamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStopActivityStreamRequest(input, context),
@@ -3145,9 +2873,7 @@ export const serializeAws_queryStopDBClusterCommand = async (
   input: StopDBClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStopDBClusterMessage(input, context),
@@ -3161,9 +2887,7 @@ export const serializeAws_queryStopDBInstanceCommand = async (
   input: StopDBInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStopDBInstanceMessage(input, context),
@@ -3177,9 +2901,7 @@ export const serializeAws_queryStopDBInstanceAutomatedBackupsReplicationCommand
   input: StopDBInstanceAutomatedBackupsReplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryStopDBInstanceAutomatedBackupsReplicationMessage(input, context),
@@ -3193,9 +2915,7 @@ export const serializeAws_querySwitchoverBlueGreenDeploymentCommand = async (
   input: SwitchoverBlueGreenDeploymentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySwitchoverBlueGreenDeploymentRequest(input, context),
@@ -3209,9 +2929,7 @@ export const serializeAws_querySwitchoverReadReplicaCommand = async (
   input: SwitchoverReadReplicaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySwitchoverReadReplicaMessage(input, context),
@@ -24257,6 +23975,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-redshift-data/src/protocols/Aws_json1_1.ts b/clients/client-redshift-data/src/protocols/Aws_json1_1.ts
index d76ee0ad48f76..93790396d9b51 100644
--- a/clients/client-redshift-data/src/protocols/Aws_json1_1.ts
+++ b/clients/client-redshift-data/src/protocols/Aws_json1_1.ts
@@ -75,10 +75,7 @@ export const serializeAws_json1_1BatchExecuteStatementCommand = async (
   input: BatchExecuteStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftData.BatchExecuteStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchExecuteStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchExecuteStatementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -88,10 +85,7 @@ export const serializeAws_json1_1CancelStatementCommand = async (
   input: CancelStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftData.CancelStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelStatementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -101,10 +95,7 @@ export const serializeAws_json1_1DescribeStatementCommand = async (
   input: DescribeStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftData.DescribeStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStatementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -114,10 +105,7 @@ export const serializeAws_json1_1DescribeTableCommand = async (
   input: DescribeTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftData.DescribeTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -127,10 +115,7 @@ export const serializeAws_json1_1ExecuteStatementCommand = async (
   input: ExecuteStatementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftData.ExecuteStatement",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExecuteStatement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ExecuteStatementInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -140,10 +125,7 @@ export const serializeAws_json1_1GetStatementResultCommand = async (
   input: GetStatementResultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftData.GetStatementResult",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetStatementResult");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetStatementResultRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -153,10 +135,7 @@ export const serializeAws_json1_1ListDatabasesCommand = async (
   input: ListDatabasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftData.ListDatabases",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatabases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatabasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -166,10 +145,7 @@ export const serializeAws_json1_1ListSchemasCommand = async (
   input: ListSchemasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftData.ListSchemas",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSchemas");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSchemasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -179,10 +155,7 @@ export const serializeAws_json1_1ListStatementsCommand = async (
   input: ListStatementsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftData.ListStatements",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStatements");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStatementsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -192,10 +165,7 @@ export const serializeAws_json1_1ListTablesCommand = async (
   input: ListTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftData.ListTables",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTables");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTablesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1365,6 +1335,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `RedshiftData.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-redshift-serverless/src/protocols/Aws_json1_1.ts b/clients/client-redshift-serverless/src/protocols/Aws_json1_1.ts
index b28ac2e4ae00f..048735de8fd28 100644
--- a/clients/client-redshift-serverless/src/protocols/Aws_json1_1.ts
+++ b/clients/client-redshift-serverless/src/protocols/Aws_json1_1.ts
@@ -206,10 +206,7 @@ export const serializeAws_json1_1ConvertRecoveryPointToSnapshotCommand = async (
   input: ConvertRecoveryPointToSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.ConvertRecoveryPointToSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("ConvertRecoveryPointToSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ConvertRecoveryPointToSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -219,10 +216,7 @@ export const serializeAws_json1_1CreateEndpointAccessCommand = async (
   input: CreateEndpointAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.CreateEndpointAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEndpointAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEndpointAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -232,10 +226,7 @@ export const serializeAws_json1_1CreateNamespaceCommand = async (
   input: CreateNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.CreateNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -245,10 +236,7 @@ export const serializeAws_json1_1CreateSnapshotCommand = async (
   input: CreateSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.CreateSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -258,10 +246,7 @@ export const serializeAws_json1_1CreateUsageLimitCommand = async (
   input: CreateUsageLimitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.CreateUsageLimit",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUsageLimit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUsageLimitRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -271,10 +256,7 @@ export const serializeAws_json1_1CreateWorkgroupCommand = async (
   input: CreateWorkgroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.CreateWorkgroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWorkgroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWorkgroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -284,10 +266,7 @@ export const serializeAws_json1_1DeleteEndpointAccessCommand = async (
   input: DeleteEndpointAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.DeleteEndpointAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEndpointAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEndpointAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -297,10 +276,7 @@ export const serializeAws_json1_1DeleteNamespaceCommand = async (
   input: DeleteNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.DeleteNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -310,10 +286,7 @@ export const serializeAws_json1_1DeleteResourcePolicyCommand = async (
   input: DeleteResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.DeleteResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -323,10 +296,7 @@ export const serializeAws_json1_1DeleteSnapshotCommand = async (
   input: DeleteSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.DeleteSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -336,10 +306,7 @@ export const serializeAws_json1_1DeleteUsageLimitCommand = async (
   input: DeleteUsageLimitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.DeleteUsageLimit",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUsageLimit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUsageLimitRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -349,10 +316,7 @@ export const serializeAws_json1_1DeleteWorkgroupCommand = async (
   input: DeleteWorkgroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.DeleteWorkgroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWorkgroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWorkgroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -362,10 +326,7 @@ export const serializeAws_json1_1GetCredentialsCommand = async (
   input: GetCredentialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.GetCredentials",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCredentials");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCredentialsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -375,10 +336,7 @@ export const serializeAws_json1_1GetEndpointAccessCommand = async (
   input: GetEndpointAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.GetEndpointAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetEndpointAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetEndpointAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -388,10 +346,7 @@ export const serializeAws_json1_1GetNamespaceCommand = async (
   input: GetNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.GetNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -401,10 +356,7 @@ export const serializeAws_json1_1GetRecoveryPointCommand = async (
   input: GetRecoveryPointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.GetRecoveryPoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRecoveryPoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRecoveryPointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -414,10 +366,7 @@ export const serializeAws_json1_1GetResourcePolicyCommand = async (
   input: GetResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.GetResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -427,10 +376,7 @@ export const serializeAws_json1_1GetSnapshotCommand = async (
   input: GetSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.GetSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -440,10 +386,7 @@ export const serializeAws_json1_1GetTableRestoreStatusCommand = async (
   input: GetTableRestoreStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.GetTableRestoreStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTableRestoreStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTableRestoreStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -453,10 +396,7 @@ export const serializeAws_json1_1GetUsageLimitCommand = async (
   input: GetUsageLimitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.GetUsageLimit",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetUsageLimit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetUsageLimitRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -466,10 +406,7 @@ export const serializeAws_json1_1GetWorkgroupCommand = async (
   input: GetWorkgroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.GetWorkgroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWorkgroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetWorkgroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -479,10 +416,7 @@ export const serializeAws_json1_1ListEndpointAccessCommand = async (
   input: ListEndpointAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.ListEndpointAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEndpointAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEndpointAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -492,10 +426,7 @@ export const serializeAws_json1_1ListNamespacesCommand = async (
   input: ListNamespacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.ListNamespaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListNamespaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListNamespacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -505,10 +436,7 @@ export const serializeAws_json1_1ListRecoveryPointsCommand = async (
   input: ListRecoveryPointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.ListRecoveryPoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRecoveryPoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRecoveryPointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -518,10 +446,7 @@ export const serializeAws_json1_1ListSnapshotsCommand = async (
   input: ListSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.ListSnapshots",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSnapshots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSnapshotsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -531,10 +456,7 @@ export const serializeAws_json1_1ListTableRestoreStatusCommand = async (
   input: ListTableRestoreStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.ListTableRestoreStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTableRestoreStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTableRestoreStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -544,10 +466,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -557,10 +476,7 @@ export const serializeAws_json1_1ListUsageLimitsCommand = async (
   input: ListUsageLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.ListUsageLimits",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUsageLimits");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUsageLimitsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -570,10 +486,7 @@ export const serializeAws_json1_1ListWorkgroupsCommand = async (
   input: ListWorkgroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.ListWorkgroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWorkgroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWorkgroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -583,10 +496,7 @@ export const serializeAws_json1_1PutResourcePolicyCommand = async (
   input: PutResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.PutResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -596,10 +506,7 @@ export const serializeAws_json1_1RestoreFromRecoveryPointCommand = async (
   input: RestoreFromRecoveryPointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.RestoreFromRecoveryPoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreFromRecoveryPoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RestoreFromRecoveryPointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -609,10 +516,7 @@ export const serializeAws_json1_1RestoreFromSnapshotCommand = async (
   input: RestoreFromSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.RestoreFromSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreFromSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RestoreFromSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -622,10 +526,7 @@ export const serializeAws_json1_1RestoreTableFromSnapshotCommand = async (
   input: RestoreTableFromSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.RestoreTableFromSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreTableFromSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RestoreTableFromSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -635,10 +536,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -648,10 +546,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -661,10 +556,7 @@ export const serializeAws_json1_1UpdateEndpointAccessCommand = async (
   input: UpdateEndpointAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.UpdateEndpointAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEndpointAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEndpointAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -674,10 +566,7 @@ export const serializeAws_json1_1UpdateNamespaceCommand = async (
   input: UpdateNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.UpdateNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -687,10 +576,7 @@ export const serializeAws_json1_1UpdateSnapshotCommand = async (
   input: UpdateSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.UpdateSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSnapshotRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -700,10 +586,7 @@ export const serializeAws_json1_1UpdateUsageLimitCommand = async (
   input: UpdateUsageLimitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.UpdateUsageLimit",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUsageLimit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUsageLimitRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -713,10 +596,7 @@ export const serializeAws_json1_1UpdateWorkgroupCommand = async (
   input: UpdateWorkgroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RedshiftServerless.UpdateWorkgroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWorkgroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateWorkgroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4214,6 +4094,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `RedshiftServerless.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-redshift/src/protocols/Aws_query.ts b/clients/client-redshift/src/protocols/Aws_query.ts
index dbef58ff7ed1a..c2f36037ac418 100644
--- a/clients/client-redshift/src/protocols/Aws_query.ts
+++ b/clients/client-redshift/src/protocols/Aws_query.ts
@@ -825,9 +825,7 @@ export const serializeAws_queryAcceptReservedNodeExchangeCommand = async (
   input: AcceptReservedNodeExchangeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAcceptReservedNodeExchangeInputMessage(input, context),
@@ -841,9 +839,7 @@ export const serializeAws_queryAddPartnerCommand = async (
   input: AddPartnerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPartnerIntegrationInputMessage(input, context),
@@ -857,9 +853,7 @@ export const serializeAws_queryAssociateDataShareConsumerCommand = async (
   input: AssociateDataShareConsumerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAssociateDataShareConsumerMessage(input, context),
@@ -873,9 +867,7 @@ export const serializeAws_queryAuthorizeClusterSecurityGroupIngressCommand = asy
   input: AuthorizeClusterSecurityGroupIngressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAuthorizeClusterSecurityGroupIngressMessage(input, context),
@@ -889,9 +881,7 @@ export const serializeAws_queryAuthorizeDataShareCommand = async (
   input: AuthorizeDataShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAuthorizeDataShareMessage(input, context),
@@ -905,9 +895,7 @@ export const serializeAws_queryAuthorizeEndpointAccessCommand = async (
   input: AuthorizeEndpointAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAuthorizeEndpointAccessMessage(input, context),
@@ -921,9 +909,7 @@ export const serializeAws_queryAuthorizeSnapshotAccessCommand = async (
   input: AuthorizeSnapshotAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAuthorizeSnapshotAccessMessage(input, context),
@@ -937,9 +923,7 @@ export const serializeAws_queryBatchDeleteClusterSnapshotsCommand = async (
   input: BatchDeleteClusterSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryBatchDeleteClusterSnapshotsRequest(input, context),
@@ -953,9 +937,7 @@ export const serializeAws_queryBatchModifyClusterSnapshotsCommand = async (
   input: BatchModifyClusterSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryBatchModifyClusterSnapshotsMessage(input, context),
@@ -969,9 +951,7 @@ export const serializeAws_queryCancelResizeCommand = async (
   input: CancelResizeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCancelResizeMessage(input, context),
@@ -985,9 +965,7 @@ export const serializeAws_queryCopyClusterSnapshotCommand = async (
   input: CopyClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCopyClusterSnapshotMessage(input, context),
@@ -1001,9 +979,7 @@ export const serializeAws_queryCreateAuthenticationProfileCommand = async (
   input: CreateAuthenticationProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateAuthenticationProfileMessage(input, context),
@@ -1017,9 +993,7 @@ export const serializeAws_queryCreateClusterCommand = async (
   input: CreateClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateClusterMessage(input, context),
@@ -1033,9 +1007,7 @@ export const serializeAws_queryCreateClusterParameterGroupCommand = async (
   input: CreateClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateClusterParameterGroupMessage(input, context),
@@ -1049,9 +1021,7 @@ export const serializeAws_queryCreateClusterSecurityGroupCommand = async (
   input: CreateClusterSecurityGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateClusterSecurityGroupMessage(input, context),
@@ -1065,9 +1035,7 @@ export const serializeAws_queryCreateClusterSnapshotCommand = async (
   input: CreateClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateClusterSnapshotMessage(input, context),
@@ -1081,9 +1049,7 @@ export const serializeAws_queryCreateClusterSubnetGroupCommand = async (
   input: CreateClusterSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateClusterSubnetGroupMessage(input, context),
@@ -1097,9 +1063,7 @@ export const serializeAws_queryCreateEndpointAccessCommand = async (
   input: CreateEndpointAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateEndpointAccessMessage(input, context),
@@ -1113,9 +1077,7 @@ export const serializeAws_queryCreateEventSubscriptionCommand = async (
   input: CreateEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateEventSubscriptionMessage(input, context),
@@ -1129,9 +1091,7 @@ export const serializeAws_queryCreateHsmClientCertificateCommand = async (
   input: CreateHsmClientCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateHsmClientCertificateMessage(input, context),
@@ -1145,9 +1105,7 @@ export const serializeAws_queryCreateHsmConfigurationCommand = async (
   input: CreateHsmConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateHsmConfigurationMessage(input, context),
@@ -1161,9 +1119,7 @@ export const serializeAws_queryCreateScheduledActionCommand = async (
   input: CreateScheduledActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateScheduledActionMessage(input, context),
@@ -1177,9 +1133,7 @@ export const serializeAws_queryCreateSnapshotCopyGrantCommand = async (
   input: CreateSnapshotCopyGrantCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateSnapshotCopyGrantMessage(input, context),
@@ -1193,9 +1147,7 @@ export const serializeAws_queryCreateSnapshotScheduleCommand = async (
   input: CreateSnapshotScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateSnapshotScheduleMessage(input, context),
@@ -1209,9 +1161,7 @@ export const serializeAws_queryCreateTagsCommand = async (
   input: CreateTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateTagsMessage(input, context),
@@ -1225,9 +1175,7 @@ export const serializeAws_queryCreateUsageLimitCommand = async (
   input: CreateUsageLimitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateUsageLimitMessage(input, context),
@@ -1241,9 +1189,7 @@ export const serializeAws_queryDeauthorizeDataShareCommand = async (
   input: DeauthorizeDataShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeauthorizeDataShareMessage(input, context),
@@ -1257,9 +1203,7 @@ export const serializeAws_queryDeleteAuthenticationProfileCommand = async (
   input: DeleteAuthenticationProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteAuthenticationProfileMessage(input, context),
@@ -1273,9 +1217,7 @@ export const serializeAws_queryDeleteClusterCommand = async (
   input: DeleteClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteClusterMessage(input, context),
@@ -1289,9 +1231,7 @@ export const serializeAws_queryDeleteClusterParameterGroupCommand = async (
   input: DeleteClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteClusterParameterGroupMessage(input, context),
@@ -1305,9 +1245,7 @@ export const serializeAws_queryDeleteClusterSecurityGroupCommand = async (
   input: DeleteClusterSecurityGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteClusterSecurityGroupMessage(input, context),
@@ -1321,9 +1259,7 @@ export const serializeAws_queryDeleteClusterSnapshotCommand = async (
   input: DeleteClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteClusterSnapshotMessage(input, context),
@@ -1337,9 +1273,7 @@ export const serializeAws_queryDeleteClusterSubnetGroupCommand = async (
   input: DeleteClusterSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteClusterSubnetGroupMessage(input, context),
@@ -1353,9 +1287,7 @@ export const serializeAws_queryDeleteEndpointAccessCommand = async (
   input: DeleteEndpointAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteEndpointAccessMessage(input, context),
@@ -1369,9 +1301,7 @@ export const serializeAws_queryDeleteEventSubscriptionCommand = async (
   input: DeleteEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteEventSubscriptionMessage(input, context),
@@ -1385,9 +1315,7 @@ export const serializeAws_queryDeleteHsmClientCertificateCommand = async (
   input: DeleteHsmClientCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteHsmClientCertificateMessage(input, context),
@@ -1401,9 +1329,7 @@ export const serializeAws_queryDeleteHsmConfigurationCommand = async (
   input: DeleteHsmConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteHsmConfigurationMessage(input, context),
@@ -1417,9 +1343,7 @@ export const serializeAws_queryDeletePartnerCommand = async (
   input: DeletePartnerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPartnerIntegrationInputMessage(input, context),
@@ -1433,9 +1357,7 @@ export const serializeAws_queryDeleteScheduledActionCommand = async (
   input: DeleteScheduledActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteScheduledActionMessage(input, context),
@@ -1449,9 +1371,7 @@ export const serializeAws_queryDeleteSnapshotCopyGrantCommand = async (
   input: DeleteSnapshotCopyGrantCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteSnapshotCopyGrantMessage(input, context),
@@ -1465,9 +1385,7 @@ export const serializeAws_queryDeleteSnapshotScheduleCommand = async (
   input: DeleteSnapshotScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteSnapshotScheduleMessage(input, context),
@@ -1481,9 +1399,7 @@ export const serializeAws_queryDeleteTagsCommand = async (
   input: DeleteTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteTagsMessage(input, context),
@@ -1497,9 +1413,7 @@ export const serializeAws_queryDeleteUsageLimitCommand = async (
   input: DeleteUsageLimitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteUsageLimitMessage(input, context),
@@ -1513,9 +1427,7 @@ export const serializeAws_queryDescribeAccountAttributesCommand = async (
   input: DescribeAccountAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAccountAttributesMessage(input, context),
@@ -1529,9 +1441,7 @@ export const serializeAws_queryDescribeAuthenticationProfilesCommand = async (
   input: DescribeAuthenticationProfilesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeAuthenticationProfilesMessage(input, context),
@@ -1545,9 +1455,7 @@ export const serializeAws_queryDescribeClusterDbRevisionsCommand = async (
   input: DescribeClusterDbRevisionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeClusterDbRevisionsMessage(input, context),
@@ -1561,9 +1469,7 @@ export const serializeAws_queryDescribeClusterParameterGroupsCommand = async (
   input: DescribeClusterParameterGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeClusterParameterGroupsMessage(input, context),
@@ -1577,9 +1483,7 @@ export const serializeAws_queryDescribeClusterParametersCommand = async (
   input: DescribeClusterParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeClusterParametersMessage(input, context),
@@ -1593,9 +1497,7 @@ export const serializeAws_queryDescribeClustersCommand = async (
   input: DescribeClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeClustersMessage(input, context),
@@ -1609,9 +1511,7 @@ export const serializeAws_queryDescribeClusterSecurityGroupsCommand = async (
   input: DescribeClusterSecurityGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeClusterSecurityGroupsMessage(input, context),
@@ -1625,9 +1525,7 @@ export const serializeAws_queryDescribeClusterSnapshotsCommand = async (
   input: DescribeClusterSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeClusterSnapshotsMessage(input, context),
@@ -1641,9 +1539,7 @@ export const serializeAws_queryDescribeClusterSubnetGroupsCommand = async (
   input: DescribeClusterSubnetGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeClusterSubnetGroupsMessage(input, context),
@@ -1657,9 +1553,7 @@ export const serializeAws_queryDescribeClusterTracksCommand = async (
   input: DescribeClusterTracksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeClusterTracksMessage(input, context),
@@ -1673,9 +1567,7 @@ export const serializeAws_queryDescribeClusterVersionsCommand = async (
   input: DescribeClusterVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeClusterVersionsMessage(input, context),
@@ -1689,9 +1581,7 @@ export const serializeAws_queryDescribeDataSharesCommand = async (
   input: DescribeDataSharesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDataSharesMessage(input, context),
@@ -1705,9 +1595,7 @@ export const serializeAws_queryDescribeDataSharesForConsumerCommand = async (
   input: DescribeDataSharesForConsumerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDataSharesForConsumerMessage(input, context),
@@ -1721,9 +1609,7 @@ export const serializeAws_queryDescribeDataSharesForProducerCommand = async (
   input: DescribeDataSharesForProducerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDataSharesForProducerMessage(input, context),
@@ -1737,9 +1623,7 @@ export const serializeAws_queryDescribeDefaultClusterParametersCommand = async (
   input: DescribeDefaultClusterParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeDefaultClusterParametersMessage(input, context),
@@ -1753,9 +1637,7 @@ export const serializeAws_queryDescribeEndpointAccessCommand = async (
   input: DescribeEndpointAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEndpointAccessMessage(input, context),
@@ -1769,9 +1651,7 @@ export const serializeAws_queryDescribeEndpointAuthorizationCommand = async (
   input: DescribeEndpointAuthorizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEndpointAuthorizationMessage(input, context),
@@ -1785,9 +1665,7 @@ export const serializeAws_queryDescribeEventCategoriesCommand = async (
   input: DescribeEventCategoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventCategoriesMessage(input, context),
@@ -1801,9 +1679,7 @@ export const serializeAws_queryDescribeEventsCommand = async (
   input: DescribeEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventsMessage(input, context),
@@ -1817,9 +1693,7 @@ export const serializeAws_queryDescribeEventSubscriptionsCommand = async (
   input: DescribeEventSubscriptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeEventSubscriptionsMessage(input, context),
@@ -1833,9 +1707,7 @@ export const serializeAws_queryDescribeHsmClientCertificatesCommand = async (
   input: DescribeHsmClientCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeHsmClientCertificatesMessage(input, context),
@@ -1849,9 +1721,7 @@ export const serializeAws_queryDescribeHsmConfigurationsCommand = async (
   input: DescribeHsmConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeHsmConfigurationsMessage(input, context),
@@ -1865,9 +1735,7 @@ export const serializeAws_queryDescribeLoggingStatusCommand = async (
   input: DescribeLoggingStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeLoggingStatusMessage(input, context),
@@ -1881,9 +1749,7 @@ export const serializeAws_queryDescribeNodeConfigurationOptionsCommand = async (
   input: DescribeNodeConfigurationOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeNodeConfigurationOptionsMessage(input, context),
@@ -1897,9 +1763,7 @@ export const serializeAws_queryDescribeOrderableClusterOptionsCommand = async (
   input: DescribeOrderableClusterOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeOrderableClusterOptionsMessage(input, context),
@@ -1913,9 +1777,7 @@ export const serializeAws_queryDescribePartnersCommand = async (
   input: DescribePartnersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribePartnersInputMessage(input, context),
@@ -1929,9 +1791,7 @@ export const serializeAws_queryDescribeReservedNodeExchangeStatusCommand = async
   input: DescribeReservedNodeExchangeStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeReservedNodeExchangeStatusInputMessage(input, context),
@@ -1945,9 +1805,7 @@ export const serializeAws_queryDescribeReservedNodeOfferingsCommand = async (
   input: DescribeReservedNodeOfferingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeReservedNodeOfferingsMessage(input, context),
@@ -1961,9 +1819,7 @@ export const serializeAws_queryDescribeReservedNodesCommand = async (
   input: DescribeReservedNodesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeReservedNodesMessage(input, context),
@@ -1977,9 +1833,7 @@ export const serializeAws_queryDescribeResizeCommand = async (
   input: DescribeResizeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeResizeMessage(input, context),
@@ -1993,9 +1847,7 @@ export const serializeAws_queryDescribeScheduledActionsCommand = async (
   input: DescribeScheduledActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeScheduledActionsMessage(input, context),
@@ -2009,9 +1861,7 @@ export const serializeAws_queryDescribeSnapshotCopyGrantsCommand = async (
   input: DescribeSnapshotCopyGrantsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeSnapshotCopyGrantsMessage(input, context),
@@ -2025,9 +1875,7 @@ export const serializeAws_queryDescribeSnapshotSchedulesCommand = async (
   input: DescribeSnapshotSchedulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeSnapshotSchedulesMessage(input, context),
@@ -2041,9 +1889,7 @@ export const serializeAws_queryDescribeStorageCommand = async (
   input: DescribeStorageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DescribeStorage",
     Version: "2012-12-01",
@@ -2055,9 +1901,7 @@ export const serializeAws_queryDescribeTableRestoreStatusCommand = async (
   input: DescribeTableRestoreStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeTableRestoreStatusMessage(input, context),
@@ -2071,9 +1915,7 @@ export const serializeAws_queryDescribeTagsCommand = async (
   input: DescribeTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeTagsMessage(input, context),
@@ -2087,9 +1929,7 @@ export const serializeAws_queryDescribeUsageLimitsCommand = async (
   input: DescribeUsageLimitsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeUsageLimitsMessage(input, context),
@@ -2103,9 +1943,7 @@ export const serializeAws_queryDisableLoggingCommand = async (
   input: DisableLoggingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDisableLoggingMessage(input, context),
@@ -2119,9 +1957,7 @@ export const serializeAws_queryDisableSnapshotCopyCommand = async (
   input: DisableSnapshotCopyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDisableSnapshotCopyMessage(input, context),
@@ -2135,9 +1971,7 @@ export const serializeAws_queryDisassociateDataShareConsumerCommand = async (
   input: DisassociateDataShareConsumerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDisassociateDataShareConsumerMessage(input, context),
@@ -2151,9 +1985,7 @@ export const serializeAws_queryEnableLoggingCommand = async (
   input: EnableLoggingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryEnableLoggingMessage(input, context),
@@ -2167,9 +1999,7 @@ export const serializeAws_queryEnableSnapshotCopyCommand = async (
   input: EnableSnapshotCopyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryEnableSnapshotCopyMessage(input, context),
@@ -2183,9 +2013,7 @@ export const serializeAws_queryGetClusterCredentialsCommand = async (
   input: GetClusterCredentialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetClusterCredentialsMessage(input, context),
@@ -2199,9 +2027,7 @@ export const serializeAws_queryGetClusterCredentialsWithIAMCommand = async (
   input: GetClusterCredentialsWithIAMCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetClusterCredentialsWithIAMMessage(input, context),
@@ -2215,9 +2041,7 @@ export const serializeAws_queryGetReservedNodeExchangeConfigurationOptionsComman
   input: GetReservedNodeExchangeConfigurationOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetReservedNodeExchangeConfigurationOptionsInputMessage(input, context),
@@ -2231,9 +2055,7 @@ export const serializeAws_queryGetReservedNodeExchangeOfferingsCommand = async (
   input: GetReservedNodeExchangeOfferingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetReservedNodeExchangeOfferingsInputMessage(input, context),
@@ -2247,9 +2069,7 @@ export const serializeAws_queryModifyAquaConfigurationCommand = async (
   input: ModifyAquaConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyAquaInputMessage(input, context),
@@ -2263,9 +2083,7 @@ export const serializeAws_queryModifyAuthenticationProfileCommand = async (
   input: ModifyAuthenticationProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyAuthenticationProfileMessage(input, context),
@@ -2279,9 +2097,7 @@ export const serializeAws_queryModifyClusterCommand = async (
   input: ModifyClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyClusterMessage(input, context),
@@ -2295,9 +2111,7 @@ export const serializeAws_queryModifyClusterDbRevisionCommand = async (
   input: ModifyClusterDbRevisionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyClusterDbRevisionMessage(input, context),
@@ -2311,9 +2125,7 @@ export const serializeAws_queryModifyClusterIamRolesCommand = async (
   input: ModifyClusterIamRolesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyClusterIamRolesMessage(input, context),
@@ -2327,9 +2139,7 @@ export const serializeAws_queryModifyClusterMaintenanceCommand = async (
   input: ModifyClusterMaintenanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyClusterMaintenanceMessage(input, context),
@@ -2343,9 +2153,7 @@ export const serializeAws_queryModifyClusterParameterGroupCommand = async (
   input: ModifyClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyClusterParameterGroupMessage(input, context),
@@ -2359,9 +2167,7 @@ export const serializeAws_queryModifyClusterSnapshotCommand = async (
   input: ModifyClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyClusterSnapshotMessage(input, context),
@@ -2375,9 +2181,7 @@ export const serializeAws_queryModifyClusterSnapshotScheduleCommand = async (
   input: ModifyClusterSnapshotScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyClusterSnapshotScheduleMessage(input, context),
@@ -2391,9 +2195,7 @@ export const serializeAws_queryModifyClusterSubnetGroupCommand = async (
   input: ModifyClusterSubnetGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyClusterSubnetGroupMessage(input, context),
@@ -2407,9 +2209,7 @@ export const serializeAws_queryModifyEndpointAccessCommand = async (
   input: ModifyEndpointAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyEndpointAccessMessage(input, context),
@@ -2423,9 +2223,7 @@ export const serializeAws_queryModifyEventSubscriptionCommand = async (
   input: ModifyEventSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyEventSubscriptionMessage(input, context),
@@ -2439,9 +2237,7 @@ export const serializeAws_queryModifyScheduledActionCommand = async (
   input: ModifyScheduledActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyScheduledActionMessage(input, context),
@@ -2455,9 +2251,7 @@ export const serializeAws_queryModifySnapshotCopyRetentionPeriodCommand = async
   input: ModifySnapshotCopyRetentionPeriodCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifySnapshotCopyRetentionPeriodMessage(input, context),
@@ -2471,9 +2265,7 @@ export const serializeAws_queryModifySnapshotScheduleCommand = async (
   input: ModifySnapshotScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifySnapshotScheduleMessage(input, context),
@@ -2487,9 +2279,7 @@ export const serializeAws_queryModifyUsageLimitCommand = async (
   input: ModifyUsageLimitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryModifyUsageLimitMessage(input, context),
@@ -2503,9 +2293,7 @@ export const serializeAws_queryPauseClusterCommand = async (
   input: PauseClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPauseClusterMessage(input, context),
@@ -2519,9 +2307,7 @@ export const serializeAws_queryPurchaseReservedNodeOfferingCommand = async (
   input: PurchaseReservedNodeOfferingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPurchaseReservedNodeOfferingMessage(input, context),
@@ -2535,9 +2321,7 @@ export const serializeAws_queryRebootClusterCommand = async (
   input: RebootClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRebootClusterMessage(input, context),
@@ -2551,9 +2335,7 @@ export const serializeAws_queryRejectDataShareCommand = async (
   input: RejectDataShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRejectDataShareMessage(input, context),
@@ -2567,9 +2349,7 @@ export const serializeAws_queryResetClusterParameterGroupCommand = async (
   input: ResetClusterParameterGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryResetClusterParameterGroupMessage(input, context),
@@ -2583,9 +2363,7 @@ export const serializeAws_queryResizeClusterCommand = async (
   input: ResizeClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryResizeClusterMessage(input, context),
@@ -2599,9 +2377,7 @@ export const serializeAws_queryRestoreFromClusterSnapshotCommand = async (
   input: RestoreFromClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreFromClusterSnapshotMessage(input, context),
@@ -2615,9 +2391,7 @@ export const serializeAws_queryRestoreTableFromClusterSnapshotCommand = async (
   input: RestoreTableFromClusterSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRestoreTableFromClusterSnapshotMessage(input, context),
@@ -2631,9 +2405,7 @@ export const serializeAws_queryResumeClusterCommand = async (
   input: ResumeClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryResumeClusterMessage(input, context),
@@ -2647,9 +2419,7 @@ export const serializeAws_queryRevokeClusterSecurityGroupIngressCommand = async
   input: RevokeClusterSecurityGroupIngressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRevokeClusterSecurityGroupIngressMessage(input, context),
@@ -2663,9 +2433,7 @@ export const serializeAws_queryRevokeEndpointAccessCommand = async (
   input: RevokeEndpointAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRevokeEndpointAccessMessage(input, context),
@@ -2679,9 +2447,7 @@ export const serializeAws_queryRevokeSnapshotAccessCommand = async (
   input: RevokeSnapshotAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRevokeSnapshotAccessMessage(input, context),
@@ -2695,9 +2461,7 @@ export const serializeAws_queryRotateEncryptionKeyCommand = async (
   input: RotateEncryptionKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRotateEncryptionKeyMessage(input, context),
@@ -2711,9 +2475,7 @@ export const serializeAws_queryUpdatePartnerStatusCommand = async (
   input: UpdatePartnerStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdatePartnerStatusInputMessage(input, context),
@@ -18668,6 +18430,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-rekognition/src/protocols/Aws_json1_1.ts b/clients/client-rekognition/src/protocols/Aws_json1_1.ts
index e7ce0901ae9ed..806466710b1fa 100644
--- a/clients/client-rekognition/src/protocols/Aws_json1_1.ts
+++ b/clients/client-rekognition/src/protocols/Aws_json1_1.ts
@@ -443,10 +443,7 @@ export const serializeAws_json1_1CompareFacesCommand = async (
   input: CompareFacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.CompareFaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("CompareFaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CompareFacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -456,10 +453,7 @@ export const serializeAws_json1_1CopyProjectVersionCommand = async (
   input: CopyProjectVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.CopyProjectVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CopyProjectVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CopyProjectVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -469,10 +463,7 @@ export const serializeAws_json1_1CreateCollectionCommand = async (
   input: CreateCollectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.CreateCollection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCollection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCollectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -482,10 +473,7 @@ export const serializeAws_json1_1CreateDatasetCommand = async (
   input: CreateDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.CreateDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -495,10 +483,7 @@ export const serializeAws_json1_1CreateProjectCommand = async (
   input: CreateProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.CreateProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -508,10 +493,7 @@ export const serializeAws_json1_1CreateProjectVersionCommand = async (
   input: CreateProjectVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.CreateProjectVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProjectVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProjectVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -521,10 +503,7 @@ export const serializeAws_json1_1CreateStreamProcessorCommand = async (
   input: CreateStreamProcessorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.CreateStreamProcessor",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStreamProcessor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateStreamProcessorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -534,10 +513,7 @@ export const serializeAws_json1_1DeleteCollectionCommand = async (
   input: DeleteCollectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DeleteCollection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCollection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCollectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -547,10 +523,7 @@ export const serializeAws_json1_1DeleteDatasetCommand = async (
   input: DeleteDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DeleteDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -560,10 +533,7 @@ export const serializeAws_json1_1DeleteFacesCommand = async (
   input: DeleteFacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DeleteFaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -573,10 +543,7 @@ export const serializeAws_json1_1DeleteProjectCommand = async (
   input: DeleteProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DeleteProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProjectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -586,10 +553,7 @@ export const serializeAws_json1_1DeleteProjectPolicyCommand = async (
   input: DeleteProjectPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DeleteProjectPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProjectPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProjectPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -599,10 +563,7 @@ export const serializeAws_json1_1DeleteProjectVersionCommand = async (
   input: DeleteProjectVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DeleteProjectVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProjectVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProjectVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -612,10 +573,7 @@ export const serializeAws_json1_1DeleteStreamProcessorCommand = async (
   input: DeleteStreamProcessorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DeleteStreamProcessor",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteStreamProcessor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteStreamProcessorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -625,10 +583,7 @@ export const serializeAws_json1_1DescribeCollectionCommand = async (
   input: DescribeCollectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DescribeCollection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCollection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCollectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -638,10 +593,7 @@ export const serializeAws_json1_1DescribeDatasetCommand = async (
   input: DescribeDatasetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DescribeDataset",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDataset");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDatasetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -651,10 +603,7 @@ export const serializeAws_json1_1DescribeProjectsCommand = async (
   input: DescribeProjectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DescribeProjects",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProjects");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProjectsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -664,10 +613,7 @@ export const serializeAws_json1_1DescribeProjectVersionsCommand = async (
   input: DescribeProjectVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DescribeProjectVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProjectVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProjectVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -677,10 +623,7 @@ export const serializeAws_json1_1DescribeStreamProcessorCommand = async (
   input: DescribeStreamProcessorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DescribeStreamProcessor",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStreamProcessor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStreamProcessorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -690,10 +633,7 @@ export const serializeAws_json1_1DetectCustomLabelsCommand = async (
   input: DetectCustomLabelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DetectCustomLabels",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectCustomLabels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectCustomLabelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -703,10 +643,7 @@ export const serializeAws_json1_1DetectFacesCommand = async (
   input: DetectFacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DetectFaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectFaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectFacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -716,10 +653,7 @@ export const serializeAws_json1_1DetectLabelsCommand = async (
   input: DetectLabelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DetectLabels",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectLabels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectLabelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -729,10 +663,7 @@ export const serializeAws_json1_1DetectModerationLabelsCommand = async (
   input: DetectModerationLabelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DetectModerationLabels",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectModerationLabels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectModerationLabelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -742,10 +673,7 @@ export const serializeAws_json1_1DetectProtectiveEquipmentCommand = async (
   input: DetectProtectiveEquipmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DetectProtectiveEquipment",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectProtectiveEquipment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectProtectiveEquipmentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -755,10 +683,7 @@ export const serializeAws_json1_1DetectTextCommand = async (
   input: DetectTextCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DetectText",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectText");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectTextRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -768,10 +693,7 @@ export const serializeAws_json1_1DistributeDatasetEntriesCommand = async (
   input: DistributeDatasetEntriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.DistributeDatasetEntries",
-  };
+  const headers: __HeaderBag = sharedHeaders("DistributeDatasetEntries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DistributeDatasetEntriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -781,10 +703,7 @@ export const serializeAws_json1_1GetCelebrityInfoCommand = async (
   input: GetCelebrityInfoCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.GetCelebrityInfo",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCelebrityInfo");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCelebrityInfoRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -794,10 +713,7 @@ export const serializeAws_json1_1GetCelebrityRecognitionCommand = async (
   input: GetCelebrityRecognitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.GetCelebrityRecognition",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCelebrityRecognition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCelebrityRecognitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -807,10 +723,7 @@ export const serializeAws_json1_1GetContentModerationCommand = async (
   input: GetContentModerationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.GetContentModeration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContentModeration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContentModerationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -820,10 +733,7 @@ export const serializeAws_json1_1GetFaceDetectionCommand = async (
   input: GetFaceDetectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.GetFaceDetection",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFaceDetection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFaceDetectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -833,10 +743,7 @@ export const serializeAws_json1_1GetFaceSearchCommand = async (
   input: GetFaceSearchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.GetFaceSearch",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFaceSearch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFaceSearchRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -846,10 +753,7 @@ export const serializeAws_json1_1GetLabelDetectionCommand = async (
   input: GetLabelDetectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.GetLabelDetection",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLabelDetection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLabelDetectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -859,10 +763,7 @@ export const serializeAws_json1_1GetPersonTrackingCommand = async (
   input: GetPersonTrackingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.GetPersonTracking",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPersonTracking");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPersonTrackingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -872,10 +773,7 @@ export const serializeAws_json1_1GetSegmentDetectionCommand = async (
   input: GetSegmentDetectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.GetSegmentDetection",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSegmentDetection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSegmentDetectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -885,10 +783,7 @@ export const serializeAws_json1_1GetTextDetectionCommand = async (
   input: GetTextDetectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.GetTextDetection",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTextDetection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTextDetectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -898,10 +793,7 @@ export const serializeAws_json1_1IndexFacesCommand = async (
   input: IndexFacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.IndexFaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("IndexFaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1IndexFacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -911,10 +803,7 @@ export const serializeAws_json1_1ListCollectionsCommand = async (
   input: ListCollectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.ListCollections",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCollections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCollectionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -924,10 +813,7 @@ export const serializeAws_json1_1ListDatasetEntriesCommand = async (
   input: ListDatasetEntriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.ListDatasetEntries",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatasetEntries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatasetEntriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -937,10 +823,7 @@ export const serializeAws_json1_1ListDatasetLabelsCommand = async (
   input: ListDatasetLabelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.ListDatasetLabels",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatasetLabels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDatasetLabelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -950,10 +833,7 @@ export const serializeAws_json1_1ListFacesCommand = async (
   input: ListFacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.ListFaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -963,10 +843,7 @@ export const serializeAws_json1_1ListProjectPoliciesCommand = async (
   input: ListProjectPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.ListProjectPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProjectPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProjectPoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -976,10 +853,7 @@ export const serializeAws_json1_1ListStreamProcessorsCommand = async (
   input: ListStreamProcessorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.ListStreamProcessors",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStreamProcessors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStreamProcessorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -989,10 +863,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1002,10 +873,7 @@ export const serializeAws_json1_1PutProjectPolicyCommand = async (
   input: PutProjectPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.PutProjectPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutProjectPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutProjectPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1015,10 +883,7 @@ export const serializeAws_json1_1RecognizeCelebritiesCommand = async (
   input: RecognizeCelebritiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.RecognizeCelebrities",
-  };
+  const headers: __HeaderBag = sharedHeaders("RecognizeCelebrities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RecognizeCelebritiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1028,10 +893,7 @@ export const serializeAws_json1_1SearchFacesCommand = async (
   input: SearchFacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.SearchFaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchFaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchFacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1041,10 +903,7 @@ export const serializeAws_json1_1SearchFacesByImageCommand = async (
   input: SearchFacesByImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.SearchFacesByImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchFacesByImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchFacesByImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1054,10 +913,7 @@ export const serializeAws_json1_1StartCelebrityRecognitionCommand = async (
   input: StartCelebrityRecognitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StartCelebrityRecognition",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartCelebrityRecognition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartCelebrityRecognitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1067,10 +923,7 @@ export const serializeAws_json1_1StartContentModerationCommand = async (
   input: StartContentModerationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StartContentModeration",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartContentModeration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartContentModerationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1080,10 +933,7 @@ export const serializeAws_json1_1StartFaceDetectionCommand = async (
   input: StartFaceDetectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StartFaceDetection",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartFaceDetection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartFaceDetectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1093,10 +943,7 @@ export const serializeAws_json1_1StartFaceSearchCommand = async (
   input: StartFaceSearchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StartFaceSearch",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartFaceSearch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartFaceSearchRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1106,10 +953,7 @@ export const serializeAws_json1_1StartLabelDetectionCommand = async (
   input: StartLabelDetectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StartLabelDetection",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartLabelDetection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartLabelDetectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1119,10 +963,7 @@ export const serializeAws_json1_1StartPersonTrackingCommand = async (
   input: StartPersonTrackingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StartPersonTracking",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartPersonTracking");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartPersonTrackingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1132,10 +973,7 @@ export const serializeAws_json1_1StartProjectVersionCommand = async (
   input: StartProjectVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StartProjectVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartProjectVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartProjectVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1145,10 +983,7 @@ export const serializeAws_json1_1StartSegmentDetectionCommand = async (
   input: StartSegmentDetectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StartSegmentDetection",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartSegmentDetection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartSegmentDetectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1158,10 +993,7 @@ export const serializeAws_json1_1StartStreamProcessorCommand = async (
   input: StartStreamProcessorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StartStreamProcessor",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartStreamProcessor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartStreamProcessorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1171,10 +1003,7 @@ export const serializeAws_json1_1StartTextDetectionCommand = async (
   input: StartTextDetectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StartTextDetection",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartTextDetection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartTextDetectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1184,10 +1013,7 @@ export const serializeAws_json1_1StopProjectVersionCommand = async (
   input: StopProjectVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StopProjectVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopProjectVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopProjectVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1197,10 +1023,7 @@ export const serializeAws_json1_1StopStreamProcessorCommand = async (
   input: StopStreamProcessorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.StopStreamProcessor",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopStreamProcessor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopStreamProcessorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1210,10 +1033,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1223,10 +1043,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1236,10 +1053,7 @@ export const serializeAws_json1_1UpdateDatasetEntriesCommand = async (
   input: UpdateDatasetEntriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.UpdateDatasetEntries",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDatasetEntries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDatasetEntriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1249,10 +1063,7 @@ export const serializeAws_json1_1UpdateStreamProcessorCommand = async (
   input: UpdateStreamProcessorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "RekognitionService.UpdateStreamProcessor",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateStreamProcessor");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateStreamProcessorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -9084,6 +8895,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `RekognitionService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-resource-groups-tagging-api/src/protocols/Aws_json1_1.ts b/clients/client-resource-groups-tagging-api/src/protocols/Aws_json1_1.ts
index 818dbcf5d44ba..e898ed3f07656 100644
--- a/clients/client-resource-groups-tagging-api/src/protocols/Aws_json1_1.ts
+++ b/clients/client-resource-groups-tagging-api/src/protocols/Aws_json1_1.ts
@@ -69,10 +69,7 @@ export const serializeAws_json1_1DescribeReportCreationCommand = async (
   input: DescribeReportCreationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ResourceGroupsTaggingAPI_20170126.DescribeReportCreation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReportCreation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReportCreationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -82,10 +79,7 @@ export const serializeAws_json1_1GetComplianceSummaryCommand = async (
   input: GetComplianceSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ResourceGroupsTaggingAPI_20170126.GetComplianceSummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetComplianceSummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetComplianceSummaryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -95,10 +89,7 @@ export const serializeAws_json1_1GetResourcesCommand = async (
   input: GetResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ResourceGroupsTaggingAPI_20170126.GetResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourcesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -108,10 +99,7 @@ export const serializeAws_json1_1GetTagKeysCommand = async (
   input: GetTagKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ResourceGroupsTaggingAPI_20170126.GetTagKeys",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTagKeys");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTagKeysInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -121,10 +109,7 @@ export const serializeAws_json1_1GetTagValuesCommand = async (
   input: GetTagValuesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ResourceGroupsTaggingAPI_20170126.GetTagValues",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTagValues");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTagValuesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -134,10 +119,7 @@ export const serializeAws_json1_1StartReportCreationCommand = async (
   input: StartReportCreationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ResourceGroupsTaggingAPI_20170126.StartReportCreation",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartReportCreation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartReportCreationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -147,10 +129,7 @@ export const serializeAws_json1_1TagResourcesCommand = async (
   input: TagResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ResourceGroupsTaggingAPI_20170126.TagResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourcesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -160,10 +139,7 @@ export const serializeAws_json1_1UntagResourcesCommand = async (
   input: UntagResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ResourceGroupsTaggingAPI_20170126.UntagResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourcesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1118,6 +1094,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `ResourceGroupsTaggingAPI_20170126.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-route-53-domains/src/protocols/Aws_json1_1.ts b/clients/client-route-53-domains/src/protocols/Aws_json1_1.ts
index 91b8f2179e7c7..d42422fdf2461 100644
--- a/clients/client-route-53-domains/src/protocols/Aws_json1_1.ts
+++ b/clients/client-route-53-domains/src/protocols/Aws_json1_1.ts
@@ -218,10 +218,7 @@ export const serializeAws_json1_1AcceptDomainTransferFromAnotherAwsAccountComman
   input: AcceptDomainTransferFromAnotherAwsAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.AcceptDomainTransferFromAnotherAwsAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcceptDomainTransferFromAnotherAwsAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AcceptDomainTransferFromAnotherAwsAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -231,10 +228,7 @@ export const serializeAws_json1_1AssociateDelegationSignerToDomainCommand = asyn
   input: AssociateDelegationSignerToDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.AssociateDelegationSignerToDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateDelegationSignerToDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateDelegationSignerToDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -244,10 +238,7 @@ export const serializeAws_json1_1CancelDomainTransferToAnotherAwsAccountCommand
   input: CancelDomainTransferToAnotherAwsAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.CancelDomainTransferToAnotherAwsAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelDomainTransferToAnotherAwsAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelDomainTransferToAnotherAwsAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -257,10 +248,7 @@ export const serializeAws_json1_1CheckDomainAvailabilityCommand = async (
   input: CheckDomainAvailabilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.CheckDomainAvailability",
-  };
+  const headers: __HeaderBag = sharedHeaders("CheckDomainAvailability");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CheckDomainAvailabilityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -270,10 +258,7 @@ export const serializeAws_json1_1CheckDomainTransferabilityCommand = async (
   input: CheckDomainTransferabilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.CheckDomainTransferability",
-  };
+  const headers: __HeaderBag = sharedHeaders("CheckDomainTransferability");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CheckDomainTransferabilityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -283,10 +268,7 @@ export const serializeAws_json1_1DeleteDomainCommand = async (
   input: DeleteDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.DeleteDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -296,10 +278,7 @@ export const serializeAws_json1_1DeleteTagsForDomainCommand = async (
   input: DeleteTagsForDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.DeleteTagsForDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTagsForDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTagsForDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -309,10 +288,7 @@ export const serializeAws_json1_1DisableDomainAutoRenewCommand = async (
   input: DisableDomainAutoRenewCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.DisableDomainAutoRenew",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableDomainAutoRenew");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableDomainAutoRenewRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -322,10 +298,7 @@ export const serializeAws_json1_1DisableDomainTransferLockCommand = async (
   input: DisableDomainTransferLockCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.DisableDomainTransferLock",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableDomainTransferLock");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableDomainTransferLockRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -335,10 +308,7 @@ export const serializeAws_json1_1DisassociateDelegationSignerFromDomainCommand =
   input: DisassociateDelegationSignerFromDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.DisassociateDelegationSignerFromDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateDelegationSignerFromDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateDelegationSignerFromDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -348,10 +318,7 @@ export const serializeAws_json1_1EnableDomainAutoRenewCommand = async (
   input: EnableDomainAutoRenewCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.EnableDomainAutoRenew",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableDomainAutoRenew");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableDomainAutoRenewRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -361,10 +328,7 @@ export const serializeAws_json1_1EnableDomainTransferLockCommand = async (
   input: EnableDomainTransferLockCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.EnableDomainTransferLock",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableDomainTransferLock");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableDomainTransferLockRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -374,10 +338,7 @@ export const serializeAws_json1_1GetContactReachabilityStatusCommand = async (
   input: GetContactReachabilityStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.GetContactReachabilityStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContactReachabilityStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContactReachabilityStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -387,10 +348,7 @@ export const serializeAws_json1_1GetDomainDetailCommand = async (
   input: GetDomainDetailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.GetDomainDetail",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDomainDetail");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDomainDetailRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -400,10 +358,7 @@ export const serializeAws_json1_1GetDomainSuggestionsCommand = async (
   input: GetDomainSuggestionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.GetDomainSuggestions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDomainSuggestions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDomainSuggestionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -413,10 +368,7 @@ export const serializeAws_json1_1GetOperationDetailCommand = async (
   input: GetOperationDetailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.GetOperationDetail",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOperationDetail");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOperationDetailRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -426,10 +378,7 @@ export const serializeAws_json1_1ListDomainsCommand = async (
   input: ListDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.ListDomains",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDomains");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDomainsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -439,10 +388,7 @@ export const serializeAws_json1_1ListOperationsCommand = async (
   input: ListOperationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.ListOperations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOperations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOperationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -452,10 +398,7 @@ export const serializeAws_json1_1ListPricesCommand = async (
   input: ListPricesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.ListPrices",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPrices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPricesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -465,10 +408,7 @@ export const serializeAws_json1_1ListTagsForDomainCommand = async (
   input: ListTagsForDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.ListTagsForDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -478,10 +418,7 @@ export const serializeAws_json1_1PushDomainCommand = async (
   input: PushDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.PushDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("PushDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PushDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -491,10 +428,7 @@ export const serializeAws_json1_1RegisterDomainCommand = async (
   input: RegisterDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.RegisterDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -504,10 +438,7 @@ export const serializeAws_json1_1RejectDomainTransferFromAnotherAwsAccountComman
   input: RejectDomainTransferFromAnotherAwsAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.RejectDomainTransferFromAnotherAwsAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("RejectDomainTransferFromAnotherAwsAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RejectDomainTransferFromAnotherAwsAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -517,10 +448,7 @@ export const serializeAws_json1_1RenewDomainCommand = async (
   input: RenewDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.RenewDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("RenewDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RenewDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -530,10 +458,7 @@ export const serializeAws_json1_1ResendContactReachabilityEmailCommand = async (
   input: ResendContactReachabilityEmailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.ResendContactReachabilityEmail",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResendContactReachabilityEmail");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResendContactReachabilityEmailRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -543,10 +468,7 @@ export const serializeAws_json1_1ResendOperationAuthorizationCommand = async (
   input: ResendOperationAuthorizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.ResendOperationAuthorization",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResendOperationAuthorization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResendOperationAuthorizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -556,10 +478,7 @@ export const serializeAws_json1_1RetrieveDomainAuthCodeCommand = async (
   input: RetrieveDomainAuthCodeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.RetrieveDomainAuthCode",
-  };
+  const headers: __HeaderBag = sharedHeaders("RetrieveDomainAuthCode");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RetrieveDomainAuthCodeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -569,10 +488,7 @@ export const serializeAws_json1_1TransferDomainCommand = async (
   input: TransferDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.TransferDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("TransferDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TransferDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -582,10 +498,7 @@ export const serializeAws_json1_1TransferDomainToAnotherAwsAccountCommand = asyn
   input: TransferDomainToAnotherAwsAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.TransferDomainToAnotherAwsAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("TransferDomainToAnotherAwsAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TransferDomainToAnotherAwsAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -595,10 +508,7 @@ export const serializeAws_json1_1UpdateDomainContactCommand = async (
   input: UpdateDomainContactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.UpdateDomainContact",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDomainContact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDomainContactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -608,10 +518,7 @@ export const serializeAws_json1_1UpdateDomainContactPrivacyCommand = async (
   input: UpdateDomainContactPrivacyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.UpdateDomainContactPrivacy",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDomainContactPrivacy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDomainContactPrivacyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -621,10 +528,7 @@ export const serializeAws_json1_1UpdateDomainNameserversCommand = async (
   input: UpdateDomainNameserversCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.UpdateDomainNameservers",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDomainNameservers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDomainNameserversRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -634,10 +538,7 @@ export const serializeAws_json1_1UpdateTagsForDomainCommand = async (
   input: UpdateTagsForDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.UpdateTagsForDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTagsForDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTagsForDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -647,10 +548,7 @@ export const serializeAws_json1_1ViewBillingCommand = async (
   input: ViewBillingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Domains_v20140515.ViewBilling",
-  };
+  const headers: __HeaderBag = sharedHeaders("ViewBilling");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ViewBillingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3530,6 +3428,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `Route53Domains_v20140515.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-route53-recovery-cluster/src/protocols/Aws_json1_0.ts b/clients/client-route53-recovery-cluster/src/protocols/Aws_json1_0.ts
index 15c3901543f88..8402a299992fc 100644
--- a/clients/client-route53-recovery-cluster/src/protocols/Aws_json1_0.ts
+++ b/clients/client-route53-recovery-cluster/src/protocols/Aws_json1_0.ts
@@ -56,10 +56,7 @@ export const serializeAws_json1_0GetRoutingControlStateCommand = async (
   input: GetRoutingControlStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ToggleCustomerAPI.GetRoutingControlState",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRoutingControlState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetRoutingControlStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -69,10 +66,7 @@ export const serializeAws_json1_0ListRoutingControlsCommand = async (
   input: ListRoutingControlsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ToggleCustomerAPI.ListRoutingControls",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRoutingControls");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListRoutingControlsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -82,10 +76,7 @@ export const serializeAws_json1_0UpdateRoutingControlStateCommand = async (
   input: UpdateRoutingControlStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ToggleCustomerAPI.UpdateRoutingControlState",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRoutingControlState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateRoutingControlStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -95,10 +86,7 @@ export const serializeAws_json1_0UpdateRoutingControlStatesCommand = async (
   input: UpdateRoutingControlStatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "ToggleCustomerAPI.UpdateRoutingControlStates",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRoutingControlStates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateRoutingControlStatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -722,6 +710,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `ToggleCustomerAPI.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-route53resolver/src/protocols/Aws_json1_1.ts b/clients/client-route53resolver/src/protocols/Aws_json1_1.ts
index ef021328490b4..826f307246c04 100644
--- a/clients/client-route53resolver/src/protocols/Aws_json1_1.ts
+++ b/clients/client-route53resolver/src/protocols/Aws_json1_1.ts
@@ -400,10 +400,7 @@ export const serializeAws_json1_1AssociateFirewallRuleGroupCommand = async (
   input: AssociateFirewallRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.AssociateFirewallRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateFirewallRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateFirewallRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -413,10 +410,7 @@ export const serializeAws_json1_1AssociateResolverEndpointIpAddressCommand = asy
   input: AssociateResolverEndpointIpAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.AssociateResolverEndpointIpAddress",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateResolverEndpointIpAddress");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateResolverEndpointIpAddressRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -426,10 +420,7 @@ export const serializeAws_json1_1AssociateResolverQueryLogConfigCommand = async
   input: AssociateResolverQueryLogConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.AssociateResolverQueryLogConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateResolverQueryLogConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateResolverQueryLogConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -439,10 +430,7 @@ export const serializeAws_json1_1AssociateResolverRuleCommand = async (
   input: AssociateResolverRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.AssociateResolverRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateResolverRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateResolverRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -452,10 +440,7 @@ export const serializeAws_json1_1CreateFirewallDomainListCommand = async (
   input: CreateFirewallDomainListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.CreateFirewallDomainList",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFirewallDomainList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFirewallDomainListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -465,10 +450,7 @@ export const serializeAws_json1_1CreateFirewallRuleCommand = async (
   input: CreateFirewallRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.CreateFirewallRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFirewallRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFirewallRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -478,10 +460,7 @@ export const serializeAws_json1_1CreateFirewallRuleGroupCommand = async (
   input: CreateFirewallRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.CreateFirewallRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFirewallRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFirewallRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -491,10 +470,7 @@ export const serializeAws_json1_1CreateResolverEndpointCommand = async (
   input: CreateResolverEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.CreateResolverEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateResolverEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateResolverEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -504,10 +480,7 @@ export const serializeAws_json1_1CreateResolverQueryLogConfigCommand = async (
   input: CreateResolverQueryLogConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.CreateResolverQueryLogConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateResolverQueryLogConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateResolverQueryLogConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -517,10 +490,7 @@ export const serializeAws_json1_1CreateResolverRuleCommand = async (
   input: CreateResolverRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.CreateResolverRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateResolverRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateResolverRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -530,10 +500,7 @@ export const serializeAws_json1_1DeleteFirewallDomainListCommand = async (
   input: DeleteFirewallDomainListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.DeleteFirewallDomainList",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFirewallDomainList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFirewallDomainListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -543,10 +510,7 @@ export const serializeAws_json1_1DeleteFirewallRuleCommand = async (
   input: DeleteFirewallRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.DeleteFirewallRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFirewallRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFirewallRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -556,10 +520,7 @@ export const serializeAws_json1_1DeleteFirewallRuleGroupCommand = async (
   input: DeleteFirewallRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.DeleteFirewallRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFirewallRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFirewallRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -569,10 +530,7 @@ export const serializeAws_json1_1DeleteResolverEndpointCommand = async (
   input: DeleteResolverEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.DeleteResolverEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResolverEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResolverEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -582,10 +540,7 @@ export const serializeAws_json1_1DeleteResolverQueryLogConfigCommand = async (
   input: DeleteResolverQueryLogConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.DeleteResolverQueryLogConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResolverQueryLogConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResolverQueryLogConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -595,10 +550,7 @@ export const serializeAws_json1_1DeleteResolverRuleCommand = async (
   input: DeleteResolverRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.DeleteResolverRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResolverRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResolverRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -608,10 +560,7 @@ export const serializeAws_json1_1DisassociateFirewallRuleGroupCommand = async (
   input: DisassociateFirewallRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.DisassociateFirewallRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateFirewallRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateFirewallRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -621,10 +570,7 @@ export const serializeAws_json1_1DisassociateResolverEndpointIpAddressCommand =
   input: DisassociateResolverEndpointIpAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.DisassociateResolverEndpointIpAddress",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateResolverEndpointIpAddress");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateResolverEndpointIpAddressRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -634,10 +580,7 @@ export const serializeAws_json1_1DisassociateResolverQueryLogConfigCommand = asy
   input: DisassociateResolverQueryLogConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.DisassociateResolverQueryLogConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateResolverQueryLogConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateResolverQueryLogConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -647,10 +590,7 @@ export const serializeAws_json1_1DisassociateResolverRuleCommand = async (
   input: DisassociateResolverRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.DisassociateResolverRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateResolverRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateResolverRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -660,10 +600,7 @@ export const serializeAws_json1_1GetFirewallConfigCommand = async (
   input: GetFirewallConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetFirewallConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFirewallConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFirewallConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -673,10 +610,7 @@ export const serializeAws_json1_1GetFirewallDomainListCommand = async (
   input: GetFirewallDomainListCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetFirewallDomainList",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFirewallDomainList");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFirewallDomainListRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -686,10 +620,7 @@ export const serializeAws_json1_1GetFirewallRuleGroupCommand = async (
   input: GetFirewallRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetFirewallRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFirewallRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFirewallRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -699,10 +630,7 @@ export const serializeAws_json1_1GetFirewallRuleGroupAssociationCommand = async
   input: GetFirewallRuleGroupAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetFirewallRuleGroupAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFirewallRuleGroupAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFirewallRuleGroupAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -712,10 +640,7 @@ export const serializeAws_json1_1GetFirewallRuleGroupPolicyCommand = async (
   input: GetFirewallRuleGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetFirewallRuleGroupPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetFirewallRuleGroupPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetFirewallRuleGroupPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -725,10 +650,7 @@ export const serializeAws_json1_1GetResolverConfigCommand = async (
   input: GetResolverConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetResolverConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResolverConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResolverConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -738,10 +660,7 @@ export const serializeAws_json1_1GetResolverDnssecConfigCommand = async (
   input: GetResolverDnssecConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetResolverDnssecConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResolverDnssecConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResolverDnssecConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -751,10 +670,7 @@ export const serializeAws_json1_1GetResolverEndpointCommand = async (
   input: GetResolverEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetResolverEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResolverEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResolverEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -764,10 +680,7 @@ export const serializeAws_json1_1GetResolverQueryLogConfigCommand = async (
   input: GetResolverQueryLogConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetResolverQueryLogConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResolverQueryLogConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResolverQueryLogConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -777,10 +690,7 @@ export const serializeAws_json1_1GetResolverQueryLogConfigAssociationCommand = a
   input: GetResolverQueryLogConfigAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetResolverQueryLogConfigAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResolverQueryLogConfigAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResolverQueryLogConfigAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -790,10 +700,7 @@ export const serializeAws_json1_1GetResolverQueryLogConfigPolicyCommand = async
   input: GetResolverQueryLogConfigPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetResolverQueryLogConfigPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResolverQueryLogConfigPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResolverQueryLogConfigPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -803,10 +710,7 @@ export const serializeAws_json1_1GetResolverRuleCommand = async (
   input: GetResolverRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetResolverRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResolverRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResolverRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -816,10 +720,7 @@ export const serializeAws_json1_1GetResolverRuleAssociationCommand = async (
   input: GetResolverRuleAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetResolverRuleAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResolverRuleAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResolverRuleAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -829,10 +730,7 @@ export const serializeAws_json1_1GetResolverRulePolicyCommand = async (
   input: GetResolverRulePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.GetResolverRulePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResolverRulePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResolverRulePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -842,10 +740,7 @@ export const serializeAws_json1_1ImportFirewallDomainsCommand = async (
   input: ImportFirewallDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ImportFirewallDomains",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportFirewallDomains");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportFirewallDomainsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -855,10 +750,7 @@ export const serializeAws_json1_1ListFirewallConfigsCommand = async (
   input: ListFirewallConfigsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListFirewallConfigs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFirewallConfigs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFirewallConfigsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -868,10 +760,7 @@ export const serializeAws_json1_1ListFirewallDomainListsCommand = async (
   input: ListFirewallDomainListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListFirewallDomainLists",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFirewallDomainLists");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFirewallDomainListsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -881,10 +770,7 @@ export const serializeAws_json1_1ListFirewallDomainsCommand = async (
   input: ListFirewallDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListFirewallDomains",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFirewallDomains");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFirewallDomainsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -894,10 +780,7 @@ export const serializeAws_json1_1ListFirewallRuleGroupAssociationsCommand = asyn
   input: ListFirewallRuleGroupAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListFirewallRuleGroupAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFirewallRuleGroupAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFirewallRuleGroupAssociationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -907,10 +790,7 @@ export const serializeAws_json1_1ListFirewallRuleGroupsCommand = async (
   input: ListFirewallRuleGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListFirewallRuleGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFirewallRuleGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFirewallRuleGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -920,10 +800,7 @@ export const serializeAws_json1_1ListFirewallRulesCommand = async (
   input: ListFirewallRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListFirewallRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFirewallRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFirewallRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -933,10 +810,7 @@ export const serializeAws_json1_1ListResolverConfigsCommand = async (
   input: ListResolverConfigsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListResolverConfigs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResolverConfigs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResolverConfigsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -946,10 +820,7 @@ export const serializeAws_json1_1ListResolverDnssecConfigsCommand = async (
   input: ListResolverDnssecConfigsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListResolverDnssecConfigs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResolverDnssecConfigs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResolverDnssecConfigsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -959,10 +830,7 @@ export const serializeAws_json1_1ListResolverEndpointIpAddressesCommand = async
   input: ListResolverEndpointIpAddressesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListResolverEndpointIpAddresses",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResolverEndpointIpAddresses");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResolverEndpointIpAddressesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -972,10 +840,7 @@ export const serializeAws_json1_1ListResolverEndpointsCommand = async (
   input: ListResolverEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListResolverEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResolverEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResolverEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -985,10 +850,7 @@ export const serializeAws_json1_1ListResolverQueryLogConfigAssociationsCommand =
   input: ListResolverQueryLogConfigAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListResolverQueryLogConfigAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResolverQueryLogConfigAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResolverQueryLogConfigAssociationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -998,10 +860,7 @@ export const serializeAws_json1_1ListResolverQueryLogConfigsCommand = async (
   input: ListResolverQueryLogConfigsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListResolverQueryLogConfigs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResolverQueryLogConfigs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResolverQueryLogConfigsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1011,10 +870,7 @@ export const serializeAws_json1_1ListResolverRuleAssociationsCommand = async (
   input: ListResolverRuleAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListResolverRuleAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResolverRuleAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResolverRuleAssociationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1024,10 +880,7 @@ export const serializeAws_json1_1ListResolverRulesCommand = async (
   input: ListResolverRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListResolverRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResolverRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResolverRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1037,10 +890,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1050,10 +900,7 @@ export const serializeAws_json1_1PutFirewallRuleGroupPolicyCommand = async (
   input: PutFirewallRuleGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.PutFirewallRuleGroupPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutFirewallRuleGroupPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutFirewallRuleGroupPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1063,10 +910,7 @@ export const serializeAws_json1_1PutResolverQueryLogConfigPolicyCommand = async
   input: PutResolverQueryLogConfigPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.PutResolverQueryLogConfigPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResolverQueryLogConfigPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResolverQueryLogConfigPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1076,10 +920,7 @@ export const serializeAws_json1_1PutResolverRulePolicyCommand = async (
   input: PutResolverRulePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.PutResolverRulePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResolverRulePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResolverRulePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1089,10 +930,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1102,10 +940,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1115,10 +950,7 @@ export const serializeAws_json1_1UpdateFirewallConfigCommand = async (
   input: UpdateFirewallConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.UpdateFirewallConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFirewallConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFirewallConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1128,10 +960,7 @@ export const serializeAws_json1_1UpdateFirewallDomainsCommand = async (
   input: UpdateFirewallDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.UpdateFirewallDomains",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFirewallDomains");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFirewallDomainsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1141,10 +970,7 @@ export const serializeAws_json1_1UpdateFirewallRuleCommand = async (
   input: UpdateFirewallRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.UpdateFirewallRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFirewallRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFirewallRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1154,10 +980,7 @@ export const serializeAws_json1_1UpdateFirewallRuleGroupAssociationCommand = asy
   input: UpdateFirewallRuleGroupAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.UpdateFirewallRuleGroupAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFirewallRuleGroupAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFirewallRuleGroupAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1167,10 +990,7 @@ export const serializeAws_json1_1UpdateResolverConfigCommand = async (
   input: UpdateResolverConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.UpdateResolverConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateResolverConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateResolverConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1180,10 +1000,7 @@ export const serializeAws_json1_1UpdateResolverDnssecConfigCommand = async (
   input: UpdateResolverDnssecConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.UpdateResolverDnssecConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateResolverDnssecConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateResolverDnssecConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1193,10 +1010,7 @@ export const serializeAws_json1_1UpdateResolverEndpointCommand = async (
   input: UpdateResolverEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.UpdateResolverEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateResolverEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateResolverEndpointRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1206,10 +1020,7 @@ export const serializeAws_json1_1UpdateResolverRuleCommand = async (
   input: UpdateResolverRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53Resolver.UpdateResolverRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateResolverRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateResolverRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -7021,6 +6832,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `Route53Resolver.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-sagemaker/src/protocols/Aws_json1_1.ts b/clients/client-sagemaker/src/protocols/Aws_json1_1.ts
index b1d48016dac6b..515030a58c716 100644
--- a/clients/client-sagemaker/src/protocols/Aws_json1_1.ts
+++ b/clients/client-sagemaker/src/protocols/Aws_json1_1.ts
@@ -1844,10 +1844,7 @@ export const serializeAws_json1_1AddAssociationCommand = async (
   input: AddAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.AddAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1857,10 +1854,7 @@ export const serializeAws_json1_1AddTagsCommand = async (
   input: AddTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.AddTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1870,10 +1864,7 @@ export const serializeAws_json1_1AssociateTrialComponentCommand = async (
   input: AssociateTrialComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.AssociateTrialComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateTrialComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateTrialComponentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1883,10 +1874,7 @@ export const serializeAws_json1_1BatchDescribeModelPackageCommand = async (
   input: BatchDescribeModelPackageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.BatchDescribeModelPackage",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDescribeModelPackage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchDescribeModelPackageInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1896,10 +1884,7 @@ export const serializeAws_json1_1CreateActionCommand = async (
   input: CreateActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateActionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1909,10 +1894,7 @@ export const serializeAws_json1_1CreateAlgorithmCommand = async (
   input: CreateAlgorithmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateAlgorithm",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAlgorithm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAlgorithmInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1922,10 +1904,7 @@ export const serializeAws_json1_1CreateAppCommand = async (
   input: CreateAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1935,10 +1914,7 @@ export const serializeAws_json1_1CreateAppImageConfigCommand = async (
   input: CreateAppImageConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateAppImageConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAppImageConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAppImageConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1948,10 +1924,7 @@ export const serializeAws_json1_1CreateArtifactCommand = async (
   input: CreateArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateArtifactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1961,10 +1934,7 @@ export const serializeAws_json1_1CreateAutoMLJobCommand = async (
   input: CreateAutoMLJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateAutoMLJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAutoMLJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAutoMLJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1974,10 +1944,7 @@ export const serializeAws_json1_1CreateAutoMLJobV2Command = async (
   input: CreateAutoMLJobV2CommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateAutoMLJobV2",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAutoMLJobV2");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAutoMLJobV2Request(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1987,10 +1954,7 @@ export const serializeAws_json1_1CreateCodeRepositoryCommand = async (
   input: CreateCodeRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateCodeRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCodeRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCodeRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2000,10 +1964,7 @@ export const serializeAws_json1_1CreateCompilationJobCommand = async (
   input: CreateCompilationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateCompilationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCompilationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCompilationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2013,10 +1974,7 @@ export const serializeAws_json1_1CreateContextCommand = async (
   input: CreateContextCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateContext",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateContext");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateContextRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2026,10 +1984,7 @@ export const serializeAws_json1_1CreateDataQualityJobDefinitionCommand = async (
   input: CreateDataQualityJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateDataQualityJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDataQualityJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDataQualityJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2039,10 +1994,7 @@ export const serializeAws_json1_1CreateDeviceFleetCommand = async (
   input: CreateDeviceFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateDeviceFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDeviceFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDeviceFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2052,10 +2004,7 @@ export const serializeAws_json1_1CreateDomainCommand = async (
   input: CreateDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2065,10 +2014,7 @@ export const serializeAws_json1_1CreateEdgeDeploymentPlanCommand = async (
   input: CreateEdgeDeploymentPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateEdgeDeploymentPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEdgeDeploymentPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEdgeDeploymentPlanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2078,10 +2024,7 @@ export const serializeAws_json1_1CreateEdgeDeploymentStageCommand = async (
   input: CreateEdgeDeploymentStageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateEdgeDeploymentStage",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEdgeDeploymentStage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEdgeDeploymentStageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2091,10 +2034,7 @@ export const serializeAws_json1_1CreateEdgePackagingJobCommand = async (
   input: CreateEdgePackagingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateEdgePackagingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEdgePackagingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEdgePackagingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2104,10 +2044,7 @@ export const serializeAws_json1_1CreateEndpointCommand = async (
   input: CreateEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEndpointInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2117,10 +2054,7 @@ export const serializeAws_json1_1CreateEndpointConfigCommand = async (
   input: CreateEndpointConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateEndpointConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateEndpointConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateEndpointConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2130,10 +2064,7 @@ export const serializeAws_json1_1CreateExperimentCommand = async (
   input: CreateExperimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateExperiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateExperiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateExperimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2143,10 +2074,7 @@ export const serializeAws_json1_1CreateFeatureGroupCommand = async (
   input: CreateFeatureGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateFeatureGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFeatureGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFeatureGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2156,10 +2084,7 @@ export const serializeAws_json1_1CreateFlowDefinitionCommand = async (
   input: CreateFlowDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateFlowDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateFlowDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateFlowDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2169,10 +2094,7 @@ export const serializeAws_json1_1CreateHubCommand = async (
   input: CreateHubCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateHub",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHub");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateHubRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2182,10 +2104,7 @@ export const serializeAws_json1_1CreateHumanTaskUiCommand = async (
   input: CreateHumanTaskUiCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateHumanTaskUi",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHumanTaskUi");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateHumanTaskUiRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2195,10 +2114,7 @@ export const serializeAws_json1_1CreateHyperParameterTuningJobCommand = async (
   input: CreateHyperParameterTuningJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateHyperParameterTuningJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHyperParameterTuningJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateHyperParameterTuningJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2208,10 +2124,7 @@ export const serializeAws_json1_1CreateImageCommand = async (
   input: CreateImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2221,10 +2134,7 @@ export const serializeAws_json1_1CreateImageVersionCommand = async (
   input: CreateImageVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateImageVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateImageVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateImageVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2234,10 +2144,7 @@ export const serializeAws_json1_1CreateInferenceExperimentCommand = async (
   input: CreateInferenceExperimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateInferenceExperiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateInferenceExperiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateInferenceExperimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2247,10 +2154,7 @@ export const serializeAws_json1_1CreateInferenceRecommendationsJobCommand = asyn
   input: CreateInferenceRecommendationsJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateInferenceRecommendationsJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateInferenceRecommendationsJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateInferenceRecommendationsJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2260,10 +2164,7 @@ export const serializeAws_json1_1CreateLabelingJobCommand = async (
   input: CreateLabelingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateLabelingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLabelingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLabelingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2273,10 +2174,7 @@ export const serializeAws_json1_1CreateModelCommand = async (
   input: CreateModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateModelInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2286,10 +2184,7 @@ export const serializeAws_json1_1CreateModelBiasJobDefinitionCommand = async (
   input: CreateModelBiasJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateModelBiasJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModelBiasJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateModelBiasJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2299,10 +2194,7 @@ export const serializeAws_json1_1CreateModelCardCommand = async (
   input: CreateModelCardCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateModelCard",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModelCard");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateModelCardRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2312,10 +2204,7 @@ export const serializeAws_json1_1CreateModelCardExportJobCommand = async (
   input: CreateModelCardExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateModelCardExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModelCardExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateModelCardExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2325,10 +2214,7 @@ export const serializeAws_json1_1CreateModelExplainabilityJobDefinitionCommand =
   input: CreateModelExplainabilityJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateModelExplainabilityJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModelExplainabilityJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateModelExplainabilityJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2338,10 +2224,7 @@ export const serializeAws_json1_1CreateModelPackageCommand = async (
   input: CreateModelPackageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateModelPackage",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModelPackage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateModelPackageInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2351,10 +2234,7 @@ export const serializeAws_json1_1CreateModelPackageGroupCommand = async (
   input: CreateModelPackageGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateModelPackageGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModelPackageGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateModelPackageGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2364,10 +2244,7 @@ export const serializeAws_json1_1CreateModelQualityJobDefinitionCommand = async
   input: CreateModelQualityJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateModelQualityJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateModelQualityJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateModelQualityJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2377,10 +2254,7 @@ export const serializeAws_json1_1CreateMonitoringScheduleCommand = async (
   input: CreateMonitoringScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateMonitoringSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateMonitoringSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateMonitoringScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2390,10 +2264,7 @@ export const serializeAws_json1_1CreateNotebookInstanceCommand = async (
   input: CreateNotebookInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateNotebookInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateNotebookInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateNotebookInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2403,10 +2274,7 @@ export const serializeAws_json1_1CreateNotebookInstanceLifecycleConfigCommand =
   input: CreateNotebookInstanceLifecycleConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateNotebookInstanceLifecycleConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateNotebookInstanceLifecycleConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateNotebookInstanceLifecycleConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2416,10 +2284,7 @@ export const serializeAws_json1_1CreatePipelineCommand = async (
   input: CreatePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreatePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePipelineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2429,10 +2294,7 @@ export const serializeAws_json1_1CreatePresignedDomainUrlCommand = async (
   input: CreatePresignedDomainUrlCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreatePresignedDomainUrl",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePresignedDomainUrl");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePresignedDomainUrlRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2442,10 +2304,7 @@ export const serializeAws_json1_1CreatePresignedNotebookInstanceUrlCommand = asy
   input: CreatePresignedNotebookInstanceUrlCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreatePresignedNotebookInstanceUrl",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePresignedNotebookInstanceUrl");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePresignedNotebookInstanceUrlInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2455,10 +2314,7 @@ export const serializeAws_json1_1CreateProcessingJobCommand = async (
   input: CreateProcessingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateProcessingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProcessingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProcessingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2468,10 +2324,7 @@ export const serializeAws_json1_1CreateProjectCommand = async (
   input: CreateProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProjectInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2481,10 +2334,7 @@ export const serializeAws_json1_1CreateSpaceCommand = async (
   input: CreateSpaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateSpace",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSpace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSpaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2494,10 +2344,7 @@ export const serializeAws_json1_1CreateStudioLifecycleConfigCommand = async (
   input: CreateStudioLifecycleConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateStudioLifecycleConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStudioLifecycleConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateStudioLifecycleConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2507,10 +2354,7 @@ export const serializeAws_json1_1CreateTrainingJobCommand = async (
   input: CreateTrainingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateTrainingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTrainingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTrainingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2520,10 +2364,7 @@ export const serializeAws_json1_1CreateTransformJobCommand = async (
   input: CreateTransformJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateTransformJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTransformJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTransformJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2533,10 +2374,7 @@ export const serializeAws_json1_1CreateTrialCommand = async (
   input: CreateTrialCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateTrial",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTrial");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTrialRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2546,10 +2384,7 @@ export const serializeAws_json1_1CreateTrialComponentCommand = async (
   input: CreateTrialComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateTrialComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTrialComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTrialComponentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2559,10 +2394,7 @@ export const serializeAws_json1_1CreateUserProfileCommand = async (
   input: CreateUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2572,10 +2404,7 @@ export const serializeAws_json1_1CreateWorkforceCommand = async (
   input: CreateWorkforceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateWorkforce",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWorkforce");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWorkforceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2585,10 +2414,7 @@ export const serializeAws_json1_1CreateWorkteamCommand = async (
   input: CreateWorkteamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.CreateWorkteam",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWorkteam");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWorkteamRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2598,10 +2424,7 @@ export const serializeAws_json1_1DeleteActionCommand = async (
   input: DeleteActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteActionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2611,10 +2434,7 @@ export const serializeAws_json1_1DeleteAlgorithmCommand = async (
   input: DeleteAlgorithmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteAlgorithm",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAlgorithm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAlgorithmInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2624,10 +2444,7 @@ export const serializeAws_json1_1DeleteAppCommand = async (
   input: DeleteAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2637,10 +2454,7 @@ export const serializeAws_json1_1DeleteAppImageConfigCommand = async (
   input: DeleteAppImageConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteAppImageConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAppImageConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAppImageConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2650,10 +2464,7 @@ export const serializeAws_json1_1DeleteArtifactCommand = async (
   input: DeleteArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteArtifactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2663,10 +2474,7 @@ export const serializeAws_json1_1DeleteAssociationCommand = async (
   input: DeleteAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2676,10 +2484,7 @@ export const serializeAws_json1_1DeleteCodeRepositoryCommand = async (
   input: DeleteCodeRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteCodeRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCodeRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCodeRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2689,10 +2494,7 @@ export const serializeAws_json1_1DeleteContextCommand = async (
   input: DeleteContextCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteContext",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteContext");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteContextRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2702,10 +2504,7 @@ export const serializeAws_json1_1DeleteDataQualityJobDefinitionCommand = async (
   input: DeleteDataQualityJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteDataQualityJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDataQualityJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDataQualityJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2715,10 +2514,7 @@ export const serializeAws_json1_1DeleteDeviceFleetCommand = async (
   input: DeleteDeviceFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteDeviceFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDeviceFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDeviceFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2728,10 +2524,7 @@ export const serializeAws_json1_1DeleteDomainCommand = async (
   input: DeleteDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2741,10 +2534,7 @@ export const serializeAws_json1_1DeleteEdgeDeploymentPlanCommand = async (
   input: DeleteEdgeDeploymentPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteEdgeDeploymentPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEdgeDeploymentPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEdgeDeploymentPlanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2754,10 +2544,7 @@ export const serializeAws_json1_1DeleteEdgeDeploymentStageCommand = async (
   input: DeleteEdgeDeploymentStageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteEdgeDeploymentStage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEdgeDeploymentStage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEdgeDeploymentStageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2767,10 +2554,7 @@ export const serializeAws_json1_1DeleteEndpointCommand = async (
   input: DeleteEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEndpointInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2780,10 +2564,7 @@ export const serializeAws_json1_1DeleteEndpointConfigCommand = async (
   input: DeleteEndpointConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteEndpointConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEndpointConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEndpointConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2793,10 +2574,7 @@ export const serializeAws_json1_1DeleteExperimentCommand = async (
   input: DeleteExperimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteExperiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteExperiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteExperimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2806,10 +2584,7 @@ export const serializeAws_json1_1DeleteFeatureGroupCommand = async (
   input: DeleteFeatureGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteFeatureGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFeatureGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFeatureGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2819,10 +2594,7 @@ export const serializeAws_json1_1DeleteFlowDefinitionCommand = async (
   input: DeleteFlowDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteFlowDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFlowDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFlowDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2832,10 +2604,7 @@ export const serializeAws_json1_1DeleteHubCommand = async (
   input: DeleteHubCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteHub",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteHub");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteHubRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2845,10 +2614,7 @@ export const serializeAws_json1_1DeleteHubContentCommand = async (
   input: DeleteHubContentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteHubContent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteHubContent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteHubContentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2858,10 +2624,7 @@ export const serializeAws_json1_1DeleteHumanTaskUiCommand = async (
   input: DeleteHumanTaskUiCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteHumanTaskUi",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteHumanTaskUi");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteHumanTaskUiRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2871,10 +2634,7 @@ export const serializeAws_json1_1DeleteImageCommand = async (
   input: DeleteImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2884,10 +2644,7 @@ export const serializeAws_json1_1DeleteImageVersionCommand = async (
   input: DeleteImageVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteImageVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteImageVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteImageVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2897,10 +2654,7 @@ export const serializeAws_json1_1DeleteInferenceExperimentCommand = async (
   input: DeleteInferenceExperimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteInferenceExperiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteInferenceExperiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteInferenceExperimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2910,10 +2664,7 @@ export const serializeAws_json1_1DeleteModelCommand = async (
   input: DeleteModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteModelInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2923,10 +2674,7 @@ export const serializeAws_json1_1DeleteModelBiasJobDefinitionCommand = async (
   input: DeleteModelBiasJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteModelBiasJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModelBiasJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteModelBiasJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2936,10 +2684,7 @@ export const serializeAws_json1_1DeleteModelCardCommand = async (
   input: DeleteModelCardCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteModelCard",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModelCard");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteModelCardRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2949,10 +2694,7 @@ export const serializeAws_json1_1DeleteModelExplainabilityJobDefinitionCommand =
   input: DeleteModelExplainabilityJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteModelExplainabilityJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModelExplainabilityJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteModelExplainabilityJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2962,10 +2704,7 @@ export const serializeAws_json1_1DeleteModelPackageCommand = async (
   input: DeleteModelPackageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteModelPackage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModelPackage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteModelPackageInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2975,10 +2714,7 @@ export const serializeAws_json1_1DeleteModelPackageGroupCommand = async (
   input: DeleteModelPackageGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteModelPackageGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModelPackageGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteModelPackageGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2988,10 +2724,7 @@ export const serializeAws_json1_1DeleteModelPackageGroupPolicyCommand = async (
   input: DeleteModelPackageGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteModelPackageGroupPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModelPackageGroupPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteModelPackageGroupPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3001,10 +2734,7 @@ export const serializeAws_json1_1DeleteModelQualityJobDefinitionCommand = async
   input: DeleteModelQualityJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteModelQualityJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteModelQualityJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteModelQualityJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3014,10 +2744,7 @@ export const serializeAws_json1_1DeleteMonitoringScheduleCommand = async (
   input: DeleteMonitoringScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteMonitoringSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMonitoringSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMonitoringScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3027,10 +2754,7 @@ export const serializeAws_json1_1DeleteNotebookInstanceCommand = async (
   input: DeleteNotebookInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteNotebookInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteNotebookInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteNotebookInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3040,10 +2764,7 @@ export const serializeAws_json1_1DeleteNotebookInstanceLifecycleConfigCommand =
   input: DeleteNotebookInstanceLifecycleConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteNotebookInstanceLifecycleConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteNotebookInstanceLifecycleConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteNotebookInstanceLifecycleConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3053,10 +2774,7 @@ export const serializeAws_json1_1DeletePipelineCommand = async (
   input: DeletePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeletePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePipelineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3066,10 +2784,7 @@ export const serializeAws_json1_1DeleteProjectCommand = async (
   input: DeleteProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProjectInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3079,10 +2794,7 @@ export const serializeAws_json1_1DeleteSpaceCommand = async (
   input: DeleteSpaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteSpace",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSpace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSpaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3092,10 +2804,7 @@ export const serializeAws_json1_1DeleteStudioLifecycleConfigCommand = async (
   input: DeleteStudioLifecycleConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteStudioLifecycleConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteStudioLifecycleConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteStudioLifecycleConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3105,10 +2814,7 @@ export const serializeAws_json1_1DeleteTagsCommand = async (
   input: DeleteTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTagsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3118,10 +2824,7 @@ export const serializeAws_json1_1DeleteTrialCommand = async (
   input: DeleteTrialCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteTrial",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTrial");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTrialRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3131,10 +2834,7 @@ export const serializeAws_json1_1DeleteTrialComponentCommand = async (
   input: DeleteTrialComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteTrialComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTrialComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTrialComponentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3144,10 +2844,7 @@ export const serializeAws_json1_1DeleteUserProfileCommand = async (
   input: DeleteUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3157,10 +2854,7 @@ export const serializeAws_json1_1DeleteWorkforceCommand = async (
   input: DeleteWorkforceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteWorkforce",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWorkforce");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWorkforceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3170,10 +2864,7 @@ export const serializeAws_json1_1DeleteWorkteamCommand = async (
   input: DeleteWorkteamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeleteWorkteam",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWorkteam");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWorkteamRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3183,10 +2874,7 @@ export const serializeAws_json1_1DeregisterDevicesCommand = async (
   input: DeregisterDevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DeregisterDevices",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterDevices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterDevicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3196,10 +2884,7 @@ export const serializeAws_json1_1DescribeActionCommand = async (
   input: DescribeActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeActionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3209,10 +2894,7 @@ export const serializeAws_json1_1DescribeAlgorithmCommand = async (
   input: DescribeAlgorithmCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeAlgorithm",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAlgorithm");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAlgorithmInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3222,10 +2904,7 @@ export const serializeAws_json1_1DescribeAppCommand = async (
   input: DescribeAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3235,10 +2914,7 @@ export const serializeAws_json1_1DescribeAppImageConfigCommand = async (
   input: DescribeAppImageConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeAppImageConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAppImageConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAppImageConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3248,10 +2924,7 @@ export const serializeAws_json1_1DescribeArtifactCommand = async (
   input: DescribeArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeArtifactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3261,10 +2934,7 @@ export const serializeAws_json1_1DescribeAutoMLJobCommand = async (
   input: DescribeAutoMLJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeAutoMLJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAutoMLJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAutoMLJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3274,10 +2944,7 @@ export const serializeAws_json1_1DescribeAutoMLJobV2Command = async (
   input: DescribeAutoMLJobV2CommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeAutoMLJobV2",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAutoMLJobV2");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAutoMLJobV2Request(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3287,10 +2954,7 @@ export const serializeAws_json1_1DescribeCodeRepositoryCommand = async (
   input: DescribeCodeRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeCodeRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCodeRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCodeRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3300,10 +2964,7 @@ export const serializeAws_json1_1DescribeCompilationJobCommand = async (
   input: DescribeCompilationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeCompilationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCompilationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCompilationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3313,10 +2974,7 @@ export const serializeAws_json1_1DescribeContextCommand = async (
   input: DescribeContextCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeContext",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeContext");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeContextRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3326,10 +2984,7 @@ export const serializeAws_json1_1DescribeDataQualityJobDefinitionCommand = async
   input: DescribeDataQualityJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeDataQualityJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDataQualityJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDataQualityJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3339,10 +2994,7 @@ export const serializeAws_json1_1DescribeDeviceCommand = async (
   input: DescribeDeviceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeDevice",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDevice");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDeviceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3352,10 +3004,7 @@ export const serializeAws_json1_1DescribeDeviceFleetCommand = async (
   input: DescribeDeviceFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeDeviceFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDeviceFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDeviceFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3365,10 +3014,7 @@ export const serializeAws_json1_1DescribeDomainCommand = async (
   input: DescribeDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3378,10 +3024,7 @@ export const serializeAws_json1_1DescribeEdgeDeploymentPlanCommand = async (
   input: DescribeEdgeDeploymentPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeEdgeDeploymentPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEdgeDeploymentPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEdgeDeploymentPlanRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3391,10 +3034,7 @@ export const serializeAws_json1_1DescribeEdgePackagingJobCommand = async (
   input: DescribeEdgePackagingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeEdgePackagingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEdgePackagingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEdgePackagingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3404,10 +3044,7 @@ export const serializeAws_json1_1DescribeEndpointCommand = async (
   input: DescribeEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEndpointInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3417,10 +3054,7 @@ export const serializeAws_json1_1DescribeEndpointConfigCommand = async (
   input: DescribeEndpointConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeEndpointConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEndpointConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEndpointConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3430,10 +3064,7 @@ export const serializeAws_json1_1DescribeExperimentCommand = async (
   input: DescribeExperimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeExperiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeExperiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeExperimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3443,10 +3074,7 @@ export const serializeAws_json1_1DescribeFeatureGroupCommand = async (
   input: DescribeFeatureGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeFeatureGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFeatureGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFeatureGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3456,10 +3084,7 @@ export const serializeAws_json1_1DescribeFeatureMetadataCommand = async (
   input: DescribeFeatureMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeFeatureMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFeatureMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFeatureMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3469,10 +3094,7 @@ export const serializeAws_json1_1DescribeFlowDefinitionCommand = async (
   input: DescribeFlowDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeFlowDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFlowDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFlowDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3482,10 +3104,7 @@ export const serializeAws_json1_1DescribeHubCommand = async (
   input: DescribeHubCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeHub",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeHub");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeHubRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3495,10 +3114,7 @@ export const serializeAws_json1_1DescribeHubContentCommand = async (
   input: DescribeHubContentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeHubContent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeHubContent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeHubContentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3508,10 +3124,7 @@ export const serializeAws_json1_1DescribeHumanTaskUiCommand = async (
   input: DescribeHumanTaskUiCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeHumanTaskUi",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeHumanTaskUi");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeHumanTaskUiRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3521,10 +3134,7 @@ export const serializeAws_json1_1DescribeHyperParameterTuningJobCommand = async
   input: DescribeHyperParameterTuningJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeHyperParameterTuningJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeHyperParameterTuningJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeHyperParameterTuningJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3534,10 +3144,7 @@ export const serializeAws_json1_1DescribeImageCommand = async (
   input: DescribeImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3547,10 +3154,7 @@ export const serializeAws_json1_1DescribeImageVersionCommand = async (
   input: DescribeImageVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeImageVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeImageVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeImageVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3560,10 +3164,7 @@ export const serializeAws_json1_1DescribeInferenceExperimentCommand = async (
   input: DescribeInferenceExperimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeInferenceExperiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInferenceExperiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInferenceExperimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3573,10 +3174,7 @@ export const serializeAws_json1_1DescribeInferenceRecommendationsJobCommand = as
   input: DescribeInferenceRecommendationsJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeInferenceRecommendationsJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInferenceRecommendationsJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInferenceRecommendationsJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3586,10 +3184,7 @@ export const serializeAws_json1_1DescribeLabelingJobCommand = async (
   input: DescribeLabelingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeLabelingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLabelingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLabelingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3599,10 +3194,7 @@ export const serializeAws_json1_1DescribeLineageGroupCommand = async (
   input: DescribeLineageGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeLineageGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLineageGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLineageGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3612,10 +3204,7 @@ export const serializeAws_json1_1DescribeModelCommand = async (
   input: DescribeModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeModelInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3625,10 +3214,7 @@ export const serializeAws_json1_1DescribeModelBiasJobDefinitionCommand = async (
   input: DescribeModelBiasJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeModelBiasJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeModelBiasJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeModelBiasJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3638,10 +3224,7 @@ export const serializeAws_json1_1DescribeModelCardCommand = async (
   input: DescribeModelCardCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeModelCard",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeModelCard");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeModelCardRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3651,10 +3234,7 @@ export const serializeAws_json1_1DescribeModelCardExportJobCommand = async (
   input: DescribeModelCardExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeModelCardExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeModelCardExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeModelCardExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3664,10 +3244,7 @@ export const serializeAws_json1_1DescribeModelExplainabilityJobDefinitionCommand
   input: DescribeModelExplainabilityJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeModelExplainabilityJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeModelExplainabilityJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeModelExplainabilityJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3677,10 +3254,7 @@ export const serializeAws_json1_1DescribeModelPackageCommand = async (
   input: DescribeModelPackageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeModelPackage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeModelPackage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeModelPackageInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3690,10 +3264,7 @@ export const serializeAws_json1_1DescribeModelPackageGroupCommand = async (
   input: DescribeModelPackageGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeModelPackageGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeModelPackageGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeModelPackageGroupInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3703,10 +3274,7 @@ export const serializeAws_json1_1DescribeModelQualityJobDefinitionCommand = asyn
   input: DescribeModelQualityJobDefinitionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeModelQualityJobDefinition",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeModelQualityJobDefinition");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeModelQualityJobDefinitionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3716,10 +3284,7 @@ export const serializeAws_json1_1DescribeMonitoringScheduleCommand = async (
   input: DescribeMonitoringScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeMonitoringSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMonitoringSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMonitoringScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3729,10 +3294,7 @@ export const serializeAws_json1_1DescribeNotebookInstanceCommand = async (
   input: DescribeNotebookInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeNotebookInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeNotebookInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeNotebookInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3742,10 +3304,7 @@ export const serializeAws_json1_1DescribeNotebookInstanceLifecycleConfigCommand
   input: DescribeNotebookInstanceLifecycleConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeNotebookInstanceLifecycleConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeNotebookInstanceLifecycleConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeNotebookInstanceLifecycleConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3755,10 +3314,7 @@ export const serializeAws_json1_1DescribePipelineCommand = async (
   input: DescribePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePipelineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3768,10 +3324,7 @@ export const serializeAws_json1_1DescribePipelineDefinitionForExecutionCommand =
   input: DescribePipelineDefinitionForExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribePipelineDefinitionForExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePipelineDefinitionForExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePipelineDefinitionForExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3781,10 +3334,7 @@ export const serializeAws_json1_1DescribePipelineExecutionCommand = async (
   input: DescribePipelineExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribePipelineExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePipelineExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePipelineExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3794,10 +3344,7 @@ export const serializeAws_json1_1DescribeProcessingJobCommand = async (
   input: DescribeProcessingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeProcessingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProcessingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProcessingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3807,10 +3354,7 @@ export const serializeAws_json1_1DescribeProjectCommand = async (
   input: DescribeProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProjectInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3820,10 +3364,7 @@ export const serializeAws_json1_1DescribeSpaceCommand = async (
   input: DescribeSpaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeSpace",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSpace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSpaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3833,10 +3374,7 @@ export const serializeAws_json1_1DescribeStudioLifecycleConfigCommand = async (
   input: DescribeStudioLifecycleConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeStudioLifecycleConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStudioLifecycleConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStudioLifecycleConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3846,10 +3384,7 @@ export const serializeAws_json1_1DescribeSubscribedWorkteamCommand = async (
   input: DescribeSubscribedWorkteamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeSubscribedWorkteam",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSubscribedWorkteam");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSubscribedWorkteamRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3859,10 +3394,7 @@ export const serializeAws_json1_1DescribeTrainingJobCommand = async (
   input: DescribeTrainingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeTrainingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTrainingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTrainingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3872,10 +3404,7 @@ export const serializeAws_json1_1DescribeTransformJobCommand = async (
   input: DescribeTransformJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeTransformJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTransformJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTransformJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3885,10 +3414,7 @@ export const serializeAws_json1_1DescribeTrialCommand = async (
   input: DescribeTrialCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeTrial",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTrial");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTrialRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3898,10 +3424,7 @@ export const serializeAws_json1_1DescribeTrialComponentCommand = async (
   input: DescribeTrialComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeTrialComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTrialComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTrialComponentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3911,10 +3434,7 @@ export const serializeAws_json1_1DescribeUserProfileCommand = async (
   input: DescribeUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3924,10 +3444,7 @@ export const serializeAws_json1_1DescribeWorkforceCommand = async (
   input: DescribeWorkforceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeWorkforce",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkforce");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWorkforceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3937,10 +3454,7 @@ export const serializeAws_json1_1DescribeWorkteamCommand = async (
   input: DescribeWorkteamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DescribeWorkteam",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkteam");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWorkteamRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3950,10 +3464,7 @@ export const serializeAws_json1_1DisableSagemakerServicecatalogPortfolioCommand
   input: DisableSagemakerServicecatalogPortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DisableSagemakerServicecatalogPortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableSagemakerServicecatalogPortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableSagemakerServicecatalogPortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3963,10 +3474,7 @@ export const serializeAws_json1_1DisassociateTrialComponentCommand = async (
   input: DisassociateTrialComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.DisassociateTrialComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateTrialComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateTrialComponentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3976,10 +3484,7 @@ export const serializeAws_json1_1EnableSagemakerServicecatalogPortfolioCommand =
   input: EnableSagemakerServicecatalogPortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.EnableSagemakerServicecatalogPortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableSagemakerServicecatalogPortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableSagemakerServicecatalogPortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3989,10 +3494,7 @@ export const serializeAws_json1_1GetDeviceFleetReportCommand = async (
   input: GetDeviceFleetReportCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.GetDeviceFleetReport",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDeviceFleetReport");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeviceFleetReportRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4002,10 +3504,7 @@ export const serializeAws_json1_1GetLineageGroupPolicyCommand = async (
   input: GetLineageGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.GetLineageGroupPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLineageGroupPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLineageGroupPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4015,10 +3514,7 @@ export const serializeAws_json1_1GetModelPackageGroupPolicyCommand = async (
   input: GetModelPackageGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.GetModelPackageGroupPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetModelPackageGroupPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetModelPackageGroupPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4028,10 +3524,7 @@ export const serializeAws_json1_1GetSagemakerServicecatalogPortfolioStatusComman
   input: GetSagemakerServicecatalogPortfolioStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.GetSagemakerServicecatalogPortfolioStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSagemakerServicecatalogPortfolioStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSagemakerServicecatalogPortfolioStatusInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4041,10 +3534,7 @@ export const serializeAws_json1_1GetSearchSuggestionsCommand = async (
   input: GetSearchSuggestionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.GetSearchSuggestions",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSearchSuggestions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSearchSuggestionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4054,10 +3544,7 @@ export const serializeAws_json1_1ImportHubContentCommand = async (
   input: ImportHubContentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ImportHubContent",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportHubContent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportHubContentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4067,10 +3554,7 @@ export const serializeAws_json1_1ListActionsCommand = async (
   input: ListActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListActions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListActions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListActionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4080,10 +3564,7 @@ export const serializeAws_json1_1ListAlgorithmsCommand = async (
   input: ListAlgorithmsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListAlgorithms",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAlgorithms");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAlgorithmsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4093,10 +3574,7 @@ export const serializeAws_json1_1ListAliasesCommand = async (
   input: ListAliasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListAliases",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAliases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAliasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4106,10 +3584,7 @@ export const serializeAws_json1_1ListAppImageConfigsCommand = async (
   input: ListAppImageConfigsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListAppImageConfigs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAppImageConfigs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAppImageConfigsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4119,10 +3594,7 @@ export const serializeAws_json1_1ListAppsCommand = async (
   input: ListAppsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListApps",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApps");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAppsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4132,10 +3604,7 @@ export const serializeAws_json1_1ListArtifactsCommand = async (
   input: ListArtifactsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListArtifacts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListArtifacts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListArtifactsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4145,10 +3614,7 @@ export const serializeAws_json1_1ListAssociationsCommand = async (
   input: ListAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssociationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4158,10 +3624,7 @@ export const serializeAws_json1_1ListAutoMLJobsCommand = async (
   input: ListAutoMLJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListAutoMLJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAutoMLJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAutoMLJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4171,10 +3634,7 @@ export const serializeAws_json1_1ListCandidatesForAutoMLJobCommand = async (
   input: ListCandidatesForAutoMLJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListCandidatesForAutoMLJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCandidatesForAutoMLJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCandidatesForAutoMLJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4184,10 +3644,7 @@ export const serializeAws_json1_1ListCodeRepositoriesCommand = async (
   input: ListCodeRepositoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListCodeRepositories",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCodeRepositories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCodeRepositoriesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4197,10 +3654,7 @@ export const serializeAws_json1_1ListCompilationJobsCommand = async (
   input: ListCompilationJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListCompilationJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCompilationJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCompilationJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4210,10 +3664,7 @@ export const serializeAws_json1_1ListContextsCommand = async (
   input: ListContextsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListContexts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListContexts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListContextsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4223,10 +3674,7 @@ export const serializeAws_json1_1ListDataQualityJobDefinitionsCommand = async (
   input: ListDataQualityJobDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListDataQualityJobDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDataQualityJobDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDataQualityJobDefinitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4236,10 +3684,7 @@ export const serializeAws_json1_1ListDeviceFleetsCommand = async (
   input: ListDeviceFleetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListDeviceFleets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDeviceFleets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDeviceFleetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4249,10 +3694,7 @@ export const serializeAws_json1_1ListDevicesCommand = async (
   input: ListDevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListDevices",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDevices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDevicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4262,10 +3704,7 @@ export const serializeAws_json1_1ListDomainsCommand = async (
   input: ListDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListDomains",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDomains");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDomainsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4275,10 +3714,7 @@ export const serializeAws_json1_1ListEdgeDeploymentPlansCommand = async (
   input: ListEdgeDeploymentPlansCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListEdgeDeploymentPlans",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEdgeDeploymentPlans");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEdgeDeploymentPlansRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4288,10 +3724,7 @@ export const serializeAws_json1_1ListEdgePackagingJobsCommand = async (
   input: ListEdgePackagingJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListEdgePackagingJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEdgePackagingJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEdgePackagingJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4301,10 +3734,7 @@ export const serializeAws_json1_1ListEndpointConfigsCommand = async (
   input: ListEndpointConfigsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListEndpointConfigs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEndpointConfigs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEndpointConfigsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4314,10 +3744,7 @@ export const serializeAws_json1_1ListEndpointsCommand = async (
   input: ListEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEndpointsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4327,10 +3754,7 @@ export const serializeAws_json1_1ListExperimentsCommand = async (
   input: ListExperimentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListExperiments",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListExperiments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListExperimentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4340,10 +3764,7 @@ export const serializeAws_json1_1ListFeatureGroupsCommand = async (
   input: ListFeatureGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListFeatureGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFeatureGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFeatureGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4353,10 +3774,7 @@ export const serializeAws_json1_1ListFlowDefinitionsCommand = async (
   input: ListFlowDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListFlowDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFlowDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFlowDefinitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4366,10 +3784,7 @@ export const serializeAws_json1_1ListHubContentsCommand = async (
   input: ListHubContentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListHubContents",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHubContents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHubContentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4379,10 +3794,7 @@ export const serializeAws_json1_1ListHubContentVersionsCommand = async (
   input: ListHubContentVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListHubContentVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHubContentVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHubContentVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4392,10 +3804,7 @@ export const serializeAws_json1_1ListHubsCommand = async (
   input: ListHubsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListHubs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHubs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHubsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4405,10 +3814,7 @@ export const serializeAws_json1_1ListHumanTaskUisCommand = async (
   input: ListHumanTaskUisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListHumanTaskUis",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHumanTaskUis");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHumanTaskUisRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4418,10 +3824,7 @@ export const serializeAws_json1_1ListHyperParameterTuningJobsCommand = async (
   input: ListHyperParameterTuningJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListHyperParameterTuningJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHyperParameterTuningJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHyperParameterTuningJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4431,10 +3834,7 @@ export const serializeAws_json1_1ListImagesCommand = async (
   input: ListImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListImages",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListImages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListImagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4444,10 +3844,7 @@ export const serializeAws_json1_1ListImageVersionsCommand = async (
   input: ListImageVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListImageVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListImageVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListImageVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4457,10 +3854,7 @@ export const serializeAws_json1_1ListInferenceExperimentsCommand = async (
   input: ListInferenceExperimentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListInferenceExperiments",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInferenceExperiments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListInferenceExperimentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4470,10 +3864,7 @@ export const serializeAws_json1_1ListInferenceRecommendationsJobsCommand = async
   input: ListInferenceRecommendationsJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListInferenceRecommendationsJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInferenceRecommendationsJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListInferenceRecommendationsJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4483,10 +3874,7 @@ export const serializeAws_json1_1ListInferenceRecommendationsJobStepsCommand = a
   input: ListInferenceRecommendationsJobStepsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListInferenceRecommendationsJobSteps",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInferenceRecommendationsJobSteps");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListInferenceRecommendationsJobStepsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4496,10 +3884,7 @@ export const serializeAws_json1_1ListLabelingJobsCommand = async (
   input: ListLabelingJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListLabelingJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLabelingJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLabelingJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4509,10 +3894,7 @@ export const serializeAws_json1_1ListLabelingJobsForWorkteamCommand = async (
   input: ListLabelingJobsForWorkteamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListLabelingJobsForWorkteam",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLabelingJobsForWorkteam");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLabelingJobsForWorkteamRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4522,10 +3904,7 @@ export const serializeAws_json1_1ListLineageGroupsCommand = async (
   input: ListLineageGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListLineageGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLineageGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLineageGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4535,10 +3914,7 @@ export const serializeAws_json1_1ListModelBiasJobDefinitionsCommand = async (
   input: ListModelBiasJobDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListModelBiasJobDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModelBiasJobDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListModelBiasJobDefinitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4548,10 +3924,7 @@ export const serializeAws_json1_1ListModelCardExportJobsCommand = async (
   input: ListModelCardExportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListModelCardExportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModelCardExportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListModelCardExportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4561,10 +3934,7 @@ export const serializeAws_json1_1ListModelCardsCommand = async (
   input: ListModelCardsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListModelCards",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModelCards");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListModelCardsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4574,10 +3944,7 @@ export const serializeAws_json1_1ListModelCardVersionsCommand = async (
   input: ListModelCardVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListModelCardVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModelCardVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListModelCardVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4587,10 +3954,7 @@ export const serializeAws_json1_1ListModelExplainabilityJobDefinitionsCommand =
   input: ListModelExplainabilityJobDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListModelExplainabilityJobDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModelExplainabilityJobDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListModelExplainabilityJobDefinitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4600,10 +3964,7 @@ export const serializeAws_json1_1ListModelMetadataCommand = async (
   input: ListModelMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListModelMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModelMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListModelMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4613,10 +3974,7 @@ export const serializeAws_json1_1ListModelPackageGroupsCommand = async (
   input: ListModelPackageGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListModelPackageGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModelPackageGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListModelPackageGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4626,10 +3984,7 @@ export const serializeAws_json1_1ListModelPackagesCommand = async (
   input: ListModelPackagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListModelPackages",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModelPackages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListModelPackagesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4639,10 +3994,7 @@ export const serializeAws_json1_1ListModelQualityJobDefinitionsCommand = async (
   input: ListModelQualityJobDefinitionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListModelQualityJobDefinitions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModelQualityJobDefinitions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListModelQualityJobDefinitionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4652,10 +4004,7 @@ export const serializeAws_json1_1ListModelsCommand = async (
   input: ListModelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListModels",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListModels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListModelsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4665,10 +4014,7 @@ export const serializeAws_json1_1ListMonitoringAlertHistoryCommand = async (
   input: ListMonitoringAlertHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListMonitoringAlertHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMonitoringAlertHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMonitoringAlertHistoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4678,10 +4024,7 @@ export const serializeAws_json1_1ListMonitoringAlertsCommand = async (
   input: ListMonitoringAlertsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListMonitoringAlerts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMonitoringAlerts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMonitoringAlertsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4691,10 +4034,7 @@ export const serializeAws_json1_1ListMonitoringExecutionsCommand = async (
   input: ListMonitoringExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListMonitoringExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMonitoringExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMonitoringExecutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4704,10 +4044,7 @@ export const serializeAws_json1_1ListMonitoringSchedulesCommand = async (
   input: ListMonitoringSchedulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListMonitoringSchedules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMonitoringSchedules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMonitoringSchedulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4717,10 +4054,7 @@ export const serializeAws_json1_1ListNotebookInstanceLifecycleConfigsCommand = a
   input: ListNotebookInstanceLifecycleConfigsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListNotebookInstanceLifecycleConfigs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListNotebookInstanceLifecycleConfigs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListNotebookInstanceLifecycleConfigsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4730,10 +4064,7 @@ export const serializeAws_json1_1ListNotebookInstancesCommand = async (
   input: ListNotebookInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListNotebookInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListNotebookInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListNotebookInstancesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4743,10 +4074,7 @@ export const serializeAws_json1_1ListPipelineExecutionsCommand = async (
   input: ListPipelineExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListPipelineExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPipelineExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPipelineExecutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4756,10 +4084,7 @@ export const serializeAws_json1_1ListPipelineExecutionStepsCommand = async (
   input: ListPipelineExecutionStepsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListPipelineExecutionSteps",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPipelineExecutionSteps");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPipelineExecutionStepsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4769,10 +4094,7 @@ export const serializeAws_json1_1ListPipelineParametersForExecutionCommand = asy
   input: ListPipelineParametersForExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListPipelineParametersForExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPipelineParametersForExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPipelineParametersForExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4782,10 +4104,7 @@ export const serializeAws_json1_1ListPipelinesCommand = async (
   input: ListPipelinesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListPipelines",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPipelines");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPipelinesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4795,10 +4114,7 @@ export const serializeAws_json1_1ListProcessingJobsCommand = async (
   input: ListProcessingJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListProcessingJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProcessingJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProcessingJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4808,10 +4124,7 @@ export const serializeAws_json1_1ListProjectsCommand = async (
   input: ListProjectsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListProjects",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProjects");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProjectsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4821,10 +4134,7 @@ export const serializeAws_json1_1ListSpacesCommand = async (
   input: ListSpacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListSpaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSpaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSpacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4834,10 +4144,7 @@ export const serializeAws_json1_1ListStageDevicesCommand = async (
   input: ListStageDevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListStageDevices",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStageDevices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStageDevicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4847,10 +4154,7 @@ export const serializeAws_json1_1ListStudioLifecycleConfigsCommand = async (
   input: ListStudioLifecycleConfigsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListStudioLifecycleConfigs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStudioLifecycleConfigs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStudioLifecycleConfigsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4860,10 +4164,7 @@ export const serializeAws_json1_1ListSubscribedWorkteamsCommand = async (
   input: ListSubscribedWorkteamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListSubscribedWorkteams",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSubscribedWorkteams");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSubscribedWorkteamsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4873,10 +4174,7 @@ export const serializeAws_json1_1ListTagsCommand = async (
   input: ListTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4886,10 +4184,7 @@ export const serializeAws_json1_1ListTrainingJobsCommand = async (
   input: ListTrainingJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListTrainingJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTrainingJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTrainingJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4899,10 +4194,7 @@ export const serializeAws_json1_1ListTrainingJobsForHyperParameterTuningJobComma
   input: ListTrainingJobsForHyperParameterTuningJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListTrainingJobsForHyperParameterTuningJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTrainingJobsForHyperParameterTuningJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTrainingJobsForHyperParameterTuningJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4912,10 +4204,7 @@ export const serializeAws_json1_1ListTransformJobsCommand = async (
   input: ListTransformJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListTransformJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTransformJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTransformJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4925,10 +4214,7 @@ export const serializeAws_json1_1ListTrialComponentsCommand = async (
   input: ListTrialComponentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListTrialComponents",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTrialComponents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTrialComponentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4938,10 +4224,7 @@ export const serializeAws_json1_1ListTrialsCommand = async (
   input: ListTrialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListTrials",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTrials");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTrialsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4951,10 +4234,7 @@ export const serializeAws_json1_1ListUserProfilesCommand = async (
   input: ListUserProfilesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListUserProfiles",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUserProfiles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUserProfilesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4964,10 +4244,7 @@ export const serializeAws_json1_1ListWorkforcesCommand = async (
   input: ListWorkforcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListWorkforces",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWorkforces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWorkforcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4977,10 +4254,7 @@ export const serializeAws_json1_1ListWorkteamsCommand = async (
   input: ListWorkteamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.ListWorkteams",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWorkteams");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWorkteamsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4990,10 +4264,7 @@ export const serializeAws_json1_1PutModelPackageGroupPolicyCommand = async (
   input: PutModelPackageGroupPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.PutModelPackageGroupPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutModelPackageGroupPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutModelPackageGroupPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5003,10 +4274,7 @@ export const serializeAws_json1_1QueryLineageCommand = async (
   input: QueryLineageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.QueryLineage",
-  };
+  const headers: __HeaderBag = sharedHeaders("QueryLineage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1QueryLineageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5016,10 +4284,7 @@ export const serializeAws_json1_1RegisterDevicesCommand = async (
   input: RegisterDevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.RegisterDevices",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterDevices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterDevicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5029,10 +4294,7 @@ export const serializeAws_json1_1RenderUiTemplateCommand = async (
   input: RenderUiTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.RenderUiTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("RenderUiTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RenderUiTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5042,10 +4304,7 @@ export const serializeAws_json1_1RetryPipelineExecutionCommand = async (
   input: RetryPipelineExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.RetryPipelineExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("RetryPipelineExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RetryPipelineExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5055,10 +4314,7 @@ export const serializeAws_json1_1SearchCommand = async (
   input: SearchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.Search",
-  };
+  const headers: __HeaderBag = sharedHeaders("Search");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5068,10 +4324,7 @@ export const serializeAws_json1_1SendPipelineExecutionStepFailureCommand = async
   input: SendPipelineExecutionStepFailureCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.SendPipelineExecutionStepFailure",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendPipelineExecutionStepFailure");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendPipelineExecutionStepFailureRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5081,10 +4334,7 @@ export const serializeAws_json1_1SendPipelineExecutionStepSuccessCommand = async
   input: SendPipelineExecutionStepSuccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.SendPipelineExecutionStepSuccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendPipelineExecutionStepSuccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendPipelineExecutionStepSuccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5094,10 +4344,7 @@ export const serializeAws_json1_1StartEdgeDeploymentStageCommand = async (
   input: StartEdgeDeploymentStageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StartEdgeDeploymentStage",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartEdgeDeploymentStage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartEdgeDeploymentStageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5107,10 +4354,7 @@ export const serializeAws_json1_1StartInferenceExperimentCommand = async (
   input: StartInferenceExperimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StartInferenceExperiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartInferenceExperiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartInferenceExperimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5120,10 +4364,7 @@ export const serializeAws_json1_1StartMonitoringScheduleCommand = async (
   input: StartMonitoringScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StartMonitoringSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartMonitoringSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartMonitoringScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5133,10 +4374,7 @@ export const serializeAws_json1_1StartNotebookInstanceCommand = async (
   input: StartNotebookInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StartNotebookInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartNotebookInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartNotebookInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5146,10 +4384,7 @@ export const serializeAws_json1_1StartPipelineExecutionCommand = async (
   input: StartPipelineExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StartPipelineExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartPipelineExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartPipelineExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5159,10 +4394,7 @@ export const serializeAws_json1_1StopAutoMLJobCommand = async (
   input: StopAutoMLJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopAutoMLJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopAutoMLJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopAutoMLJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5172,10 +4404,7 @@ export const serializeAws_json1_1StopCompilationJobCommand = async (
   input: StopCompilationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopCompilationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopCompilationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopCompilationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5185,10 +4414,7 @@ export const serializeAws_json1_1StopEdgeDeploymentStageCommand = async (
   input: StopEdgeDeploymentStageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopEdgeDeploymentStage",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopEdgeDeploymentStage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopEdgeDeploymentStageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5198,10 +4424,7 @@ export const serializeAws_json1_1StopEdgePackagingJobCommand = async (
   input: StopEdgePackagingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopEdgePackagingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopEdgePackagingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopEdgePackagingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5211,10 +4434,7 @@ export const serializeAws_json1_1StopHyperParameterTuningJobCommand = async (
   input: StopHyperParameterTuningJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopHyperParameterTuningJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopHyperParameterTuningJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopHyperParameterTuningJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5224,10 +4444,7 @@ export const serializeAws_json1_1StopInferenceExperimentCommand = async (
   input: StopInferenceExperimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopInferenceExperiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopInferenceExperiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopInferenceExperimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5237,10 +4454,7 @@ export const serializeAws_json1_1StopInferenceRecommendationsJobCommand = async
   input: StopInferenceRecommendationsJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopInferenceRecommendationsJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopInferenceRecommendationsJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopInferenceRecommendationsJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5250,10 +4464,7 @@ export const serializeAws_json1_1StopLabelingJobCommand = async (
   input: StopLabelingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopLabelingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopLabelingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopLabelingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5263,10 +4474,7 @@ export const serializeAws_json1_1StopMonitoringScheduleCommand = async (
   input: StopMonitoringScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopMonitoringSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopMonitoringSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopMonitoringScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5276,10 +4484,7 @@ export const serializeAws_json1_1StopNotebookInstanceCommand = async (
   input: StopNotebookInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopNotebookInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopNotebookInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopNotebookInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5289,10 +4494,7 @@ export const serializeAws_json1_1StopPipelineExecutionCommand = async (
   input: StopPipelineExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopPipelineExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopPipelineExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopPipelineExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5302,10 +4504,7 @@ export const serializeAws_json1_1StopProcessingJobCommand = async (
   input: StopProcessingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopProcessingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopProcessingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopProcessingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5315,10 +4514,7 @@ export const serializeAws_json1_1StopTrainingJobCommand = async (
   input: StopTrainingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopTrainingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopTrainingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopTrainingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5328,10 +4524,7 @@ export const serializeAws_json1_1StopTransformJobCommand = async (
   input: StopTransformJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.StopTransformJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopTransformJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopTransformJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5341,10 +4534,7 @@ export const serializeAws_json1_1UpdateActionCommand = async (
   input: UpdateActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateActionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5354,10 +4544,7 @@ export const serializeAws_json1_1UpdateAppImageConfigCommand = async (
   input: UpdateAppImageConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateAppImageConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAppImageConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAppImageConfigRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5367,10 +4554,7 @@ export const serializeAws_json1_1UpdateArtifactCommand = async (
   input: UpdateArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateArtifactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5380,10 +4564,7 @@ export const serializeAws_json1_1UpdateCodeRepositoryCommand = async (
   input: UpdateCodeRepositoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateCodeRepository",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCodeRepository");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCodeRepositoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5393,10 +4574,7 @@ export const serializeAws_json1_1UpdateContextCommand = async (
   input: UpdateContextCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateContext",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateContext");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateContextRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5406,10 +4584,7 @@ export const serializeAws_json1_1UpdateDeviceFleetCommand = async (
   input: UpdateDeviceFleetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateDeviceFleet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDeviceFleet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDeviceFleetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5419,10 +4594,7 @@ export const serializeAws_json1_1UpdateDevicesCommand = async (
   input: UpdateDevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateDevices",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDevices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDevicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5432,10 +4604,7 @@ export const serializeAws_json1_1UpdateDomainCommand = async (
   input: UpdateDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5445,10 +4614,7 @@ export const serializeAws_json1_1UpdateEndpointCommand = async (
   input: UpdateEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateEndpoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEndpoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEndpointInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5458,10 +4624,7 @@ export const serializeAws_json1_1UpdateEndpointWeightsAndCapacitiesCommand = asy
   input: UpdateEndpointWeightsAndCapacitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateEndpointWeightsAndCapacities",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEndpointWeightsAndCapacities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEndpointWeightsAndCapacitiesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5471,10 +4634,7 @@ export const serializeAws_json1_1UpdateExperimentCommand = async (
   input: UpdateExperimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateExperiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateExperiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateExperimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5484,10 +4644,7 @@ export const serializeAws_json1_1UpdateFeatureGroupCommand = async (
   input: UpdateFeatureGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateFeatureGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFeatureGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFeatureGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5497,10 +4654,7 @@ export const serializeAws_json1_1UpdateFeatureMetadataCommand = async (
   input: UpdateFeatureMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateFeatureMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFeatureMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFeatureMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5510,10 +4664,7 @@ export const serializeAws_json1_1UpdateHubCommand = async (
   input: UpdateHubCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateHub",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateHub");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateHubRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5523,10 +4674,7 @@ export const serializeAws_json1_1UpdateImageCommand = async (
   input: UpdateImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5536,10 +4684,7 @@ export const serializeAws_json1_1UpdateImageVersionCommand = async (
   input: UpdateImageVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateImageVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateImageVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateImageVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5549,10 +4694,7 @@ export const serializeAws_json1_1UpdateInferenceExperimentCommand = async (
   input: UpdateInferenceExperimentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateInferenceExperiment",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateInferenceExperiment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateInferenceExperimentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5562,10 +4704,7 @@ export const serializeAws_json1_1UpdateModelCardCommand = async (
   input: UpdateModelCardCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateModelCard",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateModelCard");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateModelCardRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5575,10 +4714,7 @@ export const serializeAws_json1_1UpdateModelPackageCommand = async (
   input: UpdateModelPackageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateModelPackage",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateModelPackage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateModelPackageInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5588,10 +4724,7 @@ export const serializeAws_json1_1UpdateMonitoringAlertCommand = async (
   input: UpdateMonitoringAlertCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateMonitoringAlert",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMonitoringAlert");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMonitoringAlertRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5601,10 +4734,7 @@ export const serializeAws_json1_1UpdateMonitoringScheduleCommand = async (
   input: UpdateMonitoringScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateMonitoringSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMonitoringSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMonitoringScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5614,10 +4744,7 @@ export const serializeAws_json1_1UpdateNotebookInstanceCommand = async (
   input: UpdateNotebookInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateNotebookInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNotebookInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNotebookInstanceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5627,10 +4754,7 @@ export const serializeAws_json1_1UpdateNotebookInstanceLifecycleConfigCommand =
   input: UpdateNotebookInstanceLifecycleConfigCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateNotebookInstanceLifecycleConfig",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNotebookInstanceLifecycleConfig");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNotebookInstanceLifecycleConfigInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5640,10 +4764,7 @@ export const serializeAws_json1_1UpdatePipelineCommand = async (
   input: UpdatePipelineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdatePipeline",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePipeline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePipelineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5653,10 +4774,7 @@ export const serializeAws_json1_1UpdatePipelineExecutionCommand = async (
   input: UpdatePipelineExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdatePipelineExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePipelineExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePipelineExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5666,10 +4784,7 @@ export const serializeAws_json1_1UpdateProjectCommand = async (
   input: UpdateProjectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateProject",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProject");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProjectInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5679,10 +4794,7 @@ export const serializeAws_json1_1UpdateSpaceCommand = async (
   input: UpdateSpaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateSpace",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSpace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSpaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5692,10 +4804,7 @@ export const serializeAws_json1_1UpdateTrainingJobCommand = async (
   input: UpdateTrainingJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateTrainingJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTrainingJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTrainingJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5705,10 +4814,7 @@ export const serializeAws_json1_1UpdateTrialCommand = async (
   input: UpdateTrialCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateTrial",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTrial");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTrialRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5718,10 +4824,7 @@ export const serializeAws_json1_1UpdateTrialComponentCommand = async (
   input: UpdateTrialComponentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateTrialComponent",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTrialComponent");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTrialComponentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5731,10 +4834,7 @@ export const serializeAws_json1_1UpdateUserProfileCommand = async (
   input: UpdateUserProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateUserProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUserProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUserProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5744,10 +4844,7 @@ export const serializeAws_json1_1UpdateWorkforceCommand = async (
   input: UpdateWorkforceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateWorkforce",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWorkforce");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateWorkforceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -5757,10 +4854,7 @@ export const serializeAws_json1_1UpdateWorkteamCommand = async (
   input: UpdateWorkteamCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SageMaker.UpdateWorkteam",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWorkteam");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateWorkteamRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -39518,6 +38612,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `SageMaker.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-secrets-manager/src/protocols/Aws_json1_1.ts b/clients/client-secrets-manager/src/protocols/Aws_json1_1.ts
index e8fd2ccac504e..642da49b0ea44 100644
--- a/clients/client-secrets-manager/src/protocols/Aws_json1_1.ts
+++ b/clients/client-secrets-manager/src/protocols/Aws_json1_1.ts
@@ -131,10 +131,7 @@ export const serializeAws_json1_1CancelRotateSecretCommand = async (
   input: CancelRotateSecretCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.CancelRotateSecret",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelRotateSecret");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelRotateSecretRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -144,10 +141,7 @@ export const serializeAws_json1_1CreateSecretCommand = async (
   input: CreateSecretCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.CreateSecret",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSecret");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSecretRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -157,10 +151,7 @@ export const serializeAws_json1_1DeleteResourcePolicyCommand = async (
   input: DeleteResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.DeleteResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -170,10 +161,7 @@ export const serializeAws_json1_1DeleteSecretCommand = async (
   input: DeleteSecretCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.DeleteSecret",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSecret");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSecretRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -183,10 +171,7 @@ export const serializeAws_json1_1DescribeSecretCommand = async (
   input: DescribeSecretCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.DescribeSecret",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSecret");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSecretRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -196,10 +181,7 @@ export const serializeAws_json1_1GetRandomPasswordCommand = async (
   input: GetRandomPasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.GetRandomPassword",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRandomPassword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRandomPasswordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -209,10 +191,7 @@ export const serializeAws_json1_1GetResourcePolicyCommand = async (
   input: GetResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.GetResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -222,10 +201,7 @@ export const serializeAws_json1_1GetSecretValueCommand = async (
   input: GetSecretValueCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.GetSecretValue",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSecretValue");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSecretValueRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -235,10 +211,7 @@ export const serializeAws_json1_1ListSecretsCommand = async (
   input: ListSecretsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.ListSecrets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSecrets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSecretsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -248,10 +221,7 @@ export const serializeAws_json1_1ListSecretVersionIdsCommand = async (
   input: ListSecretVersionIdsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.ListSecretVersionIds",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSecretVersionIds");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSecretVersionIdsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -261,10 +231,7 @@ export const serializeAws_json1_1PutResourcePolicyCommand = async (
   input: PutResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.PutResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -274,10 +241,7 @@ export const serializeAws_json1_1PutSecretValueCommand = async (
   input: PutSecretValueCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.PutSecretValue",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutSecretValue");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutSecretValueRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -287,10 +251,7 @@ export const serializeAws_json1_1RemoveRegionsFromReplicationCommand = async (
   input: RemoveRegionsFromReplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.RemoveRegionsFromReplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveRegionsFromReplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveRegionsFromReplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -300,10 +261,7 @@ export const serializeAws_json1_1ReplicateSecretToRegionsCommand = async (
   input: ReplicateSecretToRegionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.ReplicateSecretToRegions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ReplicateSecretToRegions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ReplicateSecretToRegionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -313,10 +271,7 @@ export const serializeAws_json1_1RestoreSecretCommand = async (
   input: RestoreSecretCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.RestoreSecret",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreSecret");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RestoreSecretRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -326,10 +281,7 @@ export const serializeAws_json1_1RotateSecretCommand = async (
   input: RotateSecretCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.RotateSecret",
-  };
+  const headers: __HeaderBag = sharedHeaders("RotateSecret");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RotateSecretRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -339,10 +291,7 @@ export const serializeAws_json1_1StopReplicationToReplicaCommand = async (
   input: StopReplicationToReplicaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.StopReplicationToReplica",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopReplicationToReplica");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopReplicationToReplicaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -352,10 +301,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -365,10 +311,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -378,10 +321,7 @@ export const serializeAws_json1_1UpdateSecretCommand = async (
   input: UpdateSecretCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.UpdateSecret",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSecret");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSecretRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -391,10 +331,7 @@ export const serializeAws_json1_1UpdateSecretVersionStageCommand = async (
   input: UpdateSecretVersionStageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.UpdateSecretVersionStage",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSecretVersionStage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSecretVersionStageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -404,10 +341,7 @@ export const serializeAws_json1_1ValidateResourcePolicyCommand = async (
   input: ValidateResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "secretsmanager.ValidateResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("ValidateResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ValidateResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2626,6 +2560,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `secretsmanager.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-service-catalog/src/protocols/Aws_json1_1.ts b/clients/client-service-catalog/src/protocols/Aws_json1_1.ts
index 4028f738d0e45..97d1681330078 100644
--- a/clients/client-service-catalog/src/protocols/Aws_json1_1.ts
+++ b/clients/client-service-catalog/src/protocols/Aws_json1_1.ts
@@ -546,10 +546,7 @@ export const serializeAws_json1_1AcceptPortfolioShareCommand = async (
   input: AcceptPortfolioShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.AcceptPortfolioShare",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcceptPortfolioShare");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AcceptPortfolioShareInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -559,10 +556,7 @@ export const serializeAws_json1_1AssociateBudgetWithResourceCommand = async (
   input: AssociateBudgetWithResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.AssociateBudgetWithResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateBudgetWithResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateBudgetWithResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -572,10 +566,7 @@ export const serializeAws_json1_1AssociatePrincipalWithPortfolioCommand = async
   input: AssociatePrincipalWithPortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.AssociatePrincipalWithPortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociatePrincipalWithPortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociatePrincipalWithPortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -585,10 +576,7 @@ export const serializeAws_json1_1AssociateProductWithPortfolioCommand = async (
   input: AssociateProductWithPortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.AssociateProductWithPortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateProductWithPortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateProductWithPortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -598,10 +586,7 @@ export const serializeAws_json1_1AssociateServiceActionWithProvisioningArtifactC
   input: AssociateServiceActionWithProvisioningArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.AssociateServiceActionWithProvisioningArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateServiceActionWithProvisioningArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateServiceActionWithProvisioningArtifactInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -611,10 +596,7 @@ export const serializeAws_json1_1AssociateTagOptionWithResourceCommand = async (
   input: AssociateTagOptionWithResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.AssociateTagOptionWithResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateTagOptionWithResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateTagOptionWithResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -624,10 +606,7 @@ export const serializeAws_json1_1BatchAssociateServiceActionWithProvisioningArti
   input: BatchAssociateServiceActionWithProvisioningArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.BatchAssociateServiceActionWithProvisioningArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchAssociateServiceActionWithProvisioningArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1BatchAssociateServiceActionWithProvisioningArtifactInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -637,10 +616,7 @@ export const serializeAws_json1_1BatchDisassociateServiceActionFromProvisioningA
   input: BatchDisassociateServiceActionFromProvisioningArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.BatchDisassociateServiceActionFromProvisioningArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("BatchDisassociateServiceActionFromProvisioningArtifact");
   let body: any;
   body = JSON.stringify(
     serializeAws_json1_1BatchDisassociateServiceActionFromProvisioningArtifactInput(input, context)
@@ -652,10 +628,7 @@ export const serializeAws_json1_1CopyProductCommand = async (
   input: CopyProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.CopyProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("CopyProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CopyProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -665,10 +638,7 @@ export const serializeAws_json1_1CreateConstraintCommand = async (
   input: CreateConstraintCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.CreateConstraint",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConstraint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateConstraintInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -678,10 +648,7 @@ export const serializeAws_json1_1CreatePortfolioCommand = async (
   input: CreatePortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.CreatePortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -691,10 +658,7 @@ export const serializeAws_json1_1CreatePortfolioShareCommand = async (
   input: CreatePortfolioShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.CreatePortfolioShare",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePortfolioShare");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePortfolioShareInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -704,10 +668,7 @@ export const serializeAws_json1_1CreateProductCommand = async (
   input: CreateProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.CreateProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -717,10 +678,7 @@ export const serializeAws_json1_1CreateProvisionedProductPlanCommand = async (
   input: CreateProvisionedProductPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.CreateProvisionedProductPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProvisionedProductPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProvisionedProductPlanInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -730,10 +688,7 @@ export const serializeAws_json1_1CreateProvisioningArtifactCommand = async (
   input: CreateProvisioningArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.CreateProvisioningArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProvisioningArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProvisioningArtifactInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -743,10 +698,7 @@ export const serializeAws_json1_1CreateServiceActionCommand = async (
   input: CreateServiceActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.CreateServiceAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateServiceAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateServiceActionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -756,10 +708,7 @@ export const serializeAws_json1_1CreateTagOptionCommand = async (
   input: CreateTagOptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.CreateTagOption",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTagOption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTagOptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -769,10 +718,7 @@ export const serializeAws_json1_1DeleteConstraintCommand = async (
   input: DeleteConstraintCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DeleteConstraint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConstraint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConstraintInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -782,10 +728,7 @@ export const serializeAws_json1_1DeletePortfolioCommand = async (
   input: DeletePortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DeletePortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -795,10 +738,7 @@ export const serializeAws_json1_1DeletePortfolioShareCommand = async (
   input: DeletePortfolioShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DeletePortfolioShare",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePortfolioShare");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePortfolioShareInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -808,10 +748,7 @@ export const serializeAws_json1_1DeleteProductCommand = async (
   input: DeleteProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DeleteProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -821,10 +758,7 @@ export const serializeAws_json1_1DeleteProvisionedProductPlanCommand = async (
   input: DeleteProvisionedProductPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DeleteProvisionedProductPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProvisionedProductPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProvisionedProductPlanInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -834,10 +768,7 @@ export const serializeAws_json1_1DeleteProvisioningArtifactCommand = async (
   input: DeleteProvisioningArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DeleteProvisioningArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProvisioningArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProvisioningArtifactInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -847,10 +778,7 @@ export const serializeAws_json1_1DeleteServiceActionCommand = async (
   input: DeleteServiceActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DeleteServiceAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteServiceAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteServiceActionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -860,10 +788,7 @@ export const serializeAws_json1_1DeleteTagOptionCommand = async (
   input: DeleteTagOptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DeleteTagOption",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTagOption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTagOptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -873,10 +798,7 @@ export const serializeAws_json1_1DescribeConstraintCommand = async (
   input: DescribeConstraintCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeConstraint",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConstraint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConstraintInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -886,10 +808,7 @@ export const serializeAws_json1_1DescribeCopyProductStatusCommand = async (
   input: DescribeCopyProductStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeCopyProductStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCopyProductStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCopyProductStatusInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -899,10 +818,7 @@ export const serializeAws_json1_1DescribePortfolioCommand = async (
   input: DescribePortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribePortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -912,10 +828,7 @@ export const serializeAws_json1_1DescribePortfolioSharesCommand = async (
   input: DescribePortfolioSharesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribePortfolioShares",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePortfolioShares");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePortfolioSharesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -925,10 +838,7 @@ export const serializeAws_json1_1DescribePortfolioShareStatusCommand = async (
   input: DescribePortfolioShareStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribePortfolioShareStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePortfolioShareStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePortfolioShareStatusInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -938,10 +848,7 @@ export const serializeAws_json1_1DescribeProductCommand = async (
   input: DescribeProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -951,10 +858,7 @@ export const serializeAws_json1_1DescribeProductAsAdminCommand = async (
   input: DescribeProductAsAdminCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeProductAsAdmin",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProductAsAdmin");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProductAsAdminInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -964,10 +868,7 @@ export const serializeAws_json1_1DescribeProductViewCommand = async (
   input: DescribeProductViewCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeProductView",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProductView");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProductViewInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -977,10 +878,7 @@ export const serializeAws_json1_1DescribeProvisionedProductCommand = async (
   input: DescribeProvisionedProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeProvisionedProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProvisionedProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProvisionedProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -990,10 +888,7 @@ export const serializeAws_json1_1DescribeProvisionedProductPlanCommand = async (
   input: DescribeProvisionedProductPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeProvisionedProductPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProvisionedProductPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProvisionedProductPlanInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1003,10 +898,7 @@ export const serializeAws_json1_1DescribeProvisioningArtifactCommand = async (
   input: DescribeProvisioningArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeProvisioningArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProvisioningArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProvisioningArtifactInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1016,10 +908,7 @@ export const serializeAws_json1_1DescribeProvisioningParametersCommand = async (
   input: DescribeProvisioningParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeProvisioningParameters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProvisioningParameters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProvisioningParametersInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1029,10 +918,7 @@ export const serializeAws_json1_1DescribeRecordCommand = async (
   input: DescribeRecordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeRecord",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeRecord");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeRecordInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1042,10 +928,7 @@ export const serializeAws_json1_1DescribeServiceActionCommand = async (
   input: DescribeServiceActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeServiceAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeServiceAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeServiceActionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1055,10 +938,7 @@ export const serializeAws_json1_1DescribeServiceActionExecutionParametersCommand
   input: DescribeServiceActionExecutionParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeServiceActionExecutionParameters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeServiceActionExecutionParameters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeServiceActionExecutionParametersInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1068,10 +948,7 @@ export const serializeAws_json1_1DescribeTagOptionCommand = async (
   input: DescribeTagOptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DescribeTagOption",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTagOption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTagOptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1081,10 +958,7 @@ export const serializeAws_json1_1DisableAWSOrganizationsAccessCommand = async (
   input: DisableAWSOrganizationsAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DisableAWSOrganizationsAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableAWSOrganizationsAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableAWSOrganizationsAccessInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1094,10 +968,7 @@ export const serializeAws_json1_1DisassociateBudgetFromResourceCommand = async (
   input: DisassociateBudgetFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DisassociateBudgetFromResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateBudgetFromResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateBudgetFromResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1107,10 +978,7 @@ export const serializeAws_json1_1DisassociatePrincipalFromPortfolioCommand = asy
   input: DisassociatePrincipalFromPortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DisassociatePrincipalFromPortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociatePrincipalFromPortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociatePrincipalFromPortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1120,10 +988,7 @@ export const serializeAws_json1_1DisassociateProductFromPortfolioCommand = async
   input: DisassociateProductFromPortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DisassociateProductFromPortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateProductFromPortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateProductFromPortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1133,10 +998,7 @@ export const serializeAws_json1_1DisassociateServiceActionFromProvisioningArtifa
   input: DisassociateServiceActionFromProvisioningArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DisassociateServiceActionFromProvisioningArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateServiceActionFromProvisioningArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateServiceActionFromProvisioningArtifactInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1146,10 +1008,7 @@ export const serializeAws_json1_1DisassociateTagOptionFromResourceCommand = asyn
   input: DisassociateTagOptionFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.DisassociateTagOptionFromResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateTagOptionFromResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateTagOptionFromResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1159,10 +1018,7 @@ export const serializeAws_json1_1EnableAWSOrganizationsAccessCommand = async (
   input: EnableAWSOrganizationsAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.EnableAWSOrganizationsAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableAWSOrganizationsAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableAWSOrganizationsAccessInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1172,10 +1028,7 @@ export const serializeAws_json1_1ExecuteProvisionedProductPlanCommand = async (
   input: ExecuteProvisionedProductPlanCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ExecuteProvisionedProductPlan",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExecuteProvisionedProductPlan");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ExecuteProvisionedProductPlanInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1185,10 +1038,7 @@ export const serializeAws_json1_1ExecuteProvisionedProductServiceActionCommand =
   input: ExecuteProvisionedProductServiceActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ExecuteProvisionedProductServiceAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExecuteProvisionedProductServiceAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ExecuteProvisionedProductServiceActionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1198,10 +1048,7 @@ export const serializeAws_json1_1GetAWSOrganizationsAccessStatusCommand = async
   input: GetAWSOrganizationsAccessStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.GetAWSOrganizationsAccessStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAWSOrganizationsAccessStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAWSOrganizationsAccessStatusInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1211,10 +1058,7 @@ export const serializeAws_json1_1GetProvisionedProductOutputsCommand = async (
   input: GetProvisionedProductOutputsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.GetProvisionedProductOutputs",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetProvisionedProductOutputs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetProvisionedProductOutputsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1224,10 +1068,7 @@ export const serializeAws_json1_1ImportAsProvisionedProductCommand = async (
   input: ImportAsProvisionedProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ImportAsProvisionedProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportAsProvisionedProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportAsProvisionedProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1237,10 +1078,7 @@ export const serializeAws_json1_1ListAcceptedPortfolioSharesCommand = async (
   input: ListAcceptedPortfolioSharesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListAcceptedPortfolioShares",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAcceptedPortfolioShares");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAcceptedPortfolioSharesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1250,10 +1088,7 @@ export const serializeAws_json1_1ListBudgetsForResourceCommand = async (
   input: ListBudgetsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListBudgetsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBudgetsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListBudgetsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1263,10 +1098,7 @@ export const serializeAws_json1_1ListConstraintsForPortfolioCommand = async (
   input: ListConstraintsForPortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListConstraintsForPortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListConstraintsForPortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListConstraintsForPortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1276,10 +1108,7 @@ export const serializeAws_json1_1ListLaunchPathsCommand = async (
   input: ListLaunchPathsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListLaunchPaths",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLaunchPaths");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLaunchPathsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1289,10 +1118,7 @@ export const serializeAws_json1_1ListOrganizationPortfolioAccessCommand = async
   input: ListOrganizationPortfolioAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListOrganizationPortfolioAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOrganizationPortfolioAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOrganizationPortfolioAccessInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1302,10 +1128,7 @@ export const serializeAws_json1_1ListPortfolioAccessCommand = async (
   input: ListPortfolioAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListPortfolioAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPortfolioAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPortfolioAccessInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1315,10 +1138,7 @@ export const serializeAws_json1_1ListPortfoliosCommand = async (
   input: ListPortfoliosCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListPortfolios",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPortfolios");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPortfoliosInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1328,10 +1148,7 @@ export const serializeAws_json1_1ListPortfoliosForProductCommand = async (
   input: ListPortfoliosForProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListPortfoliosForProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPortfoliosForProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPortfoliosForProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1341,10 +1158,7 @@ export const serializeAws_json1_1ListPrincipalsForPortfolioCommand = async (
   input: ListPrincipalsForPortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListPrincipalsForPortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPrincipalsForPortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPrincipalsForPortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1354,10 +1168,7 @@ export const serializeAws_json1_1ListProvisionedProductPlansCommand = async (
   input: ListProvisionedProductPlansCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListProvisionedProductPlans",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProvisionedProductPlans");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProvisionedProductPlansInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1367,10 +1178,7 @@ export const serializeAws_json1_1ListProvisioningArtifactsCommand = async (
   input: ListProvisioningArtifactsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListProvisioningArtifacts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProvisioningArtifacts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProvisioningArtifactsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1380,10 +1188,7 @@ export const serializeAws_json1_1ListProvisioningArtifactsForServiceActionComman
   input: ListProvisioningArtifactsForServiceActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListProvisioningArtifactsForServiceAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProvisioningArtifactsForServiceAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProvisioningArtifactsForServiceActionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1393,10 +1198,7 @@ export const serializeAws_json1_1ListRecordHistoryCommand = async (
   input: ListRecordHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListRecordHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRecordHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRecordHistoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1406,10 +1208,7 @@ export const serializeAws_json1_1ListResourcesForTagOptionCommand = async (
   input: ListResourcesForTagOptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListResourcesForTagOption",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourcesForTagOption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourcesForTagOptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1419,10 +1218,7 @@ export const serializeAws_json1_1ListServiceActionsCommand = async (
   input: ListServiceActionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListServiceActions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServiceActions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListServiceActionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1432,10 +1228,7 @@ export const serializeAws_json1_1ListServiceActionsForProvisioningArtifactComman
   input: ListServiceActionsForProvisioningArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListServiceActionsForProvisioningArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServiceActionsForProvisioningArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListServiceActionsForProvisioningArtifactInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1445,10 +1238,7 @@ export const serializeAws_json1_1ListStackInstancesForProvisionedProductCommand
   input: ListStackInstancesForProvisionedProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListStackInstancesForProvisionedProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStackInstancesForProvisionedProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListStackInstancesForProvisionedProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1458,10 +1248,7 @@ export const serializeAws_json1_1ListTagOptionsCommand = async (
   input: ListTagOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ListTagOptions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagOptions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagOptionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1471,10 +1258,7 @@ export const serializeAws_json1_1ProvisionProductCommand = async (
   input: ProvisionProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ProvisionProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("ProvisionProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ProvisionProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1484,10 +1268,7 @@ export const serializeAws_json1_1RejectPortfolioShareCommand = async (
   input: RejectPortfolioShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.RejectPortfolioShare",
-  };
+  const headers: __HeaderBag = sharedHeaders("RejectPortfolioShare");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RejectPortfolioShareInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1497,10 +1278,7 @@ export const serializeAws_json1_1ScanProvisionedProductsCommand = async (
   input: ScanProvisionedProductsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.ScanProvisionedProducts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ScanProvisionedProducts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ScanProvisionedProductsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1510,10 +1288,7 @@ export const serializeAws_json1_1SearchProductsCommand = async (
   input: SearchProductsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.SearchProducts",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchProducts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchProductsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1523,10 +1298,7 @@ export const serializeAws_json1_1SearchProductsAsAdminCommand = async (
   input: SearchProductsAsAdminCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.SearchProductsAsAdmin",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchProductsAsAdmin");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchProductsAsAdminInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1536,10 +1308,7 @@ export const serializeAws_json1_1SearchProvisionedProductsCommand = async (
   input: SearchProvisionedProductsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.SearchProvisionedProducts",
-  };
+  const headers: __HeaderBag = sharedHeaders("SearchProvisionedProducts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SearchProvisionedProductsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1549,10 +1318,7 @@ export const serializeAws_json1_1TerminateProvisionedProductCommand = async (
   input: TerminateProvisionedProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.TerminateProvisionedProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("TerminateProvisionedProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TerminateProvisionedProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1562,10 +1328,7 @@ export const serializeAws_json1_1UpdateConstraintCommand = async (
   input: UpdateConstraintCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.UpdateConstraint",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateConstraint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateConstraintInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1575,10 +1338,7 @@ export const serializeAws_json1_1UpdatePortfolioCommand = async (
   input: UpdatePortfolioCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.UpdatePortfolio",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePortfolio");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePortfolioInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1588,10 +1348,7 @@ export const serializeAws_json1_1UpdatePortfolioShareCommand = async (
   input: UpdatePortfolioShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.UpdatePortfolioShare",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePortfolioShare");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePortfolioShareInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1601,10 +1358,7 @@ export const serializeAws_json1_1UpdateProductCommand = async (
   input: UpdateProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.UpdateProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1614,10 +1368,7 @@ export const serializeAws_json1_1UpdateProvisionedProductCommand = async (
   input: UpdateProvisionedProductCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.UpdateProvisionedProduct",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProvisionedProduct");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProvisionedProductInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1627,10 +1378,7 @@ export const serializeAws_json1_1UpdateProvisionedProductPropertiesCommand = asy
   input: UpdateProvisionedProductPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.UpdateProvisionedProductProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProvisionedProductProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProvisionedProductPropertiesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1640,10 +1388,7 @@ export const serializeAws_json1_1UpdateProvisioningArtifactCommand = async (
   input: UpdateProvisioningArtifactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.UpdateProvisioningArtifact",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProvisioningArtifact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProvisioningArtifactInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1653,10 +1398,7 @@ export const serializeAws_json1_1UpdateServiceActionCommand = async (
   input: UpdateServiceActionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.UpdateServiceAction",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateServiceAction");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateServiceActionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1666,10 +1408,7 @@ export const serializeAws_json1_1UpdateTagOptionCommand = async (
   input: UpdateTagOptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWS242ServiceCatalogService.UpdateTagOption",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTagOption");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateTagOptionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -9476,6 +9215,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWS242ServiceCatalogService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-service-quotas/src/protocols/Aws_json1_1.ts b/clients/client-service-quotas/src/protocols/Aws_json1_1.ts
index 25769df9b4b6b..4c1039b59be48 100644
--- a/clients/client-service-quotas/src/protocols/Aws_json1_1.ts
+++ b/clients/client-service-quotas/src/protocols/Aws_json1_1.ts
@@ -151,10 +151,7 @@ export const serializeAws_json1_1AssociateServiceQuotaTemplateCommand = async (
   input: AssociateServiceQuotaTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.AssociateServiceQuotaTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateServiceQuotaTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateServiceQuotaTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -164,10 +161,7 @@ export const serializeAws_json1_1DeleteServiceQuotaIncreaseRequestFromTemplateCo
   input: DeleteServiceQuotaIncreaseRequestFromTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.DeleteServiceQuotaIncreaseRequestFromTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteServiceQuotaIncreaseRequestFromTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteServiceQuotaIncreaseRequestFromTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -177,10 +171,7 @@ export const serializeAws_json1_1DisassociateServiceQuotaTemplateCommand = async
   input: DisassociateServiceQuotaTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.DisassociateServiceQuotaTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateServiceQuotaTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateServiceQuotaTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -190,10 +181,7 @@ export const serializeAws_json1_1GetAssociationForServiceQuotaTemplateCommand =
   input: GetAssociationForServiceQuotaTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.GetAssociationForServiceQuotaTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAssociationForServiceQuotaTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAssociationForServiceQuotaTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -203,10 +191,7 @@ export const serializeAws_json1_1GetAWSDefaultServiceQuotaCommand = async (
   input: GetAWSDefaultServiceQuotaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.GetAWSDefaultServiceQuota",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAWSDefaultServiceQuota");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAWSDefaultServiceQuotaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -216,10 +201,7 @@ export const serializeAws_json1_1GetRequestedServiceQuotaChangeCommand = async (
   input: GetRequestedServiceQuotaChangeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.GetRequestedServiceQuotaChange",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRequestedServiceQuotaChange");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRequestedServiceQuotaChangeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -229,10 +211,7 @@ export const serializeAws_json1_1GetServiceQuotaCommand = async (
   input: GetServiceQuotaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.GetServiceQuota",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetServiceQuota");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetServiceQuotaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -242,10 +221,7 @@ export const serializeAws_json1_1GetServiceQuotaIncreaseRequestFromTemplateComma
   input: GetServiceQuotaIncreaseRequestFromTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.GetServiceQuotaIncreaseRequestFromTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetServiceQuotaIncreaseRequestFromTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetServiceQuotaIncreaseRequestFromTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -255,10 +231,7 @@ export const serializeAws_json1_1ListAWSDefaultServiceQuotasCommand = async (
   input: ListAWSDefaultServiceQuotasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.ListAWSDefaultServiceQuotas",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAWSDefaultServiceQuotas");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAWSDefaultServiceQuotasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -268,10 +241,7 @@ export const serializeAws_json1_1ListRequestedServiceQuotaChangeHistoryCommand =
   input: ListRequestedServiceQuotaChangeHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.ListRequestedServiceQuotaChangeHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRequestedServiceQuotaChangeHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRequestedServiceQuotaChangeHistoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -281,10 +251,7 @@ export const serializeAws_json1_1ListRequestedServiceQuotaChangeHistoryByQuotaCo
   input: ListRequestedServiceQuotaChangeHistoryByQuotaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.ListRequestedServiceQuotaChangeHistoryByQuota",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRequestedServiceQuotaChangeHistoryByQuota");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRequestedServiceQuotaChangeHistoryByQuotaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -294,10 +261,7 @@ export const serializeAws_json1_1ListServiceQuotaIncreaseRequestsInTemplateComma
   input: ListServiceQuotaIncreaseRequestsInTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.ListServiceQuotaIncreaseRequestsInTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServiceQuotaIncreaseRequestsInTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListServiceQuotaIncreaseRequestsInTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -307,10 +271,7 @@ export const serializeAws_json1_1ListServiceQuotasCommand = async (
   input: ListServiceQuotasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.ListServiceQuotas",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServiceQuotas");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListServiceQuotasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -320,10 +281,7 @@ export const serializeAws_json1_1ListServicesCommand = async (
   input: ListServicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.ListServices",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListServicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -333,10 +291,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -346,10 +301,7 @@ export const serializeAws_json1_1PutServiceQuotaIncreaseRequestIntoTemplateComma
   input: PutServiceQuotaIncreaseRequestIntoTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.PutServiceQuotaIncreaseRequestIntoTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutServiceQuotaIncreaseRequestIntoTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutServiceQuotaIncreaseRequestIntoTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -359,10 +311,7 @@ export const serializeAws_json1_1RequestServiceQuotaIncreaseCommand = async (
   input: RequestServiceQuotaIncreaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.RequestServiceQuotaIncrease",
-  };
+  const headers: __HeaderBag = sharedHeaders("RequestServiceQuotaIncrease");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RequestServiceQuotaIncreaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -372,10 +321,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -385,10 +331,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "ServiceQuotasV20190624.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2486,6 +2429,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `ServiceQuotasV20190624.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-servicediscovery/src/protocols/Aws_json1_1.ts b/clients/client-servicediscovery/src/protocols/Aws_json1_1.ts
index 610c05050145c..e03155ff3aa4f 100644
--- a/clients/client-servicediscovery/src/protocols/Aws_json1_1.ts
+++ b/clients/client-servicediscovery/src/protocols/Aws_json1_1.ts
@@ -185,10 +185,7 @@ export const serializeAws_json1_1CreateHttpNamespaceCommand = async (
   input: CreateHttpNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.CreateHttpNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateHttpNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateHttpNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -198,10 +195,7 @@ export const serializeAws_json1_1CreatePrivateDnsNamespaceCommand = async (
   input: CreatePrivateDnsNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.CreatePrivateDnsNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePrivateDnsNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePrivateDnsNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -211,10 +205,7 @@ export const serializeAws_json1_1CreatePublicDnsNamespaceCommand = async (
   input: CreatePublicDnsNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.CreatePublicDnsNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePublicDnsNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePublicDnsNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -224,10 +215,7 @@ export const serializeAws_json1_1CreateServiceCommand = async (
   input: CreateServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.CreateService",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -237,10 +225,7 @@ export const serializeAws_json1_1DeleteNamespaceCommand = async (
   input: DeleteNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.DeleteNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -250,10 +235,7 @@ export const serializeAws_json1_1DeleteServiceCommand = async (
   input: DeleteServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.DeleteService",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -263,10 +245,7 @@ export const serializeAws_json1_1DeregisterInstanceCommand = async (
   input: DeregisterInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.DeregisterInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -276,10 +255,7 @@ export const serializeAws_json1_1DiscoverInstancesCommand = async (
   input: DiscoverInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.DiscoverInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("DiscoverInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DiscoverInstancesRequest(input, context));
   let { hostname: resolvedHostname } = await context.endpoint();
@@ -296,10 +272,7 @@ export const serializeAws_json1_1GetInstanceCommand = async (
   input: GetInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.GetInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -309,10 +282,7 @@ export const serializeAws_json1_1GetInstancesHealthStatusCommand = async (
   input: GetInstancesHealthStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.GetInstancesHealthStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInstancesHealthStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInstancesHealthStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -322,10 +292,7 @@ export const serializeAws_json1_1GetNamespaceCommand = async (
   input: GetNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.GetNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -335,10 +302,7 @@ export const serializeAws_json1_1GetOperationCommand = async (
   input: GetOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.GetOperation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOperation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOperationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -348,10 +312,7 @@ export const serializeAws_json1_1GetServiceCommand = async (
   input: GetServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.GetService",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -361,10 +322,7 @@ export const serializeAws_json1_1ListInstancesCommand = async (
   input: ListInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.ListInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListInstancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -374,10 +332,7 @@ export const serializeAws_json1_1ListNamespacesCommand = async (
   input: ListNamespacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.ListNamespaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListNamespaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListNamespacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -387,10 +342,7 @@ export const serializeAws_json1_1ListOperationsCommand = async (
   input: ListOperationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.ListOperations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOperations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOperationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -400,10 +352,7 @@ export const serializeAws_json1_1ListServicesCommand = async (
   input: ListServicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.ListServices",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListServicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -413,10 +362,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -426,10 +372,7 @@ export const serializeAws_json1_1RegisterInstanceCommand = async (
   input: RegisterInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.RegisterInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -439,10 +382,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -452,10 +392,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -465,10 +402,7 @@ export const serializeAws_json1_1UpdateHttpNamespaceCommand = async (
   input: UpdateHttpNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.UpdateHttpNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateHttpNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateHttpNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -478,10 +412,7 @@ export const serializeAws_json1_1UpdateInstanceCustomHealthStatusCommand = async
   input: UpdateInstanceCustomHealthStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.UpdateInstanceCustomHealthStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateInstanceCustomHealthStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateInstanceCustomHealthStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -491,10 +422,7 @@ export const serializeAws_json1_1UpdatePrivateDnsNamespaceCommand = async (
   input: UpdatePrivateDnsNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.UpdatePrivateDnsNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePrivateDnsNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePrivateDnsNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -504,10 +432,7 @@ export const serializeAws_json1_1UpdatePublicDnsNamespaceCommand = async (
   input: UpdatePublicDnsNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.UpdatePublicDnsNamespace",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePublicDnsNamespace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePublicDnsNamespaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -517,10 +442,7 @@ export const serializeAws_json1_1UpdateServiceCommand = async (
   input: UpdateServiceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Route53AutoNaming_v20170314.UpdateService",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateService");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateServiceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3112,6 +3034,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `Route53AutoNaming_v20170314.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-ses/src/protocols/Aws_query.ts b/clients/client-ses/src/protocols/Aws_query.ts
index 81bff2668dea3..a67063d911f20 100644
--- a/clients/client-ses/src/protocols/Aws_query.ts
+++ b/clients/client-ses/src/protocols/Aws_query.ts
@@ -457,9 +457,7 @@ export const serializeAws_queryCloneReceiptRuleSetCommand = async (
   input: CloneReceiptRuleSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCloneReceiptRuleSetRequest(input, context),
@@ -473,9 +471,7 @@ export const serializeAws_queryCreateConfigurationSetCommand = async (
   input: CreateConfigurationSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateConfigurationSetRequest(input, context),
@@ -489,9 +485,7 @@ export const serializeAws_queryCreateConfigurationSetEventDestinationCommand = a
   input: CreateConfigurationSetEventDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateConfigurationSetEventDestinationRequest(input, context),
@@ -505,9 +499,7 @@ export const serializeAws_queryCreateConfigurationSetTrackingOptionsCommand = as
   input: CreateConfigurationSetTrackingOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateConfigurationSetTrackingOptionsRequest(input, context),
@@ -521,9 +513,7 @@ export const serializeAws_queryCreateCustomVerificationEmailTemplateCommand = as
   input: CreateCustomVerificationEmailTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateCustomVerificationEmailTemplateRequest(input, context),
@@ -537,9 +527,7 @@ export const serializeAws_queryCreateReceiptFilterCommand = async (
   input: CreateReceiptFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateReceiptFilterRequest(input, context),
@@ -553,9 +541,7 @@ export const serializeAws_queryCreateReceiptRuleCommand = async (
   input: CreateReceiptRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateReceiptRuleRequest(input, context),
@@ -569,9 +555,7 @@ export const serializeAws_queryCreateReceiptRuleSetCommand = async (
   input: CreateReceiptRuleSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateReceiptRuleSetRequest(input, context),
@@ -585,9 +569,7 @@ export const serializeAws_queryCreateTemplateCommand = async (
   input: CreateTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateTemplateRequest(input, context),
@@ -601,9 +583,7 @@ export const serializeAws_queryDeleteConfigurationSetCommand = async (
   input: DeleteConfigurationSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteConfigurationSetRequest(input, context),
@@ -617,9 +597,7 @@ export const serializeAws_queryDeleteConfigurationSetEventDestinationCommand = a
   input: DeleteConfigurationSetEventDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteConfigurationSetEventDestinationRequest(input, context),
@@ -633,9 +611,7 @@ export const serializeAws_queryDeleteConfigurationSetTrackingOptionsCommand = as
   input: DeleteConfigurationSetTrackingOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteConfigurationSetTrackingOptionsRequest(input, context),
@@ -649,9 +625,7 @@ export const serializeAws_queryDeleteCustomVerificationEmailTemplateCommand = as
   input: DeleteCustomVerificationEmailTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteCustomVerificationEmailTemplateRequest(input, context),
@@ -665,9 +639,7 @@ export const serializeAws_queryDeleteIdentityCommand = async (
   input: DeleteIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteIdentityRequest(input, context),
@@ -681,9 +653,7 @@ export const serializeAws_queryDeleteIdentityPolicyCommand = async (
   input: DeleteIdentityPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteIdentityPolicyRequest(input, context),
@@ -697,9 +667,7 @@ export const serializeAws_queryDeleteReceiptFilterCommand = async (
   input: DeleteReceiptFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteReceiptFilterRequest(input, context),
@@ -713,9 +681,7 @@ export const serializeAws_queryDeleteReceiptRuleCommand = async (
   input: DeleteReceiptRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteReceiptRuleRequest(input, context),
@@ -729,9 +695,7 @@ export const serializeAws_queryDeleteReceiptRuleSetCommand = async (
   input: DeleteReceiptRuleSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteReceiptRuleSetRequest(input, context),
@@ -745,9 +709,7 @@ export const serializeAws_queryDeleteTemplateCommand = async (
   input: DeleteTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteTemplateRequest(input, context),
@@ -761,9 +723,7 @@ export const serializeAws_queryDeleteVerifiedEmailAddressCommand = async (
   input: DeleteVerifiedEmailAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteVerifiedEmailAddressRequest(input, context),
@@ -777,9 +737,7 @@ export const serializeAws_queryDescribeActiveReceiptRuleSetCommand = async (
   input: DescribeActiveReceiptRuleSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeActiveReceiptRuleSetRequest(input, context),
@@ -793,9 +751,7 @@ export const serializeAws_queryDescribeConfigurationSetCommand = async (
   input: DescribeConfigurationSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeConfigurationSetRequest(input, context),
@@ -809,9 +765,7 @@ export const serializeAws_queryDescribeReceiptRuleCommand = async (
   input: DescribeReceiptRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeReceiptRuleRequest(input, context),
@@ -825,9 +779,7 @@ export const serializeAws_queryDescribeReceiptRuleSetCommand = async (
   input: DescribeReceiptRuleSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDescribeReceiptRuleSetRequest(input, context),
@@ -841,9 +793,7 @@ export const serializeAws_queryGetAccountSendingEnabledCommand = async (
   input: GetAccountSendingEnabledCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "GetAccountSendingEnabled",
     Version: "2010-12-01",
@@ -855,9 +805,7 @@ export const serializeAws_queryGetCustomVerificationEmailTemplateCommand = async
   input: GetCustomVerificationEmailTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetCustomVerificationEmailTemplateRequest(input, context),
@@ -871,9 +819,7 @@ export const serializeAws_queryGetIdentityDkimAttributesCommand = async (
   input: GetIdentityDkimAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetIdentityDkimAttributesRequest(input, context),
@@ -887,9 +833,7 @@ export const serializeAws_queryGetIdentityMailFromDomainAttributesCommand = asyn
   input: GetIdentityMailFromDomainAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetIdentityMailFromDomainAttributesRequest(input, context),
@@ -903,9 +847,7 @@ export const serializeAws_queryGetIdentityNotificationAttributesCommand = async
   input: GetIdentityNotificationAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetIdentityNotificationAttributesRequest(input, context),
@@ -919,9 +861,7 @@ export const serializeAws_queryGetIdentityPoliciesCommand = async (
   input: GetIdentityPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetIdentityPoliciesRequest(input, context),
@@ -935,9 +875,7 @@ export const serializeAws_queryGetIdentityVerificationAttributesCommand = async
   input: GetIdentityVerificationAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetIdentityVerificationAttributesRequest(input, context),
@@ -951,9 +889,7 @@ export const serializeAws_queryGetSendQuotaCommand = async (
   input: GetSendQuotaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "GetSendQuota",
     Version: "2010-12-01",
@@ -965,9 +901,7 @@ export const serializeAws_queryGetSendStatisticsCommand = async (
   input: GetSendStatisticsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "GetSendStatistics",
     Version: "2010-12-01",
@@ -979,9 +913,7 @@ export const serializeAws_queryGetTemplateCommand = async (
   input: GetTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetTemplateRequest(input, context),
@@ -995,9 +927,7 @@ export const serializeAws_queryListConfigurationSetsCommand = async (
   input: ListConfigurationSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListConfigurationSetsRequest(input, context),
@@ -1011,9 +941,7 @@ export const serializeAws_queryListCustomVerificationEmailTemplatesCommand = asy
   input: ListCustomVerificationEmailTemplatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListCustomVerificationEmailTemplatesRequest(input, context),
@@ -1027,9 +955,7 @@ export const serializeAws_queryListIdentitiesCommand = async (
   input: ListIdentitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListIdentitiesRequest(input, context),
@@ -1043,9 +969,7 @@ export const serializeAws_queryListIdentityPoliciesCommand = async (
   input: ListIdentityPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListIdentityPoliciesRequest(input, context),
@@ -1059,9 +983,7 @@ export const serializeAws_queryListReceiptFiltersCommand = async (
   input: ListReceiptFiltersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListReceiptFiltersRequest(input, context),
@@ -1075,9 +997,7 @@ export const serializeAws_queryListReceiptRuleSetsCommand = async (
   input: ListReceiptRuleSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListReceiptRuleSetsRequest(input, context),
@@ -1091,9 +1011,7 @@ export const serializeAws_queryListTemplatesCommand = async (
   input: ListTemplatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTemplatesRequest(input, context),
@@ -1107,9 +1025,7 @@ export const serializeAws_queryListVerifiedEmailAddressesCommand = async (
   input: ListVerifiedEmailAddressesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "ListVerifiedEmailAddresses",
     Version: "2010-12-01",
@@ -1121,9 +1037,7 @@ export const serializeAws_queryPutConfigurationSetDeliveryOptionsCommand = async
   input: PutConfigurationSetDeliveryOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutConfigurationSetDeliveryOptionsRequest(input, context),
@@ -1137,9 +1051,7 @@ export const serializeAws_queryPutIdentityPolicyCommand = async (
   input: PutIdentityPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutIdentityPolicyRequest(input, context),
@@ -1153,9 +1065,7 @@ export const serializeAws_queryReorderReceiptRuleSetCommand = async (
   input: ReorderReceiptRuleSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryReorderReceiptRuleSetRequest(input, context),
@@ -1169,9 +1079,7 @@ export const serializeAws_querySendBounceCommand = async (
   input: SendBounceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySendBounceRequest(input, context),
@@ -1185,9 +1093,7 @@ export const serializeAws_querySendBulkTemplatedEmailCommand = async (
   input: SendBulkTemplatedEmailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySendBulkTemplatedEmailRequest(input, context),
@@ -1201,9 +1107,7 @@ export const serializeAws_querySendCustomVerificationEmailCommand = async (
   input: SendCustomVerificationEmailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySendCustomVerificationEmailRequest(input, context),
@@ -1217,9 +1121,7 @@ export const serializeAws_querySendEmailCommand = async (
   input: SendEmailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySendEmailRequest(input, context),
@@ -1233,9 +1135,7 @@ export const serializeAws_querySendRawEmailCommand = async (
   input: SendRawEmailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySendRawEmailRequest(input, context),
@@ -1249,9 +1149,7 @@ export const serializeAws_querySendTemplatedEmailCommand = async (
   input: SendTemplatedEmailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySendTemplatedEmailRequest(input, context),
@@ -1265,9 +1163,7 @@ export const serializeAws_querySetActiveReceiptRuleSetCommand = async (
   input: SetActiveReceiptRuleSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetActiveReceiptRuleSetRequest(input, context),
@@ -1281,9 +1177,7 @@ export const serializeAws_querySetIdentityDkimEnabledCommand = async (
   input: SetIdentityDkimEnabledCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetIdentityDkimEnabledRequest(input, context),
@@ -1297,9 +1191,7 @@ export const serializeAws_querySetIdentityFeedbackForwardingEnabledCommand = asy
   input: SetIdentityFeedbackForwardingEnabledCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetIdentityFeedbackForwardingEnabledRequest(input, context),
@@ -1313,9 +1205,7 @@ export const serializeAws_querySetIdentityHeadersInNotificationsEnabledCommand =
   input: SetIdentityHeadersInNotificationsEnabledCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetIdentityHeadersInNotificationsEnabledRequest(input, context),
@@ -1329,9 +1219,7 @@ export const serializeAws_querySetIdentityMailFromDomainCommand = async (
   input: SetIdentityMailFromDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetIdentityMailFromDomainRequest(input, context),
@@ -1345,9 +1233,7 @@ export const serializeAws_querySetIdentityNotificationTopicCommand = async (
   input: SetIdentityNotificationTopicCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetIdentityNotificationTopicRequest(input, context),
@@ -1361,9 +1247,7 @@ export const serializeAws_querySetReceiptRulePositionCommand = async (
   input: SetReceiptRulePositionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetReceiptRulePositionRequest(input, context),
@@ -1377,9 +1261,7 @@ export const serializeAws_queryTestRenderTemplateCommand = async (
   input: TestRenderTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTestRenderTemplateRequest(input, context),
@@ -1393,9 +1275,7 @@ export const serializeAws_queryUpdateAccountSendingEnabledCommand = async (
   input: UpdateAccountSendingEnabledCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateAccountSendingEnabledRequest(input, context),
@@ -1409,9 +1289,7 @@ export const serializeAws_queryUpdateConfigurationSetEventDestinationCommand = a
   input: UpdateConfigurationSetEventDestinationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateConfigurationSetEventDestinationRequest(input, context),
@@ -1425,9 +1303,7 @@ export const serializeAws_queryUpdateConfigurationSetReputationMetricsEnabledCom
   input: UpdateConfigurationSetReputationMetricsEnabledCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateConfigurationSetReputationMetricsEnabledRequest(input, context),
@@ -1441,9 +1317,7 @@ export const serializeAws_queryUpdateConfigurationSetSendingEnabledCommand = asy
   input: UpdateConfigurationSetSendingEnabledCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateConfigurationSetSendingEnabledRequest(input, context),
@@ -1457,9 +1331,7 @@ export const serializeAws_queryUpdateConfigurationSetTrackingOptionsCommand = as
   input: UpdateConfigurationSetTrackingOptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateConfigurationSetTrackingOptionsRequest(input, context),
@@ -1473,9 +1345,7 @@ export const serializeAws_queryUpdateCustomVerificationEmailTemplateCommand = as
   input: UpdateCustomVerificationEmailTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateCustomVerificationEmailTemplateRequest(input, context),
@@ -1489,9 +1359,7 @@ export const serializeAws_queryUpdateReceiptRuleCommand = async (
   input: UpdateReceiptRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateReceiptRuleRequest(input, context),
@@ -1505,9 +1373,7 @@ export const serializeAws_queryUpdateTemplateCommand = async (
   input: UpdateTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUpdateTemplateRequest(input, context),
@@ -1521,9 +1387,7 @@ export const serializeAws_queryVerifyDomainDkimCommand = async (
   input: VerifyDomainDkimCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryVerifyDomainDkimRequest(input, context),
@@ -1537,9 +1401,7 @@ export const serializeAws_queryVerifyDomainIdentityCommand = async (
   input: VerifyDomainIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryVerifyDomainIdentityRequest(input, context),
@@ -1553,9 +1415,7 @@ export const serializeAws_queryVerifyEmailAddressCommand = async (
   input: VerifyEmailAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryVerifyEmailAddressRequest(input, context),
@@ -1569,9 +1429,7 @@ export const serializeAws_queryVerifyEmailIdentityCommand = async (
   input: VerifyEmailIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryVerifyEmailIdentityRequest(input, context),
@@ -8765,6 +8623,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-sfn/src/protocols/Aws_json1_0.ts b/clients/client-sfn/src/protocols/Aws_json1_0.ts
index 2c8d95f06a6c3..6da6854a0d395 100644
--- a/clients/client-sfn/src/protocols/Aws_json1_0.ts
+++ b/clients/client-sfn/src/protocols/Aws_json1_0.ts
@@ -194,10 +194,7 @@ export const serializeAws_json1_0CreateActivityCommand = async (
   input: CreateActivityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.CreateActivity",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateActivity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateActivityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -207,10 +204,7 @@ export const serializeAws_json1_0CreateStateMachineCommand = async (
   input: CreateStateMachineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.CreateStateMachine",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStateMachine");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateStateMachineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -220,10 +214,7 @@ export const serializeAws_json1_0DeleteActivityCommand = async (
   input: DeleteActivityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.DeleteActivity",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteActivity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteActivityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -233,10 +224,7 @@ export const serializeAws_json1_0DeleteStateMachineCommand = async (
   input: DeleteStateMachineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.DeleteStateMachine",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteStateMachine");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteStateMachineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -246,10 +234,7 @@ export const serializeAws_json1_0DescribeActivityCommand = async (
   input: DescribeActivityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.DescribeActivity",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeActivity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeActivityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -259,10 +244,7 @@ export const serializeAws_json1_0DescribeExecutionCommand = async (
   input: DescribeExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.DescribeExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -272,10 +254,7 @@ export const serializeAws_json1_0DescribeMapRunCommand = async (
   input: DescribeMapRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.DescribeMapRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMapRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeMapRunInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -285,10 +264,7 @@ export const serializeAws_json1_0DescribeStateMachineCommand = async (
   input: DescribeStateMachineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.DescribeStateMachine",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStateMachine");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeStateMachineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -298,10 +274,7 @@ export const serializeAws_json1_0DescribeStateMachineForExecutionCommand = async
   input: DescribeStateMachineForExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.DescribeStateMachineForExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStateMachineForExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeStateMachineForExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -311,10 +284,7 @@ export const serializeAws_json1_0GetActivityTaskCommand = async (
   input: GetActivityTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.GetActivityTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetActivityTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetActivityTaskInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -324,10 +294,7 @@ export const serializeAws_json1_0GetExecutionHistoryCommand = async (
   input: GetExecutionHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.GetExecutionHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetExecutionHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetExecutionHistoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -337,10 +304,7 @@ export const serializeAws_json1_0ListActivitiesCommand = async (
   input: ListActivitiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.ListActivities",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListActivities");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListActivitiesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -350,10 +314,7 @@ export const serializeAws_json1_0ListExecutionsCommand = async (
   input: ListExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.ListExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListExecutionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -363,10 +324,7 @@ export const serializeAws_json1_0ListMapRunsCommand = async (
   input: ListMapRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.ListMapRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMapRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListMapRunsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -376,10 +334,7 @@ export const serializeAws_json1_0ListStateMachinesCommand = async (
   input: ListStateMachinesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.ListStateMachines",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListStateMachines");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListStateMachinesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -389,10 +344,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -402,10 +354,7 @@ export const serializeAws_json1_0SendTaskFailureCommand = async (
   input: SendTaskFailureCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.SendTaskFailure",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendTaskFailure");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SendTaskFailureInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -415,10 +364,7 @@ export const serializeAws_json1_0SendTaskHeartbeatCommand = async (
   input: SendTaskHeartbeatCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.SendTaskHeartbeat",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendTaskHeartbeat");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SendTaskHeartbeatInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -428,10 +374,7 @@ export const serializeAws_json1_0SendTaskSuccessCommand = async (
   input: SendTaskSuccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.SendTaskSuccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendTaskSuccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SendTaskSuccessInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -441,10 +384,7 @@ export const serializeAws_json1_0StartExecutionCommand = async (
   input: StartExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.StartExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StartExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -454,10 +394,7 @@ export const serializeAws_json1_0StartSyncExecutionCommand = async (
   input: StartSyncExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.StartSyncExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartSyncExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StartSyncExecutionInput(input, context));
   let { hostname: resolvedHostname } = await context.endpoint();
@@ -474,10 +411,7 @@ export const serializeAws_json1_0StopExecutionCommand = async (
   input: StopExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.StopExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StopExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -487,10 +421,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -500,10 +431,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -513,10 +441,7 @@ export const serializeAws_json1_0UpdateMapRunCommand = async (
   input: UpdateMapRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.UpdateMapRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMapRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateMapRunInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -526,10 +451,7 @@ export const serializeAws_json1_0UpdateStateMachineCommand = async (
   input: UpdateStateMachineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "AWSStepFunctions.UpdateStateMachine",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateStateMachine");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateStateMachineInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3646,6 +3568,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `AWSStepFunctions.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-shield/src/protocols/Aws_json1_1.ts b/clients/client-shield/src/protocols/Aws_json1_1.ts
index b54ce9892b5d7..0346db5794635 100644
--- a/clients/client-shield/src/protocols/Aws_json1_1.ts
+++ b/clients/client-shield/src/protocols/Aws_json1_1.ts
@@ -250,10 +250,7 @@ export const serializeAws_json1_1AssociateDRTLogBucketCommand = async (
   input: AssociateDRTLogBucketCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.AssociateDRTLogBucket",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateDRTLogBucket");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateDRTLogBucketRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -263,10 +260,7 @@ export const serializeAws_json1_1AssociateDRTRoleCommand = async (
   input: AssociateDRTRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.AssociateDRTRole",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateDRTRole");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateDRTRoleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -276,10 +270,7 @@ export const serializeAws_json1_1AssociateHealthCheckCommand = async (
   input: AssociateHealthCheckCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.AssociateHealthCheck",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateHealthCheck");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateHealthCheckRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -289,10 +280,7 @@ export const serializeAws_json1_1AssociateProactiveEngagementDetailsCommand = as
   input: AssociateProactiveEngagementDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.AssociateProactiveEngagementDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateProactiveEngagementDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateProactiveEngagementDetailsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -302,10 +290,7 @@ export const serializeAws_json1_1CreateProtectionCommand = async (
   input: CreateProtectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.CreateProtection",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProtection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProtectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -315,10 +300,7 @@ export const serializeAws_json1_1CreateProtectionGroupCommand = async (
   input: CreateProtectionGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.CreateProtectionGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProtectionGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProtectionGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -328,10 +310,7 @@ export const serializeAws_json1_1CreateSubscriptionCommand = async (
   input: CreateSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.CreateSubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSubscriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -341,10 +320,7 @@ export const serializeAws_json1_1DeleteProtectionCommand = async (
   input: DeleteProtectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DeleteProtection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProtection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProtectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -354,10 +330,7 @@ export const serializeAws_json1_1DeleteProtectionGroupCommand = async (
   input: DeleteProtectionGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DeleteProtectionGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProtectionGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProtectionGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -367,10 +340,7 @@ export const serializeAws_json1_1DeleteSubscriptionCommand = async (
   input: DeleteSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DeleteSubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSubscriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -380,10 +350,7 @@ export const serializeAws_json1_1DescribeAttackCommand = async (
   input: DescribeAttackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DescribeAttack",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAttack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAttackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -393,10 +360,7 @@ export const serializeAws_json1_1DescribeAttackStatisticsCommand = async (
   input: DescribeAttackStatisticsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DescribeAttackStatistics",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAttackStatistics");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAttackStatisticsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -406,10 +370,7 @@ export const serializeAws_json1_1DescribeDRTAccessCommand = async (
   input: DescribeDRTAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DescribeDRTAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDRTAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDRTAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -419,10 +380,7 @@ export const serializeAws_json1_1DescribeEmergencyContactSettingsCommand = async
   input: DescribeEmergencyContactSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DescribeEmergencyContactSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEmergencyContactSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEmergencyContactSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -432,10 +390,7 @@ export const serializeAws_json1_1DescribeProtectionCommand = async (
   input: DescribeProtectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DescribeProtection",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProtection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProtectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -445,10 +400,7 @@ export const serializeAws_json1_1DescribeProtectionGroupCommand = async (
   input: DescribeProtectionGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DescribeProtectionGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProtectionGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProtectionGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -458,10 +410,7 @@ export const serializeAws_json1_1DescribeSubscriptionCommand = async (
   input: DescribeSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DescribeSubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSubscriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -471,10 +420,7 @@ export const serializeAws_json1_1DisableApplicationLayerAutomaticResponseCommand
   input: DisableApplicationLayerAutomaticResponseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DisableApplicationLayerAutomaticResponse",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableApplicationLayerAutomaticResponse");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableApplicationLayerAutomaticResponseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -484,10 +430,7 @@ export const serializeAws_json1_1DisableProactiveEngagementCommand = async (
   input: DisableProactiveEngagementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DisableProactiveEngagement",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableProactiveEngagement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableProactiveEngagementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -497,10 +440,7 @@ export const serializeAws_json1_1DisassociateDRTLogBucketCommand = async (
   input: DisassociateDRTLogBucketCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DisassociateDRTLogBucket",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateDRTLogBucket");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateDRTLogBucketRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -510,10 +450,7 @@ export const serializeAws_json1_1DisassociateDRTRoleCommand = async (
   input: DisassociateDRTRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DisassociateDRTRole",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateDRTRole");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateDRTRoleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -523,10 +460,7 @@ export const serializeAws_json1_1DisassociateHealthCheckCommand = async (
   input: DisassociateHealthCheckCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.DisassociateHealthCheck",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateHealthCheck");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateHealthCheckRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -536,10 +470,7 @@ export const serializeAws_json1_1EnableApplicationLayerAutomaticResponseCommand
   input: EnableApplicationLayerAutomaticResponseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.EnableApplicationLayerAutomaticResponse",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableApplicationLayerAutomaticResponse");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableApplicationLayerAutomaticResponseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -549,10 +480,7 @@ export const serializeAws_json1_1EnableProactiveEngagementCommand = async (
   input: EnableProactiveEngagementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.EnableProactiveEngagement",
-  };
+  const headers: __HeaderBag = sharedHeaders("EnableProactiveEngagement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1EnableProactiveEngagementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -562,10 +490,7 @@ export const serializeAws_json1_1GetSubscriptionStateCommand = async (
   input: GetSubscriptionStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.GetSubscriptionState",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSubscriptionState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSubscriptionStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -575,10 +500,7 @@ export const serializeAws_json1_1ListAttacksCommand = async (
   input: ListAttacksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.ListAttacks",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAttacks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAttacksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -588,10 +510,7 @@ export const serializeAws_json1_1ListProtectionGroupsCommand = async (
   input: ListProtectionGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.ListProtectionGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProtectionGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProtectionGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -601,10 +520,7 @@ export const serializeAws_json1_1ListProtectionsCommand = async (
   input: ListProtectionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.ListProtections",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProtections");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProtectionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -614,10 +530,7 @@ export const serializeAws_json1_1ListResourcesInProtectionGroupCommand = async (
   input: ListResourcesInProtectionGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.ListResourcesInProtectionGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourcesInProtectionGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourcesInProtectionGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -627,10 +540,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -640,10 +550,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -653,10 +560,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -666,10 +570,7 @@ export const serializeAws_json1_1UpdateApplicationLayerAutomaticResponseCommand
   input: UpdateApplicationLayerAutomaticResponseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.UpdateApplicationLayerAutomaticResponse",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApplicationLayerAutomaticResponse");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateApplicationLayerAutomaticResponseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -679,10 +580,7 @@ export const serializeAws_json1_1UpdateEmergencyContactSettingsCommand = async (
   input: UpdateEmergencyContactSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.UpdateEmergencyContactSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateEmergencyContactSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateEmergencyContactSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -692,10 +590,7 @@ export const serializeAws_json1_1UpdateProtectionGroupCommand = async (
   input: UpdateProtectionGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.UpdateProtectionGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProtectionGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProtectionGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -705,10 +600,7 @@ export const serializeAws_json1_1UpdateSubscriptionCommand = async (
   input: UpdateSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShield_20160616.UpdateSubscription",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSubscription");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSubscriptionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4172,6 +4064,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSShield_20160616.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-sms/src/protocols/Aws_json1_1.ts b/clients/client-sms/src/protocols/Aws_json1_1.ts
index 1b2c3db37ca99..177a8e73d6ef7 100644
--- a/clients/client-sms/src/protocols/Aws_json1_1.ts
+++ b/clients/client-sms/src/protocols/Aws_json1_1.ts
@@ -232,10 +232,7 @@ export const serializeAws_json1_1CreateAppCommand = async (
   input: CreateAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.CreateApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -245,10 +242,7 @@ export const serializeAws_json1_1CreateReplicationJobCommand = async (
   input: CreateReplicationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.CreateReplicationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateReplicationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateReplicationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -258,10 +252,7 @@ export const serializeAws_json1_1DeleteAppCommand = async (
   input: DeleteAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.DeleteApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -271,10 +262,7 @@ export const serializeAws_json1_1DeleteAppLaunchConfigurationCommand = async (
   input: DeleteAppLaunchConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.DeleteAppLaunchConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAppLaunchConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAppLaunchConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -284,10 +272,7 @@ export const serializeAws_json1_1DeleteAppReplicationConfigurationCommand = asyn
   input: DeleteAppReplicationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.DeleteAppReplicationConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAppReplicationConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAppReplicationConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -297,10 +282,7 @@ export const serializeAws_json1_1DeleteAppValidationConfigurationCommand = async
   input: DeleteAppValidationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.DeleteAppValidationConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAppValidationConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAppValidationConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -310,10 +292,7 @@ export const serializeAws_json1_1DeleteReplicationJobCommand = async (
   input: DeleteReplicationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.DeleteReplicationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteReplicationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteReplicationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -323,10 +302,7 @@ export const serializeAws_json1_1DeleteServerCatalogCommand = async (
   input: DeleteServerCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.DeleteServerCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteServerCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteServerCatalogRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -336,10 +312,7 @@ export const serializeAws_json1_1DisassociateConnectorCommand = async (
   input: DisassociateConnectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.DisassociateConnector",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateConnector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateConnectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -349,10 +322,7 @@ export const serializeAws_json1_1GenerateChangeSetCommand = async (
   input: GenerateChangeSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.GenerateChangeSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GenerateChangeSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GenerateChangeSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -362,10 +332,7 @@ export const serializeAws_json1_1GenerateTemplateCommand = async (
   input: GenerateTemplateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.GenerateTemplate",
-  };
+  const headers: __HeaderBag = sharedHeaders("GenerateTemplate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GenerateTemplateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -375,10 +342,7 @@ export const serializeAws_json1_1GetAppCommand = async (
   input: GetAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.GetApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -388,10 +352,7 @@ export const serializeAws_json1_1GetAppLaunchConfigurationCommand = async (
   input: GetAppLaunchConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.GetAppLaunchConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAppLaunchConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAppLaunchConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -401,10 +362,7 @@ export const serializeAws_json1_1GetAppReplicationConfigurationCommand = async (
   input: GetAppReplicationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.GetAppReplicationConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAppReplicationConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAppReplicationConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -414,10 +372,7 @@ export const serializeAws_json1_1GetAppValidationConfigurationCommand = async (
   input: GetAppValidationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.GetAppValidationConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAppValidationConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAppValidationConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -427,10 +382,7 @@ export const serializeAws_json1_1GetAppValidationOutputCommand = async (
   input: GetAppValidationOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.GetAppValidationOutput",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAppValidationOutput");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAppValidationOutputRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -440,10 +392,7 @@ export const serializeAws_json1_1GetConnectorsCommand = async (
   input: GetConnectorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.GetConnectors",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetConnectors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetConnectorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -453,10 +402,7 @@ export const serializeAws_json1_1GetReplicationJobsCommand = async (
   input: GetReplicationJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.GetReplicationJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetReplicationJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetReplicationJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -466,10 +412,7 @@ export const serializeAws_json1_1GetReplicationRunsCommand = async (
   input: GetReplicationRunsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.GetReplicationRuns",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetReplicationRuns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetReplicationRunsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -479,10 +422,7 @@ export const serializeAws_json1_1GetServersCommand = async (
   input: GetServersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.GetServers",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetServers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetServersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -492,10 +432,7 @@ export const serializeAws_json1_1ImportAppCatalogCommand = async (
   input: ImportAppCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.ImportAppCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportAppCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportAppCatalogRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -505,10 +442,7 @@ export const serializeAws_json1_1ImportServerCatalogCommand = async (
   input: ImportServerCatalogCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.ImportServerCatalog",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportServerCatalog");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportServerCatalogRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -518,10 +452,7 @@ export const serializeAws_json1_1LaunchAppCommand = async (
   input: LaunchAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.LaunchApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("LaunchApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1LaunchAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -531,10 +462,7 @@ export const serializeAws_json1_1ListAppsCommand = async (
   input: ListAppsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.ListApps",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListApps");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAppsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -544,10 +472,7 @@ export const serializeAws_json1_1NotifyAppValidationOutputCommand = async (
   input: NotifyAppValidationOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.NotifyAppValidationOutput",
-  };
+  const headers: __HeaderBag = sharedHeaders("NotifyAppValidationOutput");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1NotifyAppValidationOutputRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -557,10 +482,7 @@ export const serializeAws_json1_1PutAppLaunchConfigurationCommand = async (
   input: PutAppLaunchConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.PutAppLaunchConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAppLaunchConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAppLaunchConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -570,10 +492,7 @@ export const serializeAws_json1_1PutAppReplicationConfigurationCommand = async (
   input: PutAppReplicationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.PutAppReplicationConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAppReplicationConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAppReplicationConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -583,10 +502,7 @@ export const serializeAws_json1_1PutAppValidationConfigurationCommand = async (
   input: PutAppValidationConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.PutAppValidationConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAppValidationConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAppValidationConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -596,10 +512,7 @@ export const serializeAws_json1_1StartAppReplicationCommand = async (
   input: StartAppReplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.StartAppReplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartAppReplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartAppReplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -609,10 +522,7 @@ export const serializeAws_json1_1StartOnDemandAppReplicationCommand = async (
   input: StartOnDemandAppReplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.StartOnDemandAppReplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartOnDemandAppReplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartOnDemandAppReplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -622,10 +532,7 @@ export const serializeAws_json1_1StartOnDemandReplicationRunCommand = async (
   input: StartOnDemandReplicationRunCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.StartOnDemandReplicationRun",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartOnDemandReplicationRun");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartOnDemandReplicationRunRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -635,10 +542,7 @@ export const serializeAws_json1_1StopAppReplicationCommand = async (
   input: StopAppReplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.StopAppReplication",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopAppReplication");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopAppReplicationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -648,10 +552,7 @@ export const serializeAws_json1_1TerminateAppCommand = async (
   input: TerminateAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.TerminateApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("TerminateApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TerminateAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -661,10 +562,7 @@ export const serializeAws_json1_1UpdateAppCommand = async (
   input: UpdateAppCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.UpdateApp",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateApp");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAppRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -674,10 +572,7 @@ export const serializeAws_json1_1UpdateReplicationJobCommand = async (
   input: UpdateReplicationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSServerMigrationService_V2016_10_24.UpdateReplicationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateReplicationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateReplicationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4423,6 +4318,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSServerMigrationService_V2016_10_24.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-snowball/src/protocols/Aws_json1_1.ts b/clients/client-snowball/src/protocols/Aws_json1_1.ts
index 64eca5b04de8c..e1c9a43256b2e 100644
--- a/clients/client-snowball/src/protocols/Aws_json1_1.ts
+++ b/clients/client-snowball/src/protocols/Aws_json1_1.ts
@@ -170,10 +170,7 @@ export const serializeAws_json1_1CancelClusterCommand = async (
   input: CancelClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.CancelCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -183,10 +180,7 @@ export const serializeAws_json1_1CancelJobCommand = async (
   input: CancelJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.CancelJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -196,10 +190,7 @@ export const serializeAws_json1_1CreateAddressCommand = async (
   input: CreateAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.CreateAddress",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAddress");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAddressRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -209,10 +200,7 @@ export const serializeAws_json1_1CreateClusterCommand = async (
   input: CreateClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.CreateCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -222,10 +210,7 @@ export const serializeAws_json1_1CreateJobCommand = async (
   input: CreateJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.CreateJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -235,10 +220,7 @@ export const serializeAws_json1_1CreateLongTermPricingCommand = async (
   input: CreateLongTermPricingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.CreateLongTermPricing",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLongTermPricing");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLongTermPricingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -248,10 +230,7 @@ export const serializeAws_json1_1CreateReturnShippingLabelCommand = async (
   input: CreateReturnShippingLabelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.CreateReturnShippingLabel",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateReturnShippingLabel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateReturnShippingLabelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -261,10 +240,7 @@ export const serializeAws_json1_1DescribeAddressCommand = async (
   input: DescribeAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.DescribeAddress",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAddress");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAddressRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -274,10 +250,7 @@ export const serializeAws_json1_1DescribeAddressesCommand = async (
   input: DescribeAddressesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.DescribeAddresses",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAddresses");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAddressesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -287,10 +260,7 @@ export const serializeAws_json1_1DescribeClusterCommand = async (
   input: DescribeClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.DescribeCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -300,10 +270,7 @@ export const serializeAws_json1_1DescribeJobCommand = async (
   input: DescribeJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.DescribeJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -313,10 +280,7 @@ export const serializeAws_json1_1DescribeReturnShippingLabelCommand = async (
   input: DescribeReturnShippingLabelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.DescribeReturnShippingLabel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeReturnShippingLabel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeReturnShippingLabelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -326,10 +290,7 @@ export const serializeAws_json1_1GetJobManifestCommand = async (
   input: GetJobManifestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.GetJobManifest",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetJobManifest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetJobManifestRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -339,10 +300,7 @@ export const serializeAws_json1_1GetJobUnlockCodeCommand = async (
   input: GetJobUnlockCodeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.GetJobUnlockCode",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetJobUnlockCode");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetJobUnlockCodeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -352,10 +310,7 @@ export const serializeAws_json1_1GetSnowballUsageCommand = async (
   input: GetSnowballUsageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.GetSnowballUsage",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSnowballUsage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSnowballUsageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -365,10 +320,7 @@ export const serializeAws_json1_1GetSoftwareUpdatesCommand = async (
   input: GetSoftwareUpdatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.GetSoftwareUpdates",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSoftwareUpdates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSoftwareUpdatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -378,10 +330,7 @@ export const serializeAws_json1_1ListClusterJobsCommand = async (
   input: ListClusterJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.ListClusterJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListClusterJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListClusterJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -391,10 +340,7 @@ export const serializeAws_json1_1ListClustersCommand = async (
   input: ListClustersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.ListClusters",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListClusters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListClustersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -404,10 +350,7 @@ export const serializeAws_json1_1ListCompatibleImagesCommand = async (
   input: ListCompatibleImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.ListCompatibleImages",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCompatibleImages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCompatibleImagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -417,10 +360,7 @@ export const serializeAws_json1_1ListJobsCommand = async (
   input: ListJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.ListJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -430,10 +370,7 @@ export const serializeAws_json1_1ListLongTermPricingCommand = async (
   input: ListLongTermPricingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.ListLongTermPricing",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLongTermPricing");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLongTermPricingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -443,10 +380,7 @@ export const serializeAws_json1_1ListServiceVersionsCommand = async (
   input: ListServiceVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.ListServiceVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServiceVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListServiceVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -456,10 +390,7 @@ export const serializeAws_json1_1UpdateClusterCommand = async (
   input: UpdateClusterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.UpdateCluster",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCluster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateClusterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -469,10 +400,7 @@ export const serializeAws_json1_1UpdateJobCommand = async (
   input: UpdateJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.UpdateJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -482,10 +410,7 @@ export const serializeAws_json1_1UpdateJobShipmentStateCommand = async (
   input: UpdateJobShipmentStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.UpdateJobShipmentState",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateJobShipmentState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateJobShipmentStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -495,10 +420,7 @@ export const serializeAws_json1_1UpdateLongTermPricingCommand = async (
   input: UpdateLongTermPricingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSIESnowballJobManagementService.UpdateLongTermPricing",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateLongTermPricing");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateLongTermPricingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3245,6 +3167,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSIESnowballJobManagementService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-sns/src/protocols/Aws_query.ts b/clients/client-sns/src/protocols/Aws_query.ts
index 01a4054ac6a86..ef1a2240d4965 100644
--- a/clients/client-sns/src/protocols/Aws_query.ts
+++ b/clients/client-sns/src/protocols/Aws_query.ts
@@ -258,9 +258,7 @@ export const serializeAws_queryAddPermissionCommand = async (
   input: AddPermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddPermissionInput(input, context),
@@ -274,9 +272,7 @@ export const serializeAws_queryCheckIfPhoneNumberIsOptedOutCommand = async (
   input: CheckIfPhoneNumberIsOptedOutCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCheckIfPhoneNumberIsOptedOutInput(input, context),
@@ -290,9 +286,7 @@ export const serializeAws_queryConfirmSubscriptionCommand = async (
   input: ConfirmSubscriptionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryConfirmSubscriptionInput(input, context),
@@ -306,9 +300,7 @@ export const serializeAws_queryCreatePlatformApplicationCommand = async (
   input: CreatePlatformApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreatePlatformApplicationInput(input, context),
@@ -322,9 +314,7 @@ export const serializeAws_queryCreatePlatformEndpointCommand = async (
   input: CreatePlatformEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreatePlatformEndpointInput(input, context),
@@ -338,9 +328,7 @@ export const serializeAws_queryCreateSMSSandboxPhoneNumberCommand = async (
   input: CreateSMSSandboxPhoneNumberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateSMSSandboxPhoneNumberInput(input, context),
@@ -354,9 +342,7 @@ export const serializeAws_queryCreateTopicCommand = async (
   input: CreateTopicCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateTopicInput(input, context),
@@ -370,9 +356,7 @@ export const serializeAws_queryDeleteEndpointCommand = async (
   input: DeleteEndpointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteEndpointInput(input, context),
@@ -386,9 +370,7 @@ export const serializeAws_queryDeletePlatformApplicationCommand = async (
   input: DeletePlatformApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeletePlatformApplicationInput(input, context),
@@ -402,9 +384,7 @@ export const serializeAws_queryDeleteSMSSandboxPhoneNumberCommand = async (
   input: DeleteSMSSandboxPhoneNumberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteSMSSandboxPhoneNumberInput(input, context),
@@ -418,9 +398,7 @@ export const serializeAws_queryDeleteTopicCommand = async (
   input: DeleteTopicCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteTopicInput(input, context),
@@ -434,9 +412,7 @@ export const serializeAws_queryGetDataProtectionPolicyCommand = async (
   input: GetDataProtectionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetDataProtectionPolicyInput(input, context),
@@ -450,9 +426,7 @@ export const serializeAws_queryGetEndpointAttributesCommand = async (
   input: GetEndpointAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetEndpointAttributesInput(input, context),
@@ -466,9 +440,7 @@ export const serializeAws_queryGetPlatformApplicationAttributesCommand = async (
   input: GetPlatformApplicationAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetPlatformApplicationAttributesInput(input, context),
@@ -482,9 +454,7 @@ export const serializeAws_queryGetSMSAttributesCommand = async (
   input: GetSMSAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetSMSAttributesInput(input, context),
@@ -498,9 +468,7 @@ export const serializeAws_queryGetSMSSandboxAccountStatusCommand = async (
   input: GetSMSSandboxAccountStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetSMSSandboxAccountStatusInput(input, context),
@@ -514,9 +482,7 @@ export const serializeAws_queryGetSubscriptionAttributesCommand = async (
   input: GetSubscriptionAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetSubscriptionAttributesInput(input, context),
@@ -530,9 +496,7 @@ export const serializeAws_queryGetTopicAttributesCommand = async (
   input: GetTopicAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetTopicAttributesInput(input, context),
@@ -546,9 +510,7 @@ export const serializeAws_queryListEndpointsByPlatformApplicationCommand = async
   input: ListEndpointsByPlatformApplicationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListEndpointsByPlatformApplicationInput(input, context),
@@ -562,9 +524,7 @@ export const serializeAws_queryListOriginationNumbersCommand = async (
   input: ListOriginationNumbersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListOriginationNumbersRequest(input, context),
@@ -578,9 +538,7 @@ export const serializeAws_queryListPhoneNumbersOptedOutCommand = async (
   input: ListPhoneNumbersOptedOutCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListPhoneNumbersOptedOutInput(input, context),
@@ -594,9 +552,7 @@ export const serializeAws_queryListPlatformApplicationsCommand = async (
   input: ListPlatformApplicationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListPlatformApplicationsInput(input, context),
@@ -610,9 +566,7 @@ export const serializeAws_queryListSMSSandboxPhoneNumbersCommand = async (
   input: ListSMSSandboxPhoneNumbersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListSMSSandboxPhoneNumbersInput(input, context),
@@ -626,9 +580,7 @@ export const serializeAws_queryListSubscriptionsCommand = async (
   input: ListSubscriptionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListSubscriptionsInput(input, context),
@@ -642,9 +594,7 @@ export const serializeAws_queryListSubscriptionsByTopicCommand = async (
   input: ListSubscriptionsByTopicCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListSubscriptionsByTopicInput(input, context),
@@ -658,9 +608,7 @@ export const serializeAws_queryListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTagsForResourceRequest(input, context),
@@ -674,9 +622,7 @@ export const serializeAws_queryListTopicsCommand = async (
   input: ListTopicsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListTopicsInput(input, context),
@@ -690,9 +636,7 @@ export const serializeAws_queryOptInPhoneNumberCommand = async (
   input: OptInPhoneNumberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryOptInPhoneNumberInput(input, context),
@@ -706,9 +650,7 @@ export const serializeAws_queryPublishCommand = async (
   input: PublishCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPublishInput(input, context),
@@ -722,9 +664,7 @@ export const serializeAws_queryPublishBatchCommand = async (
   input: PublishBatchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPublishBatchInput(input, context),
@@ -738,9 +678,7 @@ export const serializeAws_queryPutDataProtectionPolicyCommand = async (
   input: PutDataProtectionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPutDataProtectionPolicyInput(input, context),
@@ -754,9 +692,7 @@ export const serializeAws_queryRemovePermissionCommand = async (
   input: RemovePermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemovePermissionInput(input, context),
@@ -770,9 +706,7 @@ export const serializeAws_querySetEndpointAttributesCommand = async (
   input: SetEndpointAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetEndpointAttributesInput(input, context),
@@ -786,9 +720,7 @@ export const serializeAws_querySetPlatformApplicationAttributesCommand = async (
   input: SetPlatformApplicationAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetPlatformApplicationAttributesInput(input, context),
@@ -802,9 +734,7 @@ export const serializeAws_querySetSMSAttributesCommand = async (
   input: SetSMSAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetSMSAttributesInput(input, context),
@@ -818,9 +748,7 @@ export const serializeAws_querySetSubscriptionAttributesCommand = async (
   input: SetSubscriptionAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetSubscriptionAttributesInput(input, context),
@@ -834,9 +762,7 @@ export const serializeAws_querySetTopicAttributesCommand = async (
   input: SetTopicAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetTopicAttributesInput(input, context),
@@ -850,9 +776,7 @@ export const serializeAws_querySubscribeCommand = async (
   input: SubscribeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySubscribeInput(input, context),
@@ -866,9 +790,7 @@ export const serializeAws_queryTagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTagResourceRequest(input, context),
@@ -882,9 +804,7 @@ export const serializeAws_queryUnsubscribeCommand = async (
   input: UnsubscribeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUnsubscribeInput(input, context),
@@ -898,9 +818,7 @@ export const serializeAws_queryUntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUntagResourceRequest(input, context),
@@ -914,9 +832,7 @@ export const serializeAws_queryVerifySMSSandboxPhoneNumberCommand = async (
   input: VerifySMSSandboxPhoneNumberCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryVerifySMSSandboxPhoneNumberInput(input, context),
@@ -5426,6 +5342,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-sqs/src/protocols/Aws_query.ts b/clients/client-sqs/src/protocols/Aws_query.ts
index 7b6a48ec05e56..1206d1002c031 100644
--- a/clients/client-sqs/src/protocols/Aws_query.ts
+++ b/clients/client-sqs/src/protocols/Aws_query.ts
@@ -112,9 +112,7 @@ export const serializeAws_queryAddPermissionCommand = async (
   input: AddPermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAddPermissionRequest(input, context),
@@ -128,9 +126,7 @@ export const serializeAws_queryChangeMessageVisibilityCommand = async (
   input: ChangeMessageVisibilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryChangeMessageVisibilityRequest(input, context),
@@ -144,9 +140,7 @@ export const serializeAws_queryChangeMessageVisibilityBatchCommand = async (
   input: ChangeMessageVisibilityBatchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryChangeMessageVisibilityBatchRequest(input, context),
@@ -160,9 +154,7 @@ export const serializeAws_queryCreateQueueCommand = async (
   input: CreateQueueCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryCreateQueueRequest(input, context),
@@ -176,9 +168,7 @@ export const serializeAws_queryDeleteMessageCommand = async (
   input: DeleteMessageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteMessageRequest(input, context),
@@ -192,9 +182,7 @@ export const serializeAws_queryDeleteMessageBatchCommand = async (
   input: DeleteMessageBatchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteMessageBatchRequest(input, context),
@@ -208,9 +196,7 @@ export const serializeAws_queryDeleteQueueCommand = async (
   input: DeleteQueueCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDeleteQueueRequest(input, context),
@@ -224,9 +210,7 @@ export const serializeAws_queryGetQueueAttributesCommand = async (
   input: GetQueueAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetQueueAttributesRequest(input, context),
@@ -240,9 +224,7 @@ export const serializeAws_queryGetQueueUrlCommand = async (
   input: GetQueueUrlCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetQueueUrlRequest(input, context),
@@ -256,9 +238,7 @@ export const serializeAws_queryListDeadLetterSourceQueuesCommand = async (
   input: ListDeadLetterSourceQueuesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListDeadLetterSourceQueuesRequest(input, context),
@@ -272,9 +252,7 @@ export const serializeAws_queryListQueuesCommand = async (
   input: ListQueuesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListQueuesRequest(input, context),
@@ -288,9 +266,7 @@ export const serializeAws_queryListQueueTagsCommand = async (
   input: ListQueueTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryListQueueTagsRequest(input, context),
@@ -304,9 +280,7 @@ export const serializeAws_queryPurgeQueueCommand = async (
   input: PurgeQueueCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryPurgeQueueRequest(input, context),
@@ -320,9 +294,7 @@ export const serializeAws_queryReceiveMessageCommand = async (
   input: ReceiveMessageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryReceiveMessageRequest(input, context),
@@ -336,9 +308,7 @@ export const serializeAws_queryRemovePermissionCommand = async (
   input: RemovePermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryRemovePermissionRequest(input, context),
@@ -352,9 +322,7 @@ export const serializeAws_querySendMessageCommand = async (
   input: SendMessageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySendMessageRequest(input, context),
@@ -368,9 +336,7 @@ export const serializeAws_querySendMessageBatchCommand = async (
   input: SendMessageBatchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySendMessageBatchRequest(input, context),
@@ -384,9 +350,7 @@ export const serializeAws_querySetQueueAttributesCommand = async (
   input: SetQueueAttributesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySetQueueAttributesRequest(input, context),
@@ -400,9 +364,7 @@ export const serializeAws_queryTagQueueCommand = async (
   input: TagQueueCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryTagQueueRequest(input, context),
@@ -416,9 +378,7 @@ export const serializeAws_queryUntagQueueCommand = async (
   input: UntagQueueCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryUntagQueueRequest(input, context),
@@ -2706,6 +2666,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-ssm-contacts/src/protocols/Aws_json1_1.ts b/clients/client-ssm-contacts/src/protocols/Aws_json1_1.ts
index 837222d69e399..3887e7ea5b628 100644
--- a/clients/client-ssm-contacts/src/protocols/Aws_json1_1.ts
+++ b/clients/client-ssm-contacts/src/protocols/Aws_json1_1.ts
@@ -220,10 +220,7 @@ export const serializeAws_json1_1AcceptPageCommand = async (
   input: AcceptPageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.AcceptPage",
-  };
+  const headers: __HeaderBag = sharedHeaders("AcceptPage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AcceptPageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -233,10 +230,7 @@ export const serializeAws_json1_1ActivateContactChannelCommand = async (
   input: ActivateContactChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ActivateContactChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("ActivateContactChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ActivateContactChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -246,10 +240,7 @@ export const serializeAws_json1_1CreateContactCommand = async (
   input: CreateContactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.CreateContact",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateContact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateContactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -259,10 +250,7 @@ export const serializeAws_json1_1CreateContactChannelCommand = async (
   input: CreateContactChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.CreateContactChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateContactChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateContactChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -272,10 +260,7 @@ export const serializeAws_json1_1CreateRotationCommand = async (
   input: CreateRotationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.CreateRotation",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRotation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRotationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -285,10 +270,7 @@ export const serializeAws_json1_1CreateRotationOverrideCommand = async (
   input: CreateRotationOverrideCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.CreateRotationOverride",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRotationOverride");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRotationOverrideRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -298,10 +280,7 @@ export const serializeAws_json1_1DeactivateContactChannelCommand = async (
   input: DeactivateContactChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.DeactivateContactChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeactivateContactChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeactivateContactChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -311,10 +290,7 @@ export const serializeAws_json1_1DeleteContactCommand = async (
   input: DeleteContactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.DeleteContact",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteContact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteContactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -324,10 +300,7 @@ export const serializeAws_json1_1DeleteContactChannelCommand = async (
   input: DeleteContactChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.DeleteContactChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteContactChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteContactChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -337,10 +310,7 @@ export const serializeAws_json1_1DeleteRotationCommand = async (
   input: DeleteRotationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.DeleteRotation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRotation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRotationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -350,10 +320,7 @@ export const serializeAws_json1_1DeleteRotationOverrideCommand = async (
   input: DeleteRotationOverrideCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.DeleteRotationOverride",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRotationOverride");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRotationOverrideRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -363,10 +330,7 @@ export const serializeAws_json1_1DescribeEngagementCommand = async (
   input: DescribeEngagementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.DescribeEngagement",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEngagement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEngagementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -376,10 +340,7 @@ export const serializeAws_json1_1DescribePageCommand = async (
   input: DescribePageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.DescribePage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -389,10 +350,7 @@ export const serializeAws_json1_1GetContactCommand = async (
   input: GetContactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.GetContact",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -402,10 +360,7 @@ export const serializeAws_json1_1GetContactChannelCommand = async (
   input: GetContactChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.GetContactChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContactChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContactChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -415,10 +370,7 @@ export const serializeAws_json1_1GetContactPolicyCommand = async (
   input: GetContactPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.GetContactPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetContactPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetContactPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -428,10 +380,7 @@ export const serializeAws_json1_1GetRotationCommand = async (
   input: GetRotationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.GetRotation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRotation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRotationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -441,10 +390,7 @@ export const serializeAws_json1_1GetRotationOverrideCommand = async (
   input: GetRotationOverrideCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.GetRotationOverride",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRotationOverride");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRotationOverrideRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -454,10 +400,7 @@ export const serializeAws_json1_1ListContactChannelsCommand = async (
   input: ListContactChannelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListContactChannels",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListContactChannels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListContactChannelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -467,10 +410,7 @@ export const serializeAws_json1_1ListContactsCommand = async (
   input: ListContactsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListContacts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListContacts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListContactsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -480,10 +420,7 @@ export const serializeAws_json1_1ListEngagementsCommand = async (
   input: ListEngagementsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListEngagements",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListEngagements");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListEngagementsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -493,10 +430,7 @@ export const serializeAws_json1_1ListPageReceiptsCommand = async (
   input: ListPageReceiptsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListPageReceipts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPageReceipts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPageReceiptsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -506,10 +440,7 @@ export const serializeAws_json1_1ListPageResolutionsCommand = async (
   input: ListPageResolutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListPageResolutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPageResolutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPageResolutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -519,10 +450,7 @@ export const serializeAws_json1_1ListPagesByContactCommand = async (
   input: ListPagesByContactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListPagesByContact",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPagesByContact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPagesByContactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -532,10 +460,7 @@ export const serializeAws_json1_1ListPagesByEngagementCommand = async (
   input: ListPagesByEngagementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListPagesByEngagement",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPagesByEngagement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPagesByEngagementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -545,10 +470,7 @@ export const serializeAws_json1_1ListPreviewRotationShiftsCommand = async (
   input: ListPreviewRotationShiftsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListPreviewRotationShifts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPreviewRotationShifts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPreviewRotationShiftsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -558,10 +480,7 @@ export const serializeAws_json1_1ListRotationOverridesCommand = async (
   input: ListRotationOverridesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListRotationOverrides",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRotationOverrides");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRotationOverridesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -571,10 +490,7 @@ export const serializeAws_json1_1ListRotationsCommand = async (
   input: ListRotationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListRotations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRotations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRotationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -584,10 +500,7 @@ export const serializeAws_json1_1ListRotationShiftsCommand = async (
   input: ListRotationShiftsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListRotationShifts",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRotationShifts");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRotationShiftsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -597,10 +510,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -610,10 +520,7 @@ export const serializeAws_json1_1PutContactPolicyCommand = async (
   input: PutContactPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.PutContactPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutContactPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutContactPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -623,10 +530,7 @@ export const serializeAws_json1_1SendActivationCodeCommand = async (
   input: SendActivationCodeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.SendActivationCode",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendActivationCode");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendActivationCodeRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -636,10 +540,7 @@ export const serializeAws_json1_1StartEngagementCommand = async (
   input: StartEngagementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.StartEngagement",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartEngagement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartEngagementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -649,10 +550,7 @@ export const serializeAws_json1_1StopEngagementCommand = async (
   input: StopEngagementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.StopEngagement",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopEngagement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopEngagementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -662,10 +560,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -675,10 +570,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -688,10 +580,7 @@ export const serializeAws_json1_1UpdateContactCommand = async (
   input: UpdateContactCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.UpdateContact",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateContact");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateContactRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -701,10 +590,7 @@ export const serializeAws_json1_1UpdateContactChannelCommand = async (
   input: UpdateContactChannelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.UpdateContactChannel",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateContactChannel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateContactChannelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -714,10 +600,7 @@ export const serializeAws_json1_1UpdateRotationCommand = async (
   input: UpdateRotationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SSMContacts.UpdateRotation",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRotation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRotationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4553,6 +4436,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `SSMContacts.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-ssm/src/protocols/Aws_json1_1.ts b/clients/client-ssm/src/protocols/Aws_json1_1.ts
index 855821504ee9a..956ad3dbf1acd 100644
--- a/clients/client-ssm/src/protocols/Aws_json1_1.ts
+++ b/clients/client-ssm/src/protocols/Aws_json1_1.ts
@@ -1004,10 +1004,7 @@ export const serializeAws_json1_1AddTagsToResourceCommand = async (
   input: AddTagsToResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.AddTagsToResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTagsToResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsToResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1017,10 +1014,7 @@ export const serializeAws_json1_1AssociateOpsItemRelatedItemCommand = async (
   input: AssociateOpsItemRelatedItemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.AssociateOpsItemRelatedItem",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateOpsItemRelatedItem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateOpsItemRelatedItemRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1030,10 +1024,7 @@ export const serializeAws_json1_1CancelCommandCommand = async (
   input: CancelCommandCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.CancelCommand",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelCommand");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelCommandRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1043,10 +1034,7 @@ export const serializeAws_json1_1CancelMaintenanceWindowExecutionCommand = async
   input: CancelMaintenanceWindowExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.CancelMaintenanceWindowExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelMaintenanceWindowExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelMaintenanceWindowExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1056,10 +1044,7 @@ export const serializeAws_json1_1CreateActivationCommand = async (
   input: CreateActivationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.CreateActivation",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateActivation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateActivationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1069,10 +1054,7 @@ export const serializeAws_json1_1CreateAssociationCommand = async (
   input: CreateAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.CreateAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1082,10 +1064,7 @@ export const serializeAws_json1_1CreateAssociationBatchCommand = async (
   input: CreateAssociationBatchCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.CreateAssociationBatch",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAssociationBatch");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAssociationBatchRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1095,10 +1074,7 @@ export const serializeAws_json1_1CreateDocumentCommand = async (
   input: CreateDocumentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.CreateDocument",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDocument");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateDocumentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1108,10 +1084,7 @@ export const serializeAws_json1_1CreateMaintenanceWindowCommand = async (
   input: CreateMaintenanceWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.CreateMaintenanceWindow",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateMaintenanceWindow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateMaintenanceWindowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1121,10 +1094,7 @@ export const serializeAws_json1_1CreateOpsItemCommand = async (
   input: CreateOpsItemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.CreateOpsItem",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateOpsItem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateOpsItemRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1134,10 +1104,7 @@ export const serializeAws_json1_1CreateOpsMetadataCommand = async (
   input: CreateOpsMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.CreateOpsMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateOpsMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateOpsMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1147,10 +1114,7 @@ export const serializeAws_json1_1CreatePatchBaselineCommand = async (
   input: CreatePatchBaselineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.CreatePatchBaseline",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePatchBaseline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePatchBaselineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1160,10 +1124,7 @@ export const serializeAws_json1_1CreateResourceDataSyncCommand = async (
   input: CreateResourceDataSyncCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.CreateResourceDataSync",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateResourceDataSync");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateResourceDataSyncRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1173,10 +1134,7 @@ export const serializeAws_json1_1DeleteActivationCommand = async (
   input: DeleteActivationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeleteActivation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteActivation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteActivationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1186,10 +1144,7 @@ export const serializeAws_json1_1DeleteAssociationCommand = async (
   input: DeleteAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeleteAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1199,10 +1154,7 @@ export const serializeAws_json1_1DeleteDocumentCommand = async (
   input: DeleteDocumentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeleteDocument",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDocument");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteDocumentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1212,10 +1164,7 @@ export const serializeAws_json1_1DeleteInventoryCommand = async (
   input: DeleteInventoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeleteInventory",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteInventory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteInventoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1225,10 +1174,7 @@ export const serializeAws_json1_1DeleteMaintenanceWindowCommand = async (
   input: DeleteMaintenanceWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeleteMaintenanceWindow",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMaintenanceWindow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMaintenanceWindowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1238,10 +1184,7 @@ export const serializeAws_json1_1DeleteOpsMetadataCommand = async (
   input: DeleteOpsMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeleteOpsMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteOpsMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteOpsMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1251,10 +1194,7 @@ export const serializeAws_json1_1DeleteParameterCommand = async (
   input: DeleteParameterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeleteParameter",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteParameter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteParameterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1264,10 +1204,7 @@ export const serializeAws_json1_1DeleteParametersCommand = async (
   input: DeleteParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeleteParameters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteParameters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteParametersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1277,10 +1214,7 @@ export const serializeAws_json1_1DeletePatchBaselineCommand = async (
   input: DeletePatchBaselineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeletePatchBaseline",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePatchBaseline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePatchBaselineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1290,10 +1224,7 @@ export const serializeAws_json1_1DeleteResourceDataSyncCommand = async (
   input: DeleteResourceDataSyncCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeleteResourceDataSync",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourceDataSync");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourceDataSyncRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1303,10 +1234,7 @@ export const serializeAws_json1_1DeleteResourcePolicyCommand = async (
   input: DeleteResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeleteResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1316,10 +1244,7 @@ export const serializeAws_json1_1DeregisterManagedInstanceCommand = async (
   input: DeregisterManagedInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeregisterManagedInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterManagedInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterManagedInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1329,10 +1254,7 @@ export const serializeAws_json1_1DeregisterPatchBaselineForPatchGroupCommand = a
   input: DeregisterPatchBaselineForPatchGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeregisterPatchBaselineForPatchGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterPatchBaselineForPatchGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterPatchBaselineForPatchGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1342,10 +1264,7 @@ export const serializeAws_json1_1DeregisterTargetFromMaintenanceWindowCommand =
   input: DeregisterTargetFromMaintenanceWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeregisterTargetFromMaintenanceWindow",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterTargetFromMaintenanceWindow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterTargetFromMaintenanceWindowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1355,10 +1274,7 @@ export const serializeAws_json1_1DeregisterTaskFromMaintenanceWindowCommand = as
   input: DeregisterTaskFromMaintenanceWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DeregisterTaskFromMaintenanceWindow",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterTaskFromMaintenanceWindow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterTaskFromMaintenanceWindowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1368,10 +1284,7 @@ export const serializeAws_json1_1DescribeActivationsCommand = async (
   input: DescribeActivationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeActivations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeActivations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeActivationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1381,10 +1294,7 @@ export const serializeAws_json1_1DescribeAssociationCommand = async (
   input: DescribeAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1394,10 +1304,7 @@ export const serializeAws_json1_1DescribeAssociationExecutionsCommand = async (
   input: DescribeAssociationExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeAssociationExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAssociationExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAssociationExecutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1407,10 +1314,7 @@ export const serializeAws_json1_1DescribeAssociationExecutionTargetsCommand = as
   input: DescribeAssociationExecutionTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeAssociationExecutionTargets",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAssociationExecutionTargets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAssociationExecutionTargetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1420,10 +1324,7 @@ export const serializeAws_json1_1DescribeAutomationExecutionsCommand = async (
   input: DescribeAutomationExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeAutomationExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAutomationExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAutomationExecutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1433,10 +1334,7 @@ export const serializeAws_json1_1DescribeAutomationStepExecutionsCommand = async
   input: DescribeAutomationStepExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeAutomationStepExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAutomationStepExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAutomationStepExecutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1446,10 +1344,7 @@ export const serializeAws_json1_1DescribeAvailablePatchesCommand = async (
   input: DescribeAvailablePatchesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeAvailablePatches",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAvailablePatches");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAvailablePatchesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1459,10 +1354,7 @@ export const serializeAws_json1_1DescribeDocumentCommand = async (
   input: DescribeDocumentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeDocument",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDocument");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDocumentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1472,10 +1364,7 @@ export const serializeAws_json1_1DescribeDocumentPermissionCommand = async (
   input: DescribeDocumentPermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeDocumentPermission",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDocumentPermission");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeDocumentPermissionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1485,10 +1374,7 @@ export const serializeAws_json1_1DescribeEffectiveInstanceAssociationsCommand =
   input: DescribeEffectiveInstanceAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeEffectiveInstanceAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEffectiveInstanceAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEffectiveInstanceAssociationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1498,10 +1384,7 @@ export const serializeAws_json1_1DescribeEffectivePatchesForPatchBaselineCommand
   input: DescribeEffectivePatchesForPatchBaselineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeEffectivePatchesForPatchBaseline",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEffectivePatchesForPatchBaseline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEffectivePatchesForPatchBaselineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1511,10 +1394,7 @@ export const serializeAws_json1_1DescribeInstanceAssociationsStatusCommand = asy
   input: DescribeInstanceAssociationsStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeInstanceAssociationsStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInstanceAssociationsStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInstanceAssociationsStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1524,10 +1404,7 @@ export const serializeAws_json1_1DescribeInstanceInformationCommand = async (
   input: DescribeInstanceInformationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeInstanceInformation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInstanceInformation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInstanceInformationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1537,10 +1414,7 @@ export const serializeAws_json1_1DescribeInstancePatchesCommand = async (
   input: DescribeInstancePatchesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeInstancePatches",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInstancePatches");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInstancePatchesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1550,10 +1424,7 @@ export const serializeAws_json1_1DescribeInstancePatchStatesCommand = async (
   input: DescribeInstancePatchStatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeInstancePatchStates",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInstancePatchStates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInstancePatchStatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1563,10 +1434,7 @@ export const serializeAws_json1_1DescribeInstancePatchStatesForPatchGroupCommand
   input: DescribeInstancePatchStatesForPatchGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeInstancePatchStatesForPatchGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInstancePatchStatesForPatchGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInstancePatchStatesForPatchGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1576,10 +1444,7 @@ export const serializeAws_json1_1DescribeInventoryDeletionsCommand = async (
   input: DescribeInventoryDeletionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeInventoryDeletions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInventoryDeletions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInventoryDeletionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1589,10 +1454,7 @@ export const serializeAws_json1_1DescribeMaintenanceWindowExecutionsCommand = as
   input: DescribeMaintenanceWindowExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeMaintenanceWindowExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMaintenanceWindowExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMaintenanceWindowExecutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1602,10 +1464,7 @@ export const serializeAws_json1_1DescribeMaintenanceWindowExecutionTaskInvocatio
   input: DescribeMaintenanceWindowExecutionTaskInvocationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeMaintenanceWindowExecutionTaskInvocations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMaintenanceWindowExecutionTaskInvocations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMaintenanceWindowExecutionTaskInvocationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1615,10 +1474,7 @@ export const serializeAws_json1_1DescribeMaintenanceWindowExecutionTasksCommand
   input: DescribeMaintenanceWindowExecutionTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeMaintenanceWindowExecutionTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMaintenanceWindowExecutionTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMaintenanceWindowExecutionTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1628,10 +1484,7 @@ export const serializeAws_json1_1DescribeMaintenanceWindowsCommand = async (
   input: DescribeMaintenanceWindowsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeMaintenanceWindows",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMaintenanceWindows");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMaintenanceWindowsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1641,10 +1494,7 @@ export const serializeAws_json1_1DescribeMaintenanceWindowScheduleCommand = asyn
   input: DescribeMaintenanceWindowScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeMaintenanceWindowSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMaintenanceWindowSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMaintenanceWindowScheduleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1654,10 +1504,7 @@ export const serializeAws_json1_1DescribeMaintenanceWindowsForTargetCommand = as
   input: DescribeMaintenanceWindowsForTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeMaintenanceWindowsForTarget",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMaintenanceWindowsForTarget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMaintenanceWindowsForTargetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1667,10 +1514,7 @@ export const serializeAws_json1_1DescribeMaintenanceWindowTargetsCommand = async
   input: DescribeMaintenanceWindowTargetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeMaintenanceWindowTargets",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMaintenanceWindowTargets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMaintenanceWindowTargetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1680,10 +1524,7 @@ export const serializeAws_json1_1DescribeMaintenanceWindowTasksCommand = async (
   input: DescribeMaintenanceWindowTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeMaintenanceWindowTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMaintenanceWindowTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMaintenanceWindowTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1693,10 +1534,7 @@ export const serializeAws_json1_1DescribeOpsItemsCommand = async (
   input: DescribeOpsItemsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeOpsItems",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOpsItems");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeOpsItemsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1706,10 +1544,7 @@ export const serializeAws_json1_1DescribeParametersCommand = async (
   input: DescribeParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeParameters",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeParameters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeParametersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1719,10 +1554,7 @@ export const serializeAws_json1_1DescribePatchBaselinesCommand = async (
   input: DescribePatchBaselinesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribePatchBaselines",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePatchBaselines");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePatchBaselinesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1732,10 +1564,7 @@ export const serializeAws_json1_1DescribePatchGroupsCommand = async (
   input: DescribePatchGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribePatchGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePatchGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePatchGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1745,10 +1574,7 @@ export const serializeAws_json1_1DescribePatchGroupStateCommand = async (
   input: DescribePatchGroupStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribePatchGroupState",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePatchGroupState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePatchGroupStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1758,10 +1584,7 @@ export const serializeAws_json1_1DescribePatchPropertiesCommand = async (
   input: DescribePatchPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribePatchProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePatchProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePatchPropertiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1771,10 +1594,7 @@ export const serializeAws_json1_1DescribeSessionsCommand = async (
   input: DescribeSessionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DescribeSessions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSessions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSessionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1784,10 +1604,7 @@ export const serializeAws_json1_1DisassociateOpsItemRelatedItemCommand = async (
   input: DisassociateOpsItemRelatedItemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.DisassociateOpsItemRelatedItem",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateOpsItemRelatedItem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateOpsItemRelatedItemRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1797,10 +1614,7 @@ export const serializeAws_json1_1GetAutomationExecutionCommand = async (
   input: GetAutomationExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetAutomationExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAutomationExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAutomationExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1810,10 +1624,7 @@ export const serializeAws_json1_1GetCalendarStateCommand = async (
   input: GetCalendarStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetCalendarState",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCalendarState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCalendarStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1823,10 +1634,7 @@ export const serializeAws_json1_1GetCommandInvocationCommand = async (
   input: GetCommandInvocationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetCommandInvocation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCommandInvocation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCommandInvocationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1836,10 +1644,7 @@ export const serializeAws_json1_1GetConnectionStatusCommand = async (
   input: GetConnectionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetConnectionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetConnectionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetConnectionStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1849,10 +1654,7 @@ export const serializeAws_json1_1GetDefaultPatchBaselineCommand = async (
   input: GetDefaultPatchBaselineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetDefaultPatchBaseline",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDefaultPatchBaseline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDefaultPatchBaselineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1862,10 +1664,7 @@ export const serializeAws_json1_1GetDeployablePatchSnapshotForInstanceCommand =
   input: GetDeployablePatchSnapshotForInstanceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetDeployablePatchSnapshotForInstance",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDeployablePatchSnapshotForInstance");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDeployablePatchSnapshotForInstanceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1875,10 +1674,7 @@ export const serializeAws_json1_1GetDocumentCommand = async (
   input: GetDocumentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetDocument",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDocument");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDocumentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1888,10 +1684,7 @@ export const serializeAws_json1_1GetInventoryCommand = async (
   input: GetInventoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetInventory",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInventory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInventoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1901,10 +1694,7 @@ export const serializeAws_json1_1GetInventorySchemaCommand = async (
   input: GetInventorySchemaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetInventorySchema",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInventorySchema");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInventorySchemaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1914,10 +1704,7 @@ export const serializeAws_json1_1GetMaintenanceWindowCommand = async (
   input: GetMaintenanceWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetMaintenanceWindow",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMaintenanceWindow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMaintenanceWindowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1927,10 +1714,7 @@ export const serializeAws_json1_1GetMaintenanceWindowExecutionCommand = async (
   input: GetMaintenanceWindowExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetMaintenanceWindowExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMaintenanceWindowExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMaintenanceWindowExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1940,10 +1724,7 @@ export const serializeAws_json1_1GetMaintenanceWindowExecutionTaskCommand = asyn
   input: GetMaintenanceWindowExecutionTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetMaintenanceWindowExecutionTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMaintenanceWindowExecutionTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMaintenanceWindowExecutionTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1953,10 +1734,7 @@ export const serializeAws_json1_1GetMaintenanceWindowExecutionTaskInvocationComm
   input: GetMaintenanceWindowExecutionTaskInvocationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetMaintenanceWindowExecutionTaskInvocation",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMaintenanceWindowExecutionTaskInvocation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMaintenanceWindowExecutionTaskInvocationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1966,10 +1744,7 @@ export const serializeAws_json1_1GetMaintenanceWindowTaskCommand = async (
   input: GetMaintenanceWindowTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetMaintenanceWindowTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMaintenanceWindowTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMaintenanceWindowTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1979,10 +1754,7 @@ export const serializeAws_json1_1GetOpsItemCommand = async (
   input: GetOpsItemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetOpsItem",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOpsItem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOpsItemRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1992,10 +1764,7 @@ export const serializeAws_json1_1GetOpsMetadataCommand = async (
   input: GetOpsMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetOpsMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOpsMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOpsMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2005,10 +1774,7 @@ export const serializeAws_json1_1GetOpsSummaryCommand = async (
   input: GetOpsSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetOpsSummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetOpsSummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetOpsSummaryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2018,10 +1784,7 @@ export const serializeAws_json1_1GetParameterCommand = async (
   input: GetParameterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetParameter",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetParameter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetParameterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2031,10 +1794,7 @@ export const serializeAws_json1_1GetParameterHistoryCommand = async (
   input: GetParameterHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetParameterHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetParameterHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetParameterHistoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2044,10 +1804,7 @@ export const serializeAws_json1_1GetParametersCommand = async (
   input: GetParametersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetParameters",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetParameters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetParametersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2057,10 +1814,7 @@ export const serializeAws_json1_1GetParametersByPathCommand = async (
   input: GetParametersByPathCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetParametersByPath",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetParametersByPath");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetParametersByPathRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2070,10 +1824,7 @@ export const serializeAws_json1_1GetPatchBaselineCommand = async (
   input: GetPatchBaselineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetPatchBaseline",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPatchBaseline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPatchBaselineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2083,10 +1834,7 @@ export const serializeAws_json1_1GetPatchBaselineForPatchGroupCommand = async (
   input: GetPatchBaselineForPatchGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetPatchBaselineForPatchGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPatchBaselineForPatchGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPatchBaselineForPatchGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2096,10 +1844,7 @@ export const serializeAws_json1_1GetResourcePoliciesCommand = async (
   input: GetResourcePoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetResourcePolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetResourcePolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetResourcePoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2109,10 +1854,7 @@ export const serializeAws_json1_1GetServiceSettingCommand = async (
   input: GetServiceSettingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.GetServiceSetting",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetServiceSetting");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetServiceSettingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2122,10 +1864,7 @@ export const serializeAws_json1_1LabelParameterVersionCommand = async (
   input: LabelParameterVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.LabelParameterVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("LabelParameterVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1LabelParameterVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2135,10 +1874,7 @@ export const serializeAws_json1_1ListAssociationsCommand = async (
   input: ListAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssociationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2148,10 +1884,7 @@ export const serializeAws_json1_1ListAssociationVersionsCommand = async (
   input: ListAssociationVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListAssociationVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAssociationVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAssociationVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2161,10 +1894,7 @@ export const serializeAws_json1_1ListCommandInvocationsCommand = async (
   input: ListCommandInvocationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListCommandInvocations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCommandInvocations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCommandInvocationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2174,10 +1904,7 @@ export const serializeAws_json1_1ListCommandsCommand = async (
   input: ListCommandsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListCommands",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCommands");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCommandsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2187,10 +1914,7 @@ export const serializeAws_json1_1ListComplianceItemsCommand = async (
   input: ListComplianceItemsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListComplianceItems",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListComplianceItems");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListComplianceItemsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2200,10 +1924,7 @@ export const serializeAws_json1_1ListComplianceSummariesCommand = async (
   input: ListComplianceSummariesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListComplianceSummaries",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListComplianceSummaries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListComplianceSummariesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2213,10 +1934,7 @@ export const serializeAws_json1_1ListDocumentMetadataHistoryCommand = async (
   input: ListDocumentMetadataHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListDocumentMetadataHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDocumentMetadataHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDocumentMetadataHistoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2226,10 +1944,7 @@ export const serializeAws_json1_1ListDocumentsCommand = async (
   input: ListDocumentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListDocuments",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDocuments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDocumentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2239,10 +1954,7 @@ export const serializeAws_json1_1ListDocumentVersionsCommand = async (
   input: ListDocumentVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListDocumentVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDocumentVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListDocumentVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2252,10 +1964,7 @@ export const serializeAws_json1_1ListInventoryEntriesCommand = async (
   input: ListInventoryEntriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListInventoryEntries",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInventoryEntries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListInventoryEntriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2265,10 +1974,7 @@ export const serializeAws_json1_1ListOpsItemEventsCommand = async (
   input: ListOpsItemEventsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListOpsItemEvents",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOpsItemEvents");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOpsItemEventsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2278,10 +1984,7 @@ export const serializeAws_json1_1ListOpsItemRelatedItemsCommand = async (
   input: ListOpsItemRelatedItemsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListOpsItemRelatedItems",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOpsItemRelatedItems");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOpsItemRelatedItemsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2291,10 +1994,7 @@ export const serializeAws_json1_1ListOpsMetadataCommand = async (
   input: ListOpsMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListOpsMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOpsMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOpsMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2304,10 +2004,7 @@ export const serializeAws_json1_1ListResourceComplianceSummariesCommand = async
   input: ListResourceComplianceSummariesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListResourceComplianceSummaries",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourceComplianceSummaries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourceComplianceSummariesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2317,10 +2014,7 @@ export const serializeAws_json1_1ListResourceDataSyncCommand = async (
   input: ListResourceDataSyncCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListResourceDataSync",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourceDataSync");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourceDataSyncRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2330,10 +2024,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2343,10 +2034,7 @@ export const serializeAws_json1_1ModifyDocumentPermissionCommand = async (
   input: ModifyDocumentPermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ModifyDocumentPermission",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyDocumentPermission");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyDocumentPermissionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2356,10 +2044,7 @@ export const serializeAws_json1_1PutComplianceItemsCommand = async (
   input: PutComplianceItemsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.PutComplianceItems",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutComplianceItems");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutComplianceItemsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2369,10 +2054,7 @@ export const serializeAws_json1_1PutInventoryCommand = async (
   input: PutInventoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.PutInventory",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutInventory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutInventoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2382,10 +2064,7 @@ export const serializeAws_json1_1PutParameterCommand = async (
   input: PutParameterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.PutParameter",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutParameter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutParameterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2395,10 +2074,7 @@ export const serializeAws_json1_1PutResourcePolicyCommand = async (
   input: PutResourcePolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.PutResourcePolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutResourcePolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutResourcePolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2408,10 +2084,7 @@ export const serializeAws_json1_1RegisterDefaultPatchBaselineCommand = async (
   input: RegisterDefaultPatchBaselineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.RegisterDefaultPatchBaseline",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterDefaultPatchBaseline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterDefaultPatchBaselineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2421,10 +2094,7 @@ export const serializeAws_json1_1RegisterPatchBaselineForPatchGroupCommand = asy
   input: RegisterPatchBaselineForPatchGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.RegisterPatchBaselineForPatchGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterPatchBaselineForPatchGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterPatchBaselineForPatchGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2434,10 +2104,7 @@ export const serializeAws_json1_1RegisterTargetWithMaintenanceWindowCommand = as
   input: RegisterTargetWithMaintenanceWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.RegisterTargetWithMaintenanceWindow",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterTargetWithMaintenanceWindow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterTargetWithMaintenanceWindowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2447,10 +2114,7 @@ export const serializeAws_json1_1RegisterTaskWithMaintenanceWindowCommand = asyn
   input: RegisterTaskWithMaintenanceWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.RegisterTaskWithMaintenanceWindow",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterTaskWithMaintenanceWindow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterTaskWithMaintenanceWindowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2460,10 +2124,7 @@ export const serializeAws_json1_1RemoveTagsFromResourceCommand = async (
   input: RemoveTagsFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.RemoveTagsFromResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTagsFromResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTagsFromResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2473,10 +2134,7 @@ export const serializeAws_json1_1ResetServiceSettingCommand = async (
   input: ResetServiceSettingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ResetServiceSetting",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResetServiceSetting");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResetServiceSettingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2486,10 +2144,7 @@ export const serializeAws_json1_1ResumeSessionCommand = async (
   input: ResumeSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.ResumeSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResumeSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResumeSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2499,10 +2154,7 @@ export const serializeAws_json1_1SendAutomationSignalCommand = async (
   input: SendAutomationSignalCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.SendAutomationSignal",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendAutomationSignal");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendAutomationSignalRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2512,10 +2164,7 @@ export const serializeAws_json1_1SendCommandCommand = async (
   input: SendCommandCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.SendCommand",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendCommand");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendCommandRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2525,10 +2174,7 @@ export const serializeAws_json1_1StartAssociationsOnceCommand = async (
   input: StartAssociationsOnceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.StartAssociationsOnce",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartAssociationsOnce");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartAssociationsOnceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2538,10 +2184,7 @@ export const serializeAws_json1_1StartAutomationExecutionCommand = async (
   input: StartAutomationExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.StartAutomationExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartAutomationExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartAutomationExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2551,10 +2194,7 @@ export const serializeAws_json1_1StartChangeRequestExecutionCommand = async (
   input: StartChangeRequestExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.StartChangeRequestExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartChangeRequestExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartChangeRequestExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2564,10 +2204,7 @@ export const serializeAws_json1_1StartSessionCommand = async (
   input: StartSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.StartSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2577,10 +2214,7 @@ export const serializeAws_json1_1StopAutomationExecutionCommand = async (
   input: StopAutomationExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.StopAutomationExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopAutomationExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopAutomationExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2590,10 +2224,7 @@ export const serializeAws_json1_1TerminateSessionCommand = async (
   input: TerminateSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.TerminateSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("TerminateSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TerminateSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2603,10 +2234,7 @@ export const serializeAws_json1_1UnlabelParameterVersionCommand = async (
   input: UnlabelParameterVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UnlabelParameterVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("UnlabelParameterVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UnlabelParameterVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2616,10 +2244,7 @@ export const serializeAws_json1_1UpdateAssociationCommand = async (
   input: UpdateAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAssociationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2629,10 +2254,7 @@ export const serializeAws_json1_1UpdateAssociationStatusCommand = async (
   input: UpdateAssociationStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateAssociationStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAssociationStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAssociationStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2642,10 +2264,7 @@ export const serializeAws_json1_1UpdateDocumentCommand = async (
   input: UpdateDocumentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateDocument",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDocument");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDocumentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2655,10 +2274,7 @@ export const serializeAws_json1_1UpdateDocumentDefaultVersionCommand = async (
   input: UpdateDocumentDefaultVersionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateDocumentDefaultVersion",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDocumentDefaultVersion");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDocumentDefaultVersionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2668,10 +2284,7 @@ export const serializeAws_json1_1UpdateDocumentMetadataCommand = async (
   input: UpdateDocumentMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateDocumentMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDocumentMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDocumentMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2681,10 +2294,7 @@ export const serializeAws_json1_1UpdateMaintenanceWindowCommand = async (
   input: UpdateMaintenanceWindowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateMaintenanceWindow",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMaintenanceWindow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMaintenanceWindowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2694,10 +2304,7 @@ export const serializeAws_json1_1UpdateMaintenanceWindowTargetCommand = async (
   input: UpdateMaintenanceWindowTargetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateMaintenanceWindowTarget",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMaintenanceWindowTarget");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMaintenanceWindowTargetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2707,10 +2314,7 @@ export const serializeAws_json1_1UpdateMaintenanceWindowTaskCommand = async (
   input: UpdateMaintenanceWindowTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateMaintenanceWindowTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMaintenanceWindowTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMaintenanceWindowTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2720,10 +2324,7 @@ export const serializeAws_json1_1UpdateManagedInstanceRoleCommand = async (
   input: UpdateManagedInstanceRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateManagedInstanceRole",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateManagedInstanceRole");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateManagedInstanceRoleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2733,10 +2334,7 @@ export const serializeAws_json1_1UpdateOpsItemCommand = async (
   input: UpdateOpsItemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateOpsItem",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateOpsItem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateOpsItemRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2746,10 +2344,7 @@ export const serializeAws_json1_1UpdateOpsMetadataCommand = async (
   input: UpdateOpsMetadataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateOpsMetadata",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateOpsMetadata");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateOpsMetadataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2759,10 +2354,7 @@ export const serializeAws_json1_1UpdatePatchBaselineCommand = async (
   input: UpdatePatchBaselineCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdatePatchBaseline",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePatchBaseline");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePatchBaselineRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2772,10 +2364,7 @@ export const serializeAws_json1_1UpdateResourceDataSyncCommand = async (
   input: UpdateResourceDataSyncCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateResourceDataSync",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateResourceDataSync");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateResourceDataSyncRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2785,10 +2374,7 @@ export const serializeAws_json1_1UpdateServiceSettingCommand = async (
   input: UpdateServiceSettingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AmazonSSM.UpdateServiceSetting",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateServiceSetting");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateServiceSettingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -20826,6 +20412,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AmazonSSM.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-sso-admin/src/protocols/Aws_json1_1.ts b/clients/client-sso-admin/src/protocols/Aws_json1_1.ts
index 8fb746fd6741a..71bff39a20e12 100644
--- a/clients/client-sso-admin/src/protocols/Aws_json1_1.ts
+++ b/clients/client-sso-admin/src/protocols/Aws_json1_1.ts
@@ -255,10 +255,7 @@ export const serializeAws_json1_1AttachCustomerManagedPolicyReferenceToPermissio
   input: AttachCustomerManagedPolicyReferenceToPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.AttachCustomerManagedPolicyReferenceToPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("AttachCustomerManagedPolicyReferenceToPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AttachCustomerManagedPolicyReferenceToPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -268,10 +265,7 @@ export const serializeAws_json1_1AttachManagedPolicyToPermissionSetCommand = asy
   input: AttachManagedPolicyToPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.AttachManagedPolicyToPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("AttachManagedPolicyToPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AttachManagedPolicyToPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -281,10 +275,7 @@ export const serializeAws_json1_1CreateAccountAssignmentCommand = async (
   input: CreateAccountAssignmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.CreateAccountAssignment",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAccountAssignment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAccountAssignmentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -294,10 +285,7 @@ export const serializeAws_json1_1CreateInstanceAccessControlAttributeConfigurati
   input: CreateInstanceAccessControlAttributeConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.CreateInstanceAccessControlAttributeConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateInstanceAccessControlAttributeConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateInstanceAccessControlAttributeConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -307,10 +295,7 @@ export const serializeAws_json1_1CreatePermissionSetCommand = async (
   input: CreatePermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.CreatePermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreatePermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreatePermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -320,10 +305,7 @@ export const serializeAws_json1_1DeleteAccountAssignmentCommand = async (
   input: DeleteAccountAssignmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DeleteAccountAssignment",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAccountAssignment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAccountAssignmentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -333,10 +315,7 @@ export const serializeAws_json1_1DeleteInlinePolicyFromPermissionSetCommand = as
   input: DeleteInlinePolicyFromPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DeleteInlinePolicyFromPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteInlinePolicyFromPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteInlinePolicyFromPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -346,10 +325,7 @@ export const serializeAws_json1_1DeleteInstanceAccessControlAttributeConfigurati
   input: DeleteInstanceAccessControlAttributeConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DeleteInstanceAccessControlAttributeConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteInstanceAccessControlAttributeConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteInstanceAccessControlAttributeConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -359,10 +335,7 @@ export const serializeAws_json1_1DeletePermissionsBoundaryFromPermissionSetComma
   input: DeletePermissionsBoundaryFromPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DeletePermissionsBoundaryFromPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePermissionsBoundaryFromPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePermissionsBoundaryFromPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -372,10 +345,7 @@ export const serializeAws_json1_1DeletePermissionSetCommand = async (
   input: DeletePermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DeletePermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -385,10 +355,7 @@ export const serializeAws_json1_1DescribeAccountAssignmentCreationStatusCommand
   input: DescribeAccountAssignmentCreationStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DescribeAccountAssignmentCreationStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccountAssignmentCreationStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAccountAssignmentCreationStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -398,10 +365,7 @@ export const serializeAws_json1_1DescribeAccountAssignmentDeletionStatusCommand
   input: DescribeAccountAssignmentDeletionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DescribeAccountAssignmentDeletionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccountAssignmentDeletionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAccountAssignmentDeletionStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -411,10 +375,7 @@ export const serializeAws_json1_1DescribeInstanceAccessControlAttributeConfigura
   input: DescribeInstanceAccessControlAttributeConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DescribeInstanceAccessControlAttributeConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInstanceAccessControlAttributeConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInstanceAccessControlAttributeConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -424,10 +385,7 @@ export const serializeAws_json1_1DescribePermissionSetCommand = async (
   input: DescribePermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DescribePermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -437,10 +395,7 @@ export const serializeAws_json1_1DescribePermissionSetProvisioningStatusCommand
   input: DescribePermissionSetProvisioningStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DescribePermissionSetProvisioningStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribePermissionSetProvisioningStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribePermissionSetProvisioningStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -450,10 +405,7 @@ export const serializeAws_json1_1DetachCustomerManagedPolicyReferenceFromPermiss
   input: DetachCustomerManagedPolicyReferenceFromPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DetachCustomerManagedPolicyReferenceFromPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetachCustomerManagedPolicyReferenceFromPermissionSet");
   let body: any;
   body = JSON.stringify(
     serializeAws_json1_1DetachCustomerManagedPolicyReferenceFromPermissionSetRequest(input, context)
@@ -465,10 +417,7 @@ export const serializeAws_json1_1DetachManagedPolicyFromPermissionSetCommand = a
   input: DetachManagedPolicyFromPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.DetachManagedPolicyFromPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetachManagedPolicyFromPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetachManagedPolicyFromPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -478,10 +427,7 @@ export const serializeAws_json1_1GetInlinePolicyForPermissionSetCommand = async
   input: GetInlinePolicyForPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.GetInlinePolicyForPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetInlinePolicyForPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetInlinePolicyForPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -491,10 +437,7 @@ export const serializeAws_json1_1GetPermissionsBoundaryForPermissionSetCommand =
   input: GetPermissionsBoundaryForPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.GetPermissionsBoundaryForPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPermissionsBoundaryForPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPermissionsBoundaryForPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -504,10 +447,7 @@ export const serializeAws_json1_1ListAccountAssignmentCreationStatusCommand = as
   input: ListAccountAssignmentCreationStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ListAccountAssignmentCreationStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccountAssignmentCreationStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAccountAssignmentCreationStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -517,10 +457,7 @@ export const serializeAws_json1_1ListAccountAssignmentDeletionStatusCommand = as
   input: ListAccountAssignmentDeletionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ListAccountAssignmentDeletionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccountAssignmentDeletionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAccountAssignmentDeletionStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -530,10 +467,7 @@ export const serializeAws_json1_1ListAccountAssignmentsCommand = async (
   input: ListAccountAssignmentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ListAccountAssignments",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccountAssignments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAccountAssignmentsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -543,10 +477,7 @@ export const serializeAws_json1_1ListAccountsForProvisionedPermissionSetCommand
   input: ListAccountsForProvisionedPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ListAccountsForProvisionedPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccountsForProvisionedPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAccountsForProvisionedPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -556,10 +487,7 @@ export const serializeAws_json1_1ListCustomerManagedPolicyReferencesInPermission
   input: ListCustomerManagedPolicyReferencesInPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ListCustomerManagedPolicyReferencesInPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCustomerManagedPolicyReferencesInPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCustomerManagedPolicyReferencesInPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -569,10 +497,7 @@ export const serializeAws_json1_1ListInstancesCommand = async (
   input: ListInstancesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ListInstances",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListInstances");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListInstancesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -582,10 +507,7 @@ export const serializeAws_json1_1ListManagedPoliciesInPermissionSetCommand = asy
   input: ListManagedPoliciesInPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ListManagedPoliciesInPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListManagedPoliciesInPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListManagedPoliciesInPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -595,10 +517,7 @@ export const serializeAws_json1_1ListPermissionSetProvisioningStatusCommand = as
   input: ListPermissionSetProvisioningStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ListPermissionSetProvisioningStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPermissionSetProvisioningStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPermissionSetProvisioningStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -608,10 +527,7 @@ export const serializeAws_json1_1ListPermissionSetsCommand = async (
   input: ListPermissionSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ListPermissionSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPermissionSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPermissionSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -621,10 +537,7 @@ export const serializeAws_json1_1ListPermissionSetsProvisionedToAccountCommand =
   input: ListPermissionSetsProvisionedToAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ListPermissionSetsProvisionedToAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListPermissionSetsProvisionedToAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListPermissionSetsProvisionedToAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -634,10 +547,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -647,10 +557,7 @@ export const serializeAws_json1_1ProvisionPermissionSetCommand = async (
   input: ProvisionPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.ProvisionPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("ProvisionPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ProvisionPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -660,10 +567,7 @@ export const serializeAws_json1_1PutInlinePolicyToPermissionSetCommand = async (
   input: PutInlinePolicyToPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.PutInlinePolicyToPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutInlinePolicyToPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutInlinePolicyToPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -673,10 +577,7 @@ export const serializeAws_json1_1PutPermissionsBoundaryToPermissionSetCommand =
   input: PutPermissionsBoundaryToPermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.PutPermissionsBoundaryToPermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPermissionsBoundaryToPermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPermissionsBoundaryToPermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -686,10 +587,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -699,10 +597,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -712,10 +607,7 @@ export const serializeAws_json1_1UpdateInstanceAccessControlAttributeConfigurati
   input: UpdateInstanceAccessControlAttributeConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.UpdateInstanceAccessControlAttributeConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateInstanceAccessControlAttributeConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateInstanceAccessControlAttributeConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -725,10 +617,7 @@ export const serializeAws_json1_1UpdatePermissionSetCommand = async (
   input: UpdatePermissionSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "SWBExternalService.UpdatePermissionSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePermissionSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePermissionSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4152,6 +4041,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `SWBExternalService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-storage-gateway/src/protocols/Aws_json1_1.ts b/clients/client-storage-gateway/src/protocols/Aws_json1_1.ts
index 3a10974d102b4..7f2e039e19d90 100644
--- a/clients/client-storage-gateway/src/protocols/Aws_json1_1.ts
+++ b/clients/client-storage-gateway/src/protocols/Aws_json1_1.ts
@@ -485,10 +485,7 @@ export const serializeAws_json1_1ActivateGatewayCommand = async (
   input: ActivateGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ActivateGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("ActivateGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ActivateGatewayInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -498,10 +495,7 @@ export const serializeAws_json1_1AddCacheCommand = async (
   input: AddCacheCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.AddCache",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddCache");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddCacheInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -511,10 +505,7 @@ export const serializeAws_json1_1AddTagsToResourceCommand = async (
   input: AddTagsToResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.AddTagsToResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddTagsToResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddTagsToResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -524,10 +515,7 @@ export const serializeAws_json1_1AddUploadBufferCommand = async (
   input: AddUploadBufferCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.AddUploadBuffer",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddUploadBuffer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddUploadBufferInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -537,10 +525,7 @@ export const serializeAws_json1_1AddWorkingStorageCommand = async (
   input: AddWorkingStorageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.AddWorkingStorage",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddWorkingStorage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddWorkingStorageInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -550,10 +535,7 @@ export const serializeAws_json1_1AssignTapePoolCommand = async (
   input: AssignTapePoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.AssignTapePool",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssignTapePool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssignTapePoolInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -563,10 +545,7 @@ export const serializeAws_json1_1AssociateFileSystemCommand = async (
   input: AssociateFileSystemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.AssociateFileSystem",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateFileSystem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateFileSystemInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -576,10 +555,7 @@ export const serializeAws_json1_1AttachVolumeCommand = async (
   input: AttachVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.AttachVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("AttachVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AttachVolumeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -589,10 +565,7 @@ export const serializeAws_json1_1CancelArchivalCommand = async (
   input: CancelArchivalCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.CancelArchival",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelArchival");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelArchivalInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -602,10 +575,7 @@ export const serializeAws_json1_1CancelRetrievalCommand = async (
   input: CancelRetrievalCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.CancelRetrieval",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelRetrieval");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelRetrievalInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -615,10 +585,7 @@ export const serializeAws_json1_1CreateCachediSCSIVolumeCommand = async (
   input: CreateCachediSCSIVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.CreateCachediSCSIVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCachediSCSIVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCachediSCSIVolumeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -628,10 +595,7 @@ export const serializeAws_json1_1CreateNFSFileShareCommand = async (
   input: CreateNFSFileShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.CreateNFSFileShare",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateNFSFileShare");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateNFSFileShareInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -641,10 +605,7 @@ export const serializeAws_json1_1CreateSMBFileShareCommand = async (
   input: CreateSMBFileShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.CreateSMBFileShare",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSMBFileShare");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSMBFileShareInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -654,10 +615,7 @@ export const serializeAws_json1_1CreateSnapshotCommand = async (
   input: CreateSnapshotCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.CreateSnapshot",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSnapshot");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSnapshotInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -667,10 +625,7 @@ export const serializeAws_json1_1CreateSnapshotFromVolumeRecoveryPointCommand =
   input: CreateSnapshotFromVolumeRecoveryPointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.CreateSnapshotFromVolumeRecoveryPoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSnapshotFromVolumeRecoveryPoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSnapshotFromVolumeRecoveryPointInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -680,10 +635,7 @@ export const serializeAws_json1_1CreateStorediSCSIVolumeCommand = async (
   input: CreateStorediSCSIVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.CreateStorediSCSIVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStorediSCSIVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateStorediSCSIVolumeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -693,10 +645,7 @@ export const serializeAws_json1_1CreateTapePoolCommand = async (
   input: CreateTapePoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.CreateTapePool",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTapePool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTapePoolInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -706,10 +655,7 @@ export const serializeAws_json1_1CreateTapesCommand = async (
   input: CreateTapesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.CreateTapes",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTapes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTapesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -719,10 +665,7 @@ export const serializeAws_json1_1CreateTapeWithBarcodeCommand = async (
   input: CreateTapeWithBarcodeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.CreateTapeWithBarcode",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTapeWithBarcode");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTapeWithBarcodeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -732,10 +675,7 @@ export const serializeAws_json1_1DeleteAutomaticTapeCreationPolicyCommand = asyn
   input: DeleteAutomaticTapeCreationPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DeleteAutomaticTapeCreationPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAutomaticTapeCreationPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAutomaticTapeCreationPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -745,10 +685,7 @@ export const serializeAws_json1_1DeleteBandwidthRateLimitCommand = async (
   input: DeleteBandwidthRateLimitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DeleteBandwidthRateLimit",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteBandwidthRateLimit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteBandwidthRateLimitInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -758,10 +695,7 @@ export const serializeAws_json1_1DeleteChapCredentialsCommand = async (
   input: DeleteChapCredentialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DeleteChapCredentials",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteChapCredentials");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteChapCredentialsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -771,10 +705,7 @@ export const serializeAws_json1_1DeleteFileShareCommand = async (
   input: DeleteFileShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DeleteFileShare",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFileShare");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFileShareInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -784,10 +715,7 @@ export const serializeAws_json1_1DeleteGatewayCommand = async (
   input: DeleteGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DeleteGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGatewayInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -797,10 +725,7 @@ export const serializeAws_json1_1DeleteSnapshotScheduleCommand = async (
   input: DeleteSnapshotScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DeleteSnapshotSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSnapshotSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSnapshotScheduleInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -810,10 +735,7 @@ export const serializeAws_json1_1DeleteTapeCommand = async (
   input: DeleteTapeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DeleteTape",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTape");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTapeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -823,10 +745,7 @@ export const serializeAws_json1_1DeleteTapeArchiveCommand = async (
   input: DeleteTapeArchiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DeleteTapeArchive",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTapeArchive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTapeArchiveInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -836,10 +755,7 @@ export const serializeAws_json1_1DeleteTapePoolCommand = async (
   input: DeleteTapePoolCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DeleteTapePool",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTapePool");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTapePoolInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -849,10 +765,7 @@ export const serializeAws_json1_1DeleteVolumeCommand = async (
   input: DeleteVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DeleteVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteVolumeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -862,10 +775,7 @@ export const serializeAws_json1_1DescribeAvailabilityMonitorTestCommand = async
   input: DescribeAvailabilityMonitorTestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeAvailabilityMonitorTest",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAvailabilityMonitorTest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAvailabilityMonitorTestInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -875,10 +785,7 @@ export const serializeAws_json1_1DescribeBandwidthRateLimitCommand = async (
   input: DescribeBandwidthRateLimitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeBandwidthRateLimit",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBandwidthRateLimit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBandwidthRateLimitInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -888,10 +795,7 @@ export const serializeAws_json1_1DescribeBandwidthRateLimitScheduleCommand = asy
   input: DescribeBandwidthRateLimitScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeBandwidthRateLimitSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBandwidthRateLimitSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeBandwidthRateLimitScheduleInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -901,10 +805,7 @@ export const serializeAws_json1_1DescribeCacheCommand = async (
   input: DescribeCacheCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeCache",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCache");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCacheInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -914,10 +815,7 @@ export const serializeAws_json1_1DescribeCachediSCSIVolumesCommand = async (
   input: DescribeCachediSCSIVolumesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeCachediSCSIVolumes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCachediSCSIVolumes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCachediSCSIVolumesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -927,10 +825,7 @@ export const serializeAws_json1_1DescribeChapCredentialsCommand = async (
   input: DescribeChapCredentialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeChapCredentials",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeChapCredentials");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeChapCredentialsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -940,10 +835,7 @@ export const serializeAws_json1_1DescribeFileSystemAssociationsCommand = async (
   input: DescribeFileSystemAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeFileSystemAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFileSystemAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeFileSystemAssociationsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -953,10 +845,7 @@ export const serializeAws_json1_1DescribeGatewayInformationCommand = async (
   input: DescribeGatewayInformationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeGatewayInformation",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGatewayInformation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeGatewayInformationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -966,10 +855,7 @@ export const serializeAws_json1_1DescribeMaintenanceStartTimeCommand = async (
   input: DescribeMaintenanceStartTimeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeMaintenanceStartTime",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMaintenanceStartTime");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMaintenanceStartTimeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -979,10 +865,7 @@ export const serializeAws_json1_1DescribeNFSFileSharesCommand = async (
   input: DescribeNFSFileSharesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeNFSFileShares",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeNFSFileShares");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeNFSFileSharesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -992,10 +875,7 @@ export const serializeAws_json1_1DescribeSMBFileSharesCommand = async (
   input: DescribeSMBFileSharesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeSMBFileShares",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSMBFileShares");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSMBFileSharesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1005,10 +885,7 @@ export const serializeAws_json1_1DescribeSMBSettingsCommand = async (
   input: DescribeSMBSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeSMBSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSMBSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSMBSettingsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1018,10 +895,7 @@ export const serializeAws_json1_1DescribeSnapshotScheduleCommand = async (
   input: DescribeSnapshotScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeSnapshotSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSnapshotSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSnapshotScheduleInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1031,10 +905,7 @@ export const serializeAws_json1_1DescribeStorediSCSIVolumesCommand = async (
   input: DescribeStorediSCSIVolumesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeStorediSCSIVolumes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeStorediSCSIVolumes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeStorediSCSIVolumesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1044,10 +915,7 @@ export const serializeAws_json1_1DescribeTapeArchivesCommand = async (
   input: DescribeTapeArchivesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeTapeArchives",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTapeArchives");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTapeArchivesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1057,10 +925,7 @@ export const serializeAws_json1_1DescribeTapeRecoveryPointsCommand = async (
   input: DescribeTapeRecoveryPointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeTapeRecoveryPoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTapeRecoveryPoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTapeRecoveryPointsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1070,10 +935,7 @@ export const serializeAws_json1_1DescribeTapesCommand = async (
   input: DescribeTapesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeTapes",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTapes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTapesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1083,10 +945,7 @@ export const serializeAws_json1_1DescribeUploadBufferCommand = async (
   input: DescribeUploadBufferCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeUploadBuffer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUploadBuffer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUploadBufferInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1096,10 +955,7 @@ export const serializeAws_json1_1DescribeVTLDevicesCommand = async (
   input: DescribeVTLDevicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeVTLDevices",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeVTLDevices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeVTLDevicesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1109,10 +965,7 @@ export const serializeAws_json1_1DescribeWorkingStorageCommand = async (
   input: DescribeWorkingStorageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DescribeWorkingStorage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkingStorage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWorkingStorageInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1122,10 +975,7 @@ export const serializeAws_json1_1DetachVolumeCommand = async (
   input: DetachVolumeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DetachVolume",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetachVolume");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetachVolumeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1135,10 +985,7 @@ export const serializeAws_json1_1DisableGatewayCommand = async (
   input: DisableGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DisableGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisableGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisableGatewayInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1148,10 +995,7 @@ export const serializeAws_json1_1DisassociateFileSystemCommand = async (
   input: DisassociateFileSystemCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.DisassociateFileSystem",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateFileSystem");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateFileSystemInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1161,10 +1005,7 @@ export const serializeAws_json1_1JoinDomainCommand = async (
   input: JoinDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.JoinDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("JoinDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1JoinDomainInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1174,10 +1015,7 @@ export const serializeAws_json1_1ListAutomaticTapeCreationPoliciesCommand = asyn
   input: ListAutomaticTapeCreationPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ListAutomaticTapeCreationPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAutomaticTapeCreationPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAutomaticTapeCreationPoliciesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1187,10 +1025,7 @@ export const serializeAws_json1_1ListFileSharesCommand = async (
   input: ListFileSharesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ListFileShares",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFileShares");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFileSharesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1200,10 +1035,7 @@ export const serializeAws_json1_1ListFileSystemAssociationsCommand = async (
   input: ListFileSystemAssociationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ListFileSystemAssociations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFileSystemAssociations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListFileSystemAssociationsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1213,10 +1045,7 @@ export const serializeAws_json1_1ListGatewaysCommand = async (
   input: ListGatewaysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ListGateways",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGateways");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGatewaysInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1226,10 +1055,7 @@ export const serializeAws_json1_1ListLocalDisksCommand = async (
   input: ListLocalDisksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ListLocalDisks",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLocalDisks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLocalDisksInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1239,10 +1065,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1252,10 +1075,7 @@ export const serializeAws_json1_1ListTapePoolsCommand = async (
   input: ListTapePoolsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ListTapePools",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTapePools");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTapePoolsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1265,10 +1085,7 @@ export const serializeAws_json1_1ListTapesCommand = async (
   input: ListTapesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ListTapes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTapes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTapesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1278,10 +1095,7 @@ export const serializeAws_json1_1ListVolumeInitiatorsCommand = async (
   input: ListVolumeInitiatorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ListVolumeInitiators",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVolumeInitiators");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListVolumeInitiatorsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1291,10 +1105,7 @@ export const serializeAws_json1_1ListVolumeRecoveryPointsCommand = async (
   input: ListVolumeRecoveryPointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ListVolumeRecoveryPoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVolumeRecoveryPoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListVolumeRecoveryPointsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1304,10 +1115,7 @@ export const serializeAws_json1_1ListVolumesCommand = async (
   input: ListVolumesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ListVolumes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVolumes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListVolumesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1317,10 +1125,7 @@ export const serializeAws_json1_1NotifyWhenUploadedCommand = async (
   input: NotifyWhenUploadedCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.NotifyWhenUploaded",
-  };
+  const headers: __HeaderBag = sharedHeaders("NotifyWhenUploaded");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1NotifyWhenUploadedInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1330,10 +1135,7 @@ export const serializeAws_json1_1RefreshCacheCommand = async (
   input: RefreshCacheCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.RefreshCache",
-  };
+  const headers: __HeaderBag = sharedHeaders("RefreshCache");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RefreshCacheInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1343,10 +1145,7 @@ export const serializeAws_json1_1RemoveTagsFromResourceCommand = async (
   input: RemoveTagsFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.RemoveTagsFromResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("RemoveTagsFromResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RemoveTagsFromResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1356,10 +1155,7 @@ export const serializeAws_json1_1ResetCacheCommand = async (
   input: ResetCacheCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ResetCache",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResetCache");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResetCacheInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1369,10 +1165,7 @@ export const serializeAws_json1_1RetrieveTapeArchiveCommand = async (
   input: RetrieveTapeArchiveCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.RetrieveTapeArchive",
-  };
+  const headers: __HeaderBag = sharedHeaders("RetrieveTapeArchive");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RetrieveTapeArchiveInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1382,10 +1175,7 @@ export const serializeAws_json1_1RetrieveTapeRecoveryPointCommand = async (
   input: RetrieveTapeRecoveryPointCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.RetrieveTapeRecoveryPoint",
-  };
+  const headers: __HeaderBag = sharedHeaders("RetrieveTapeRecoveryPoint");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RetrieveTapeRecoveryPointInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1395,10 +1185,7 @@ export const serializeAws_json1_1SetLocalConsolePasswordCommand = async (
   input: SetLocalConsolePasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.SetLocalConsolePassword",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetLocalConsolePassword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetLocalConsolePasswordInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1408,10 +1195,7 @@ export const serializeAws_json1_1SetSMBGuestPasswordCommand = async (
   input: SetSMBGuestPasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.SetSMBGuestPassword",
-  };
+  const headers: __HeaderBag = sharedHeaders("SetSMBGuestPassword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SetSMBGuestPasswordInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1421,10 +1205,7 @@ export const serializeAws_json1_1ShutdownGatewayCommand = async (
   input: ShutdownGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.ShutdownGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("ShutdownGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ShutdownGatewayInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1434,10 +1215,7 @@ export const serializeAws_json1_1StartAvailabilityMonitorTestCommand = async (
   input: StartAvailabilityMonitorTestCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.StartAvailabilityMonitorTest",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartAvailabilityMonitorTest");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartAvailabilityMonitorTestInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1447,10 +1225,7 @@ export const serializeAws_json1_1StartGatewayCommand = async (
   input: StartGatewayCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.StartGateway",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartGateway");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartGatewayInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1460,10 +1235,7 @@ export const serializeAws_json1_1UpdateAutomaticTapeCreationPolicyCommand = asyn
   input: UpdateAutomaticTapeCreationPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateAutomaticTapeCreationPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAutomaticTapeCreationPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAutomaticTapeCreationPolicyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1473,10 +1245,7 @@ export const serializeAws_json1_1UpdateBandwidthRateLimitCommand = async (
   input: UpdateBandwidthRateLimitCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateBandwidthRateLimit",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateBandwidthRateLimit");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateBandwidthRateLimitInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1486,10 +1255,7 @@ export const serializeAws_json1_1UpdateBandwidthRateLimitScheduleCommand = async
   input: UpdateBandwidthRateLimitScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateBandwidthRateLimitSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateBandwidthRateLimitSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateBandwidthRateLimitScheduleInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1499,10 +1265,7 @@ export const serializeAws_json1_1UpdateChapCredentialsCommand = async (
   input: UpdateChapCredentialsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateChapCredentials",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateChapCredentials");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateChapCredentialsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1512,10 +1275,7 @@ export const serializeAws_json1_1UpdateFileSystemAssociationCommand = async (
   input: UpdateFileSystemAssociationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateFileSystemAssociation",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateFileSystemAssociation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateFileSystemAssociationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1525,10 +1285,7 @@ export const serializeAws_json1_1UpdateGatewayInformationCommand = async (
   input: UpdateGatewayInformationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateGatewayInformation",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGatewayInformation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGatewayInformationInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1538,10 +1295,7 @@ export const serializeAws_json1_1UpdateGatewaySoftwareNowCommand = async (
   input: UpdateGatewaySoftwareNowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateGatewaySoftwareNow",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGatewaySoftwareNow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGatewaySoftwareNowInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1551,10 +1305,7 @@ export const serializeAws_json1_1UpdateMaintenanceStartTimeCommand = async (
   input: UpdateMaintenanceStartTimeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateMaintenanceStartTime",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMaintenanceStartTime");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMaintenanceStartTimeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1564,10 +1315,7 @@ export const serializeAws_json1_1UpdateNFSFileShareCommand = async (
   input: UpdateNFSFileShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateNFSFileShare",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateNFSFileShare");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateNFSFileShareInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1577,10 +1325,7 @@ export const serializeAws_json1_1UpdateSMBFileShareCommand = async (
   input: UpdateSMBFileShareCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateSMBFileShare",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSMBFileShare");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSMBFileShareInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1590,10 +1335,7 @@ export const serializeAws_json1_1UpdateSMBFileShareVisibilityCommand = async (
   input: UpdateSMBFileShareVisibilityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateSMBFileShareVisibility",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSMBFileShareVisibility");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSMBFileShareVisibilityInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1603,10 +1345,7 @@ export const serializeAws_json1_1UpdateSMBLocalGroupsCommand = async (
   input: UpdateSMBLocalGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateSMBLocalGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSMBLocalGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSMBLocalGroupsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1616,10 +1355,7 @@ export const serializeAws_json1_1UpdateSMBSecurityStrategyCommand = async (
   input: UpdateSMBSecurityStrategyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateSMBSecurityStrategy",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSMBSecurityStrategy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSMBSecurityStrategyInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1629,10 +1365,7 @@ export const serializeAws_json1_1UpdateSnapshotScheduleCommand = async (
   input: UpdateSnapshotScheduleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateSnapshotSchedule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSnapshotSchedule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSnapshotScheduleInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1642,10 +1375,7 @@ export const serializeAws_json1_1UpdateVTLDeviceTypeCommand = async (
   input: UpdateVTLDeviceTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "StorageGateway_20130630.UpdateVTLDeviceType",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateVTLDeviceType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateVTLDeviceTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -8660,6 +8390,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `StorageGateway_20130630.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-sts/src/protocols/Aws_query.ts b/clients/client-sts/src/protocols/Aws_query.ts
index 9146988433048..8bed05aa9df2c 100644
--- a/clients/client-sts/src/protocols/Aws_query.ts
+++ b/clients/client-sts/src/protocols/Aws_query.ts
@@ -69,9 +69,7 @@ export const serializeAws_queryAssumeRoleCommand = async (
   input: AssumeRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAssumeRoleRequest(input, context),
@@ -85,9 +83,7 @@ export const serializeAws_queryAssumeRoleWithSAMLCommand = async (
   input: AssumeRoleWithSAMLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAssumeRoleWithSAMLRequest(input, context),
@@ -101,9 +97,7 @@ export const serializeAws_queryAssumeRoleWithWebIdentityCommand = async (
   input: AssumeRoleWithWebIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryAssumeRoleWithWebIdentityRequest(input, context),
@@ -117,9 +111,7 @@ export const serializeAws_queryDecodeAuthorizationMessageCommand = async (
   input: DecodeAuthorizationMessageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryDecodeAuthorizationMessageRequest(input, context),
@@ -133,9 +125,7 @@ export const serializeAws_queryGetAccessKeyInfoCommand = async (
   input: GetAccessKeyInfoCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetAccessKeyInfoRequest(input, context),
@@ -149,9 +139,7 @@ export const serializeAws_queryGetCallerIdentityCommand = async (
   input: GetCallerIdentityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetCallerIdentityRequest(input, context),
@@ -165,9 +153,7 @@ export const serializeAws_queryGetFederationTokenCommand = async (
   input: GetFederationTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetFederationTokenRequest(input, context),
@@ -181,9 +167,7 @@ export const serializeAws_queryGetSessionTokenCommand = async (
   input: GetSessionTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryGetSessionTokenRequest(input, context),
@@ -1238,6 +1222,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-support/src/protocols/Aws_json1_1.ts b/clients/client-support/src/protocols/Aws_json1_1.ts
index f30cfded313f7..d6f8836b77289 100644
--- a/clients/client-support/src/protocols/Aws_json1_1.ts
+++ b/clients/client-support/src/protocols/Aws_json1_1.ts
@@ -117,10 +117,7 @@ export const serializeAws_json1_1AddAttachmentsToSetCommand = async (
   input: AddAttachmentsToSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.AddAttachmentsToSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddAttachmentsToSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddAttachmentsToSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -130,10 +127,7 @@ export const serializeAws_json1_1AddCommunicationToCaseCommand = async (
   input: AddCommunicationToCaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.AddCommunicationToCase",
-  };
+  const headers: __HeaderBag = sharedHeaders("AddCommunicationToCase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AddCommunicationToCaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -143,10 +137,7 @@ export const serializeAws_json1_1CreateCaseCommand = async (
   input: CreateCaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.CreateCase",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -156,10 +147,7 @@ export const serializeAws_json1_1DescribeAttachmentCommand = async (
   input: DescribeAttachmentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.DescribeAttachment",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAttachment");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAttachmentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -169,10 +157,7 @@ export const serializeAws_json1_1DescribeCasesCommand = async (
   input: DescribeCasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.DescribeCases",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -182,10 +167,7 @@ export const serializeAws_json1_1DescribeCommunicationsCommand = async (
   input: DescribeCommunicationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.DescribeCommunications",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCommunications");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCommunicationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -195,10 +177,7 @@ export const serializeAws_json1_1DescribeServicesCommand = async (
   input: DescribeServicesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.DescribeServices",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeServices");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeServicesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -208,10 +187,7 @@ export const serializeAws_json1_1DescribeSeverityLevelsCommand = async (
   input: DescribeSeverityLevelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.DescribeSeverityLevels",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSeverityLevels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSeverityLevelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -221,10 +197,7 @@ export const serializeAws_json1_1DescribeTrustedAdvisorCheckRefreshStatusesComma
   input: DescribeTrustedAdvisorCheckRefreshStatusesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.DescribeTrustedAdvisorCheckRefreshStatuses",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTrustedAdvisorCheckRefreshStatuses");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTrustedAdvisorCheckRefreshStatusesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -234,10 +207,7 @@ export const serializeAws_json1_1DescribeTrustedAdvisorCheckResultCommand = asyn
   input: DescribeTrustedAdvisorCheckResultCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.DescribeTrustedAdvisorCheckResult",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTrustedAdvisorCheckResult");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTrustedAdvisorCheckResultRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -247,10 +217,7 @@ export const serializeAws_json1_1DescribeTrustedAdvisorChecksCommand = async (
   input: DescribeTrustedAdvisorChecksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.DescribeTrustedAdvisorChecks",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTrustedAdvisorChecks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTrustedAdvisorChecksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -260,10 +227,7 @@ export const serializeAws_json1_1DescribeTrustedAdvisorCheckSummariesCommand = a
   input: DescribeTrustedAdvisorCheckSummariesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.DescribeTrustedAdvisorCheckSummaries",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTrustedAdvisorCheckSummaries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTrustedAdvisorCheckSummariesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -273,10 +237,7 @@ export const serializeAws_json1_1RefreshTrustedAdvisorCheckCommand = async (
   input: RefreshTrustedAdvisorCheckCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.RefreshTrustedAdvisorCheck",
-  };
+  const headers: __HeaderBag = sharedHeaders("RefreshTrustedAdvisorCheck");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RefreshTrustedAdvisorCheckRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -286,10 +247,7 @@ export const serializeAws_json1_1ResolveCaseCommand = async (
   input: ResolveCaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSSupport_20130415.ResolveCase",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResolveCase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResolveCaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1825,6 +1783,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSSupport_20130415.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-swf/src/protocols/Aws_json1_0.ts b/clients/client-swf/src/protocols/Aws_json1_0.ts
index 3c925d6698604..2f3c958fa751d 100644
--- a/clients/client-swf/src/protocols/Aws_json1_0.ts
+++ b/clients/client-swf/src/protocols/Aws_json1_0.ts
@@ -298,10 +298,7 @@ export const serializeAws_json1_0CountClosedWorkflowExecutionsCommand = async (
   input: CountClosedWorkflowExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.CountClosedWorkflowExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("CountClosedWorkflowExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CountClosedWorkflowExecutionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -311,10 +308,7 @@ export const serializeAws_json1_0CountOpenWorkflowExecutionsCommand = async (
   input: CountOpenWorkflowExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.CountOpenWorkflowExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("CountOpenWorkflowExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CountOpenWorkflowExecutionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -324,10 +318,7 @@ export const serializeAws_json1_0CountPendingActivityTasksCommand = async (
   input: CountPendingActivityTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.CountPendingActivityTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("CountPendingActivityTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CountPendingActivityTasksInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -337,10 +328,7 @@ export const serializeAws_json1_0CountPendingDecisionTasksCommand = async (
   input: CountPendingDecisionTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.CountPendingDecisionTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("CountPendingDecisionTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CountPendingDecisionTasksInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -350,10 +338,7 @@ export const serializeAws_json1_0DeprecateActivityTypeCommand = async (
   input: DeprecateActivityTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.DeprecateActivityType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeprecateActivityType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeprecateActivityTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -363,10 +348,7 @@ export const serializeAws_json1_0DeprecateDomainCommand = async (
   input: DeprecateDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.DeprecateDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeprecateDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeprecateDomainInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -376,10 +358,7 @@ export const serializeAws_json1_0DeprecateWorkflowTypeCommand = async (
   input: DeprecateWorkflowTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.DeprecateWorkflowType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeprecateWorkflowType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeprecateWorkflowTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -389,10 +368,7 @@ export const serializeAws_json1_0DescribeActivityTypeCommand = async (
   input: DescribeActivityTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.DescribeActivityType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeActivityType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeActivityTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -402,10 +378,7 @@ export const serializeAws_json1_0DescribeDomainCommand = async (
   input: DescribeDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.DescribeDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeDomainInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -415,10 +388,7 @@ export const serializeAws_json1_0DescribeWorkflowExecutionCommand = async (
   input: DescribeWorkflowExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.DescribeWorkflowExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkflowExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeWorkflowExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -428,10 +398,7 @@ export const serializeAws_json1_0DescribeWorkflowTypeCommand = async (
   input: DescribeWorkflowTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.DescribeWorkflowType",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkflowType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeWorkflowTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -441,10 +408,7 @@ export const serializeAws_json1_0GetWorkflowExecutionHistoryCommand = async (
   input: GetWorkflowExecutionHistoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.GetWorkflowExecutionHistory",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWorkflowExecutionHistory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GetWorkflowExecutionHistoryInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -454,10 +418,7 @@ export const serializeAws_json1_0ListActivityTypesCommand = async (
   input: ListActivityTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.ListActivityTypes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListActivityTypes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListActivityTypesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -467,10 +428,7 @@ export const serializeAws_json1_0ListClosedWorkflowExecutionsCommand = async (
   input: ListClosedWorkflowExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.ListClosedWorkflowExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListClosedWorkflowExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListClosedWorkflowExecutionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -480,10 +438,7 @@ export const serializeAws_json1_0ListDomainsCommand = async (
   input: ListDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.ListDomains",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDomains");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListDomainsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -493,10 +448,7 @@ export const serializeAws_json1_0ListOpenWorkflowExecutionsCommand = async (
   input: ListOpenWorkflowExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.ListOpenWorkflowExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOpenWorkflowExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListOpenWorkflowExecutionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -506,10 +458,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -519,10 +468,7 @@ export const serializeAws_json1_0ListWorkflowTypesCommand = async (
   input: ListWorkflowTypesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.ListWorkflowTypes",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWorkflowTypes");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListWorkflowTypesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -532,10 +478,7 @@ export const serializeAws_json1_0PollForActivityTaskCommand = async (
   input: PollForActivityTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.PollForActivityTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("PollForActivityTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PollForActivityTaskInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -545,10 +488,7 @@ export const serializeAws_json1_0PollForDecisionTaskCommand = async (
   input: PollForDecisionTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.PollForDecisionTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("PollForDecisionTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PollForDecisionTaskInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -558,10 +498,7 @@ export const serializeAws_json1_0RecordActivityTaskHeartbeatCommand = async (
   input: RecordActivityTaskHeartbeatCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.RecordActivityTaskHeartbeat",
-  };
+  const headers: __HeaderBag = sharedHeaders("RecordActivityTaskHeartbeat");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RecordActivityTaskHeartbeatInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -571,10 +508,7 @@ export const serializeAws_json1_0RegisterActivityTypeCommand = async (
   input: RegisterActivityTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.RegisterActivityType",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterActivityType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RegisterActivityTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -584,10 +518,7 @@ export const serializeAws_json1_0RegisterDomainCommand = async (
   input: RegisterDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.RegisterDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RegisterDomainInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -597,10 +528,7 @@ export const serializeAws_json1_0RegisterWorkflowTypeCommand = async (
   input: RegisterWorkflowTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.RegisterWorkflowType",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterWorkflowType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RegisterWorkflowTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -610,10 +538,7 @@ export const serializeAws_json1_0RequestCancelWorkflowExecutionCommand = async (
   input: RequestCancelWorkflowExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.RequestCancelWorkflowExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("RequestCancelWorkflowExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RequestCancelWorkflowExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -623,10 +548,7 @@ export const serializeAws_json1_0RespondActivityTaskCanceledCommand = async (
   input: RespondActivityTaskCanceledCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.RespondActivityTaskCanceled",
-  };
+  const headers: __HeaderBag = sharedHeaders("RespondActivityTaskCanceled");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RespondActivityTaskCanceledInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -636,10 +558,7 @@ export const serializeAws_json1_0RespondActivityTaskCompletedCommand = async (
   input: RespondActivityTaskCompletedCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.RespondActivityTaskCompleted",
-  };
+  const headers: __HeaderBag = sharedHeaders("RespondActivityTaskCompleted");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RespondActivityTaskCompletedInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -649,10 +568,7 @@ export const serializeAws_json1_0RespondActivityTaskFailedCommand = async (
   input: RespondActivityTaskFailedCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.RespondActivityTaskFailed",
-  };
+  const headers: __HeaderBag = sharedHeaders("RespondActivityTaskFailed");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RespondActivityTaskFailedInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -662,10 +578,7 @@ export const serializeAws_json1_0RespondDecisionTaskCompletedCommand = async (
   input: RespondDecisionTaskCompletedCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.RespondDecisionTaskCompleted",
-  };
+  const headers: __HeaderBag = sharedHeaders("RespondDecisionTaskCompleted");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0RespondDecisionTaskCompletedInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -675,10 +588,7 @@ export const serializeAws_json1_0SignalWorkflowExecutionCommand = async (
   input: SignalWorkflowExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.SignalWorkflowExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("SignalWorkflowExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SignalWorkflowExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -688,10 +598,7 @@ export const serializeAws_json1_0StartWorkflowExecutionCommand = async (
   input: StartWorkflowExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.StartWorkflowExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartWorkflowExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StartWorkflowExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -701,10 +608,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -714,10 +618,7 @@ export const serializeAws_json1_0TerminateWorkflowExecutionCommand = async (
   input: TerminateWorkflowExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.TerminateWorkflowExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("TerminateWorkflowExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TerminateWorkflowExecutionInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -727,10 +628,7 @@ export const serializeAws_json1_0UndeprecateActivityTypeCommand = async (
   input: UndeprecateActivityTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.UndeprecateActivityType",
-  };
+  const headers: __HeaderBag = sharedHeaders("UndeprecateActivityType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UndeprecateActivityTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -740,10 +638,7 @@ export const serializeAws_json1_0UndeprecateDomainCommand = async (
   input: UndeprecateDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.UndeprecateDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("UndeprecateDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UndeprecateDomainInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -753,10 +648,7 @@ export const serializeAws_json1_0UndeprecateWorkflowTypeCommand = async (
   input: UndeprecateWorkflowTypeCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.UndeprecateWorkflowType",
-  };
+  const headers: __HeaderBag = sharedHeaders("UndeprecateWorkflowType");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UndeprecateWorkflowTypeInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -766,10 +658,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "SimpleWorkflowService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4913,6 +4802,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `SimpleWorkflowService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-textract/src/protocols/Aws_json1_1.ts b/clients/client-textract/src/protocols/Aws_json1_1.ts
index 6d9912421f51f..302062f3d8332 100644
--- a/clients/client-textract/src/protocols/Aws_json1_1.ts
+++ b/clients/client-textract/src/protocols/Aws_json1_1.ts
@@ -142,10 +142,7 @@ export const serializeAws_json1_1AnalyzeDocumentCommand = async (
   input: AnalyzeDocumentCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.AnalyzeDocument",
-  };
+  const headers: __HeaderBag = sharedHeaders("AnalyzeDocument");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AnalyzeDocumentRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -155,10 +152,7 @@ export const serializeAws_json1_1AnalyzeExpenseCommand = async (
   input: AnalyzeExpenseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.AnalyzeExpense",
-  };
+  const headers: __HeaderBag = sharedHeaders("AnalyzeExpense");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AnalyzeExpenseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -168,10 +162,7 @@ export const serializeAws_json1_1AnalyzeIDCommand = async (
   input: AnalyzeIDCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.AnalyzeID",
-  };
+  const headers: __HeaderBag = sharedHeaders("AnalyzeID");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AnalyzeIDRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -181,10 +172,7 @@ export const serializeAws_json1_1DetectDocumentTextCommand = async (
   input: DetectDocumentTextCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.DetectDocumentText",
-  };
+  const headers: __HeaderBag = sharedHeaders("DetectDocumentText");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DetectDocumentTextRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -194,10 +182,7 @@ export const serializeAws_json1_1GetDocumentAnalysisCommand = async (
   input: GetDocumentAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.GetDocumentAnalysis",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDocumentAnalysis");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDocumentAnalysisRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -207,10 +192,7 @@ export const serializeAws_json1_1GetDocumentTextDetectionCommand = async (
   input: GetDocumentTextDetectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.GetDocumentTextDetection",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDocumentTextDetection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDocumentTextDetectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -220,10 +202,7 @@ export const serializeAws_json1_1GetExpenseAnalysisCommand = async (
   input: GetExpenseAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.GetExpenseAnalysis",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetExpenseAnalysis");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetExpenseAnalysisRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -233,10 +212,7 @@ export const serializeAws_json1_1GetLendingAnalysisCommand = async (
   input: GetLendingAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.GetLendingAnalysis",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLendingAnalysis");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLendingAnalysisRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -246,10 +222,7 @@ export const serializeAws_json1_1GetLendingAnalysisSummaryCommand = async (
   input: GetLendingAnalysisSummaryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.GetLendingAnalysisSummary",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLendingAnalysisSummary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLendingAnalysisSummaryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -259,10 +232,7 @@ export const serializeAws_json1_1StartDocumentAnalysisCommand = async (
   input: StartDocumentAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.StartDocumentAnalysis",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDocumentAnalysis");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartDocumentAnalysisRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -272,10 +242,7 @@ export const serializeAws_json1_1StartDocumentTextDetectionCommand = async (
   input: StartDocumentTextDetectionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.StartDocumentTextDetection",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartDocumentTextDetection");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartDocumentTextDetectionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -285,10 +252,7 @@ export const serializeAws_json1_1StartExpenseAnalysisCommand = async (
   input: StartExpenseAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.StartExpenseAnalysis",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartExpenseAnalysis");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartExpenseAnalysisRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -298,10 +262,7 @@ export const serializeAws_json1_1StartLendingAnalysisCommand = async (
   input: StartLendingAnalysisCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Textract.StartLendingAnalysis",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartLendingAnalysis");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartLendingAnalysisRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2681,6 +2642,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `Textract.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-timestream-query/src/protocols/Aws_json1_0.ts b/clients/client-timestream-query/src/protocols/Aws_json1_0.ts
index a55378f22feb9..e95d8044f8e82 100644
--- a/clients/client-timestream-query/src/protocols/Aws_json1_0.ts
+++ b/clients/client-timestream-query/src/protocols/Aws_json1_0.ts
@@ -122,10 +122,7 @@ export const serializeAws_json1_0CancelQueryCommand = async (
   input: CancelQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.CancelQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CancelQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -135,10 +132,7 @@ export const serializeAws_json1_0CreateScheduledQueryCommand = async (
   input: CreateScheduledQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.CreateScheduledQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateScheduledQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateScheduledQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -148,10 +142,7 @@ export const serializeAws_json1_0DeleteScheduledQueryCommand = async (
   input: DeleteScheduledQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.DeleteScheduledQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteScheduledQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteScheduledQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -161,10 +152,7 @@ export const serializeAws_json1_0DescribeEndpointsCommand = async (
   input: DescribeEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.DescribeEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -174,10 +162,7 @@ export const serializeAws_json1_0DescribeScheduledQueryCommand = async (
   input: DescribeScheduledQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.DescribeScheduledQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeScheduledQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeScheduledQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -187,10 +172,7 @@ export const serializeAws_json1_0ExecuteScheduledQueryCommand = async (
   input: ExecuteScheduledQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.ExecuteScheduledQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("ExecuteScheduledQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ExecuteScheduledQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -200,10 +182,7 @@ export const serializeAws_json1_0ListScheduledQueriesCommand = async (
   input: ListScheduledQueriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.ListScheduledQueries",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListScheduledQueries");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListScheduledQueriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -213,10 +192,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -226,10 +202,7 @@ export const serializeAws_json1_0PrepareQueryCommand = async (
   input: PrepareQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.PrepareQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("PrepareQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0PrepareQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -239,10 +212,7 @@ export const serializeAws_json1_0QueryCommand = async (
   input: QueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.Query",
-  };
+  const headers: __HeaderBag = sharedHeaders("Query");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0QueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -252,10 +222,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -265,10 +232,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -278,10 +242,7 @@ export const serializeAws_json1_0UpdateScheduledQueryCommand = async (
   input: UpdateScheduledQueryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.UpdateScheduledQuery",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateScheduledQuery");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateScheduledQueryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2108,6 +2069,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `Timestream_20181101.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-timestream-write/src/protocols/Aws_json1_0.ts b/clients/client-timestream-write/src/protocols/Aws_json1_0.ts
index 15041895214ad..98456ebc251ae 100644
--- a/clients/client-timestream-write/src/protocols/Aws_json1_0.ts
+++ b/clients/client-timestream-write/src/protocols/Aws_json1_0.ts
@@ -131,10 +131,7 @@ export const serializeAws_json1_0CreateBatchLoadTaskCommand = async (
   input: CreateBatchLoadTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.CreateBatchLoadTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateBatchLoadTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateBatchLoadTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -144,10 +141,7 @@ export const serializeAws_json1_0CreateDatabaseCommand = async (
   input: CreateDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.CreateDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -157,10 +151,7 @@ export const serializeAws_json1_0CreateTableCommand = async (
   input: CreateTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.CreateTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -170,10 +161,7 @@ export const serializeAws_json1_0DeleteDatabaseCommand = async (
   input: DeleteDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.DeleteDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -183,10 +171,7 @@ export const serializeAws_json1_0DeleteTableCommand = async (
   input: DeleteTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.DeleteTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -196,10 +181,7 @@ export const serializeAws_json1_0DescribeBatchLoadTaskCommand = async (
   input: DescribeBatchLoadTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.DescribeBatchLoadTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeBatchLoadTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeBatchLoadTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -209,10 +191,7 @@ export const serializeAws_json1_0DescribeDatabaseCommand = async (
   input: DescribeDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.DescribeDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -222,10 +201,7 @@ export const serializeAws_json1_0DescribeEndpointsCommand = async (
   input: DescribeEndpointsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.DescribeEndpoints",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEndpoints");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeEndpointsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -235,10 +211,7 @@ export const serializeAws_json1_0DescribeTableCommand = async (
   input: DescribeTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.DescribeTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -248,10 +221,7 @@ export const serializeAws_json1_0ListBatchLoadTasksCommand = async (
   input: ListBatchLoadTasksCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.ListBatchLoadTasks",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListBatchLoadTasks");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListBatchLoadTasksRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -261,10 +231,7 @@ export const serializeAws_json1_0ListDatabasesCommand = async (
   input: ListDatabasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.ListDatabases",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDatabases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListDatabasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -274,10 +241,7 @@ export const serializeAws_json1_0ListTablesCommand = async (
   input: ListTablesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.ListTables",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTables");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTablesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -287,10 +251,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -300,10 +261,7 @@ export const serializeAws_json1_0ResumeBatchLoadTaskCommand = async (
   input: ResumeBatchLoadTaskCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.ResumeBatchLoadTask",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResumeBatchLoadTask");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ResumeBatchLoadTaskRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -313,10 +271,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -326,10 +281,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -339,10 +291,7 @@ export const serializeAws_json1_0UpdateDatabaseCommand = async (
   input: UpdateDatabaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.UpdateDatabase",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDatabase");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateDatabaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -352,10 +301,7 @@ export const serializeAws_json1_0UpdateTableCommand = async (
   input: UpdateTableCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.UpdateTable",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateTable");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateTableRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -365,10 +311,7 @@ export const serializeAws_json1_0WriteRecordsCommand = async (
   input: WriteRecordsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "Timestream_20181101.WriteRecords",
-  };
+  const headers: __HeaderBag = sharedHeaders("WriteRecords");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0WriteRecordsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2689,6 +2632,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `Timestream_20181101.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-transcribe/src/protocols/Aws_json1_1.ts b/clients/client-transcribe/src/protocols/Aws_json1_1.ts
index 258cbe31fb255..c35303be29f8a 100644
--- a/clients/client-transcribe/src/protocols/Aws_json1_1.ts
+++ b/clients/client-transcribe/src/protocols/Aws_json1_1.ts
@@ -274,10 +274,7 @@ export const serializeAws_json1_1CreateCallAnalyticsCategoryCommand = async (
   input: CreateCallAnalyticsCategoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.CreateCallAnalyticsCategory",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateCallAnalyticsCategory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateCallAnalyticsCategoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -287,10 +284,7 @@ export const serializeAws_json1_1CreateLanguageModelCommand = async (
   input: CreateLanguageModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.CreateLanguageModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateLanguageModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateLanguageModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -300,10 +294,7 @@ export const serializeAws_json1_1CreateMedicalVocabularyCommand = async (
   input: CreateMedicalVocabularyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.CreateMedicalVocabulary",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateMedicalVocabulary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateMedicalVocabularyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -313,10 +304,7 @@ export const serializeAws_json1_1CreateVocabularyCommand = async (
   input: CreateVocabularyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.CreateVocabulary",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVocabulary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateVocabularyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -326,10 +314,7 @@ export const serializeAws_json1_1CreateVocabularyFilterCommand = async (
   input: CreateVocabularyFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.CreateVocabularyFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateVocabularyFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateVocabularyFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -339,10 +324,7 @@ export const serializeAws_json1_1DeleteCallAnalyticsCategoryCommand = async (
   input: DeleteCallAnalyticsCategoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.DeleteCallAnalyticsCategory",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCallAnalyticsCategory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCallAnalyticsCategoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -352,10 +334,7 @@ export const serializeAws_json1_1DeleteCallAnalyticsJobCommand = async (
   input: DeleteCallAnalyticsJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.DeleteCallAnalyticsJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCallAnalyticsJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCallAnalyticsJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -365,10 +344,7 @@ export const serializeAws_json1_1DeleteLanguageModelCommand = async (
   input: DeleteLanguageModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.DeleteLanguageModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLanguageModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLanguageModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -378,10 +354,7 @@ export const serializeAws_json1_1DeleteMedicalTranscriptionJobCommand = async (
   input: DeleteMedicalTranscriptionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.DeleteMedicalTranscriptionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMedicalTranscriptionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMedicalTranscriptionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -391,10 +364,7 @@ export const serializeAws_json1_1DeleteMedicalVocabularyCommand = async (
   input: DeleteMedicalVocabularyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.DeleteMedicalVocabulary",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMedicalVocabulary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMedicalVocabularyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -404,10 +374,7 @@ export const serializeAws_json1_1DeleteTranscriptionJobCommand = async (
   input: DeleteTranscriptionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.DeleteTranscriptionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTranscriptionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTranscriptionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -417,10 +384,7 @@ export const serializeAws_json1_1DeleteVocabularyCommand = async (
   input: DeleteVocabularyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.DeleteVocabulary",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVocabulary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteVocabularyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -430,10 +394,7 @@ export const serializeAws_json1_1DeleteVocabularyFilterCommand = async (
   input: DeleteVocabularyFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.DeleteVocabularyFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteVocabularyFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteVocabularyFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -443,10 +404,7 @@ export const serializeAws_json1_1DescribeLanguageModelCommand = async (
   input: DescribeLanguageModelCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.DescribeLanguageModel",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeLanguageModel");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeLanguageModelRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -456,10 +414,7 @@ export const serializeAws_json1_1GetCallAnalyticsCategoryCommand = async (
   input: GetCallAnalyticsCategoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.GetCallAnalyticsCategory",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCallAnalyticsCategory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCallAnalyticsCategoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -469,10 +424,7 @@ export const serializeAws_json1_1GetCallAnalyticsJobCommand = async (
   input: GetCallAnalyticsJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.GetCallAnalyticsJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetCallAnalyticsJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetCallAnalyticsJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -482,10 +434,7 @@ export const serializeAws_json1_1GetMedicalTranscriptionJobCommand = async (
   input: GetMedicalTranscriptionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.GetMedicalTranscriptionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMedicalTranscriptionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMedicalTranscriptionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -495,10 +444,7 @@ export const serializeAws_json1_1GetMedicalVocabularyCommand = async (
   input: GetMedicalVocabularyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.GetMedicalVocabulary",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMedicalVocabulary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMedicalVocabularyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -508,10 +454,7 @@ export const serializeAws_json1_1GetTranscriptionJobCommand = async (
   input: GetTranscriptionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.GetTranscriptionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTranscriptionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTranscriptionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -521,10 +464,7 @@ export const serializeAws_json1_1GetVocabularyCommand = async (
   input: GetVocabularyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.GetVocabulary",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetVocabulary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetVocabularyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -534,10 +474,7 @@ export const serializeAws_json1_1GetVocabularyFilterCommand = async (
   input: GetVocabularyFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.GetVocabularyFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetVocabularyFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetVocabularyFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -547,10 +484,7 @@ export const serializeAws_json1_1ListCallAnalyticsCategoriesCommand = async (
   input: ListCallAnalyticsCategoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.ListCallAnalyticsCategories",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCallAnalyticsCategories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCallAnalyticsCategoriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -560,10 +494,7 @@ export const serializeAws_json1_1ListCallAnalyticsJobsCommand = async (
   input: ListCallAnalyticsJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.ListCallAnalyticsJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCallAnalyticsJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCallAnalyticsJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -573,10 +504,7 @@ export const serializeAws_json1_1ListLanguageModelsCommand = async (
   input: ListLanguageModelsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.ListLanguageModels",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLanguageModels");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLanguageModelsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -586,10 +514,7 @@ export const serializeAws_json1_1ListMedicalTranscriptionJobsCommand = async (
   input: ListMedicalTranscriptionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.ListMedicalTranscriptionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMedicalTranscriptionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMedicalTranscriptionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -599,10 +524,7 @@ export const serializeAws_json1_1ListMedicalVocabulariesCommand = async (
   input: ListMedicalVocabulariesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.ListMedicalVocabularies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMedicalVocabularies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMedicalVocabulariesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -612,10 +534,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -625,10 +544,7 @@ export const serializeAws_json1_1ListTranscriptionJobsCommand = async (
   input: ListTranscriptionJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.ListTranscriptionJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTranscriptionJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTranscriptionJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -638,10 +554,7 @@ export const serializeAws_json1_1ListVocabulariesCommand = async (
   input: ListVocabulariesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.ListVocabularies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVocabularies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListVocabulariesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -651,10 +564,7 @@ export const serializeAws_json1_1ListVocabularyFiltersCommand = async (
   input: ListVocabularyFiltersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.ListVocabularyFilters",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListVocabularyFilters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListVocabularyFiltersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -664,10 +574,7 @@ export const serializeAws_json1_1StartCallAnalyticsJobCommand = async (
   input: StartCallAnalyticsJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.StartCallAnalyticsJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartCallAnalyticsJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartCallAnalyticsJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -677,10 +584,7 @@ export const serializeAws_json1_1StartMedicalTranscriptionJobCommand = async (
   input: StartMedicalTranscriptionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.StartMedicalTranscriptionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartMedicalTranscriptionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartMedicalTranscriptionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -690,10 +594,7 @@ export const serializeAws_json1_1StartTranscriptionJobCommand = async (
   input: StartTranscriptionJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.StartTranscriptionJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartTranscriptionJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartTranscriptionJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -703,10 +604,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -716,10 +614,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -729,10 +624,7 @@ export const serializeAws_json1_1UpdateCallAnalyticsCategoryCommand = async (
   input: UpdateCallAnalyticsCategoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.UpdateCallAnalyticsCategory",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCallAnalyticsCategory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCallAnalyticsCategoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -742,10 +634,7 @@ export const serializeAws_json1_1UpdateMedicalVocabularyCommand = async (
   input: UpdateMedicalVocabularyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.UpdateMedicalVocabulary",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMedicalVocabulary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMedicalVocabularyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -755,10 +644,7 @@ export const serializeAws_json1_1UpdateVocabularyCommand = async (
   input: UpdateVocabularyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.UpdateVocabulary",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateVocabulary");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateVocabularyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -768,10 +654,7 @@ export const serializeAws_json1_1UpdateVocabularyFilterCommand = async (
   input: UpdateVocabularyFilterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "Transcribe.UpdateVocabularyFilter",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateVocabularyFilter");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateVocabularyFilterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -4721,6 +4604,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `Transcribe.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-transfer/src/protocols/Aws_json1_1.ts b/clients/client-transfer/src/protocols/Aws_json1_1.ts
index a9dd9e06420d2..721e19a3d9544 100644
--- a/clients/client-transfer/src/protocols/Aws_json1_1.ts
+++ b/clients/client-transfer/src/protocols/Aws_json1_1.ts
@@ -264,10 +264,7 @@ export const serializeAws_json1_1CreateAccessCommand = async (
   input: CreateAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.CreateAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -277,10 +274,7 @@ export const serializeAws_json1_1CreateAgreementCommand = async (
   input: CreateAgreementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.CreateAgreement",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAgreement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAgreementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -290,10 +284,7 @@ export const serializeAws_json1_1CreateConnectorCommand = async (
   input: CreateConnectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.CreateConnector",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConnector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateConnectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -303,10 +294,7 @@ export const serializeAws_json1_1CreateProfileCommand = async (
   input: CreateProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.CreateProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -316,10 +304,7 @@ export const serializeAws_json1_1CreateServerCommand = async (
   input: CreateServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.CreateServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -329,10 +314,7 @@ export const serializeAws_json1_1CreateUserCommand = async (
   input: CreateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.CreateUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -342,10 +324,7 @@ export const serializeAws_json1_1CreateWorkflowCommand = async (
   input: CreateWorkflowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.CreateWorkflow",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWorkflow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWorkflowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -355,10 +334,7 @@ export const serializeAws_json1_1DeleteAccessCommand = async (
   input: DeleteAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DeleteAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -368,10 +344,7 @@ export const serializeAws_json1_1DeleteAgreementCommand = async (
   input: DeleteAgreementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DeleteAgreement",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAgreement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAgreementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -381,10 +354,7 @@ export const serializeAws_json1_1DeleteCertificateCommand = async (
   input: DeleteCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DeleteCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -394,10 +364,7 @@ export const serializeAws_json1_1DeleteConnectorCommand = async (
   input: DeleteConnectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DeleteConnector",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConnector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConnectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -407,10 +374,7 @@ export const serializeAws_json1_1DeleteHostKeyCommand = async (
   input: DeleteHostKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DeleteHostKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteHostKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteHostKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -420,10 +384,7 @@ export const serializeAws_json1_1DeleteProfileCommand = async (
   input: DeleteProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DeleteProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -433,10 +394,7 @@ export const serializeAws_json1_1DeleteServerCommand = async (
   input: DeleteServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DeleteServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -446,10 +404,7 @@ export const serializeAws_json1_1DeleteSshPublicKeyCommand = async (
   input: DeleteSshPublicKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DeleteSshPublicKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSshPublicKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSshPublicKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -459,10 +414,7 @@ export const serializeAws_json1_1DeleteUserCommand = async (
   input: DeleteUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DeleteUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -472,10 +424,7 @@ export const serializeAws_json1_1DeleteWorkflowCommand = async (
   input: DeleteWorkflowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DeleteWorkflow",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWorkflow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWorkflowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -485,10 +434,7 @@ export const serializeAws_json1_1DescribeAccessCommand = async (
   input: DescribeAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DescribeAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -498,10 +444,7 @@ export const serializeAws_json1_1DescribeAgreementCommand = async (
   input: DescribeAgreementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DescribeAgreement",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAgreement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAgreementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -511,10 +454,7 @@ export const serializeAws_json1_1DescribeCertificateCommand = async (
   input: DescribeCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DescribeCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -524,10 +464,7 @@ export const serializeAws_json1_1DescribeConnectorCommand = async (
   input: DescribeConnectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DescribeConnector",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConnector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConnectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -537,10 +474,7 @@ export const serializeAws_json1_1DescribeExecutionCommand = async (
   input: DescribeExecutionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DescribeExecution",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeExecution");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeExecutionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -550,10 +484,7 @@ export const serializeAws_json1_1DescribeHostKeyCommand = async (
   input: DescribeHostKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DescribeHostKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeHostKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeHostKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -563,10 +494,7 @@ export const serializeAws_json1_1DescribeProfileCommand = async (
   input: DescribeProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DescribeProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -576,10 +504,7 @@ export const serializeAws_json1_1DescribeSecurityPolicyCommand = async (
   input: DescribeSecurityPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DescribeSecurityPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSecurityPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeSecurityPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -589,10 +514,7 @@ export const serializeAws_json1_1DescribeServerCommand = async (
   input: DescribeServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DescribeServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -602,10 +524,7 @@ export const serializeAws_json1_1DescribeUserCommand = async (
   input: DescribeUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DescribeUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -615,10 +534,7 @@ export const serializeAws_json1_1DescribeWorkflowCommand = async (
   input: DescribeWorkflowCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.DescribeWorkflow",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkflow");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWorkflowRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -628,10 +544,7 @@ export const serializeAws_json1_1ImportCertificateCommand = async (
   input: ImportCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ImportCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -641,10 +554,7 @@ export const serializeAws_json1_1ImportHostKeyCommand = async (
   input: ImportHostKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ImportHostKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportHostKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportHostKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -654,10 +564,7 @@ export const serializeAws_json1_1ImportSshPublicKeyCommand = async (
   input: ImportSshPublicKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ImportSshPublicKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportSshPublicKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportSshPublicKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -667,10 +574,7 @@ export const serializeAws_json1_1ListAccessesCommand = async (
   input: ListAccessesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListAccesses",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccesses");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAccessesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -680,10 +584,7 @@ export const serializeAws_json1_1ListAgreementsCommand = async (
   input: ListAgreementsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListAgreements",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAgreements");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAgreementsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -693,10 +594,7 @@ export const serializeAws_json1_1ListCertificatesCommand = async (
   input: ListCertificatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListCertificates",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListCertificates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListCertificatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -706,10 +604,7 @@ export const serializeAws_json1_1ListConnectorsCommand = async (
   input: ListConnectorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListConnectors",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListConnectors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListConnectorsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -719,10 +614,7 @@ export const serializeAws_json1_1ListExecutionsCommand = async (
   input: ListExecutionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListExecutions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListExecutions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListExecutionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -732,10 +624,7 @@ export const serializeAws_json1_1ListHostKeysCommand = async (
   input: ListHostKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListHostKeys",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListHostKeys");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListHostKeysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -745,10 +634,7 @@ export const serializeAws_json1_1ListProfilesCommand = async (
   input: ListProfilesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListProfiles",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListProfiles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListProfilesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -758,10 +644,7 @@ export const serializeAws_json1_1ListSecurityPoliciesCommand = async (
   input: ListSecurityPoliciesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListSecurityPolicies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSecurityPolicies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSecurityPoliciesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -771,10 +654,7 @@ export const serializeAws_json1_1ListServersCommand = async (
   input: ListServersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListServers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListServers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListServersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -784,10 +664,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -797,10 +674,7 @@ export const serializeAws_json1_1ListUsersCommand = async (
   input: ListUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListUsers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUsers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUsersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -810,10 +684,7 @@ export const serializeAws_json1_1ListWorkflowsCommand = async (
   input: ListWorkflowsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.ListWorkflows",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWorkflows");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWorkflowsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -823,10 +694,7 @@ export const serializeAws_json1_1SendWorkflowStepStateCommand = async (
   input: SendWorkflowStepStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.SendWorkflowStepState",
-  };
+  const headers: __HeaderBag = sharedHeaders("SendWorkflowStepState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SendWorkflowStepStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -836,10 +704,7 @@ export const serializeAws_json1_1StartFileTransferCommand = async (
   input: StartFileTransferCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.StartFileTransfer",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartFileTransfer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartFileTransferRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -849,10 +714,7 @@ export const serializeAws_json1_1StartServerCommand = async (
   input: StartServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.StartServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -862,10 +724,7 @@ export const serializeAws_json1_1StopServerCommand = async (
   input: StopServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.StopServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -875,10 +734,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -888,10 +744,7 @@ export const serializeAws_json1_1TestIdentityProviderCommand = async (
   input: TestIdentityProviderCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.TestIdentityProvider",
-  };
+  const headers: __HeaderBag = sharedHeaders("TestIdentityProvider");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TestIdentityProviderRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -901,10 +754,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -914,10 +764,7 @@ export const serializeAws_json1_1UpdateAccessCommand = async (
   input: UpdateAccessCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.UpdateAccess",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAccess");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAccessRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -927,10 +774,7 @@ export const serializeAws_json1_1UpdateAgreementCommand = async (
   input: UpdateAgreementCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.UpdateAgreement",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAgreement");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAgreementRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -940,10 +784,7 @@ export const serializeAws_json1_1UpdateCertificateCommand = async (
   input: UpdateCertificateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.UpdateCertificate",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateCertificate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateCertificateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -953,10 +794,7 @@ export const serializeAws_json1_1UpdateConnectorCommand = async (
   input: UpdateConnectorCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.UpdateConnector",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateConnector");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateConnectorRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -966,10 +804,7 @@ export const serializeAws_json1_1UpdateHostKeyCommand = async (
   input: UpdateHostKeyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.UpdateHostKey",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateHostKey");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateHostKeyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -979,10 +814,7 @@ export const serializeAws_json1_1UpdateProfileCommand = async (
   input: UpdateProfileCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.UpdateProfile",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateProfile");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateProfileRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -992,10 +824,7 @@ export const serializeAws_json1_1UpdateServerCommand = async (
   input: UpdateServerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.UpdateServer",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateServer");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateServerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1005,10 +834,7 @@ export const serializeAws_json1_1UpdateUserCommand = async (
   input: UpdateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "TransferService.UpdateUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -6426,6 +6252,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `TransferService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-translate/src/protocols/Aws_json1_1.ts b/clients/client-translate/src/protocols/Aws_json1_1.ts
index 72e40b19af424..805863fd1f742 100644
--- a/clients/client-translate/src/protocols/Aws_json1_1.ts
+++ b/clients/client-translate/src/protocols/Aws_json1_1.ts
@@ -126,10 +126,7 @@ export const serializeAws_json1_1CreateParallelDataCommand = async (
   input: CreateParallelDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.CreateParallelData",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateParallelData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateParallelDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -139,10 +136,7 @@ export const serializeAws_json1_1DeleteParallelDataCommand = async (
   input: DeleteParallelDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.DeleteParallelData",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteParallelData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteParallelDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -152,10 +146,7 @@ export const serializeAws_json1_1DeleteTerminologyCommand = async (
   input: DeleteTerminologyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.DeleteTerminology",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTerminology");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTerminologyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -165,10 +156,7 @@ export const serializeAws_json1_1DescribeTextTranslationJobCommand = async (
   input: DescribeTextTranslationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.DescribeTextTranslationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTextTranslationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTextTranslationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -178,10 +166,7 @@ export const serializeAws_json1_1GetParallelDataCommand = async (
   input: GetParallelDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.GetParallelData",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetParallelData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetParallelDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -191,10 +176,7 @@ export const serializeAws_json1_1GetTerminologyCommand = async (
   input: GetTerminologyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.GetTerminology",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetTerminology");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetTerminologyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -204,10 +186,7 @@ export const serializeAws_json1_1ImportTerminologyCommand = async (
   input: ImportTerminologyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.ImportTerminology",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportTerminology");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportTerminologyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -217,10 +196,7 @@ export const serializeAws_json1_1ListLanguagesCommand = async (
   input: ListLanguagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.ListLanguages",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLanguages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLanguagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -230,10 +206,7 @@ export const serializeAws_json1_1ListParallelDataCommand = async (
   input: ListParallelDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.ListParallelData",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListParallelData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListParallelDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -243,10 +216,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -256,10 +226,7 @@ export const serializeAws_json1_1ListTerminologiesCommand = async (
   input: ListTerminologiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.ListTerminologies",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTerminologies");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTerminologiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -269,10 +236,7 @@ export const serializeAws_json1_1ListTextTranslationJobsCommand = async (
   input: ListTextTranslationJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.ListTextTranslationJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTextTranslationJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTextTranslationJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -282,10 +246,7 @@ export const serializeAws_json1_1StartTextTranslationJobCommand = async (
   input: StartTextTranslationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.StartTextTranslationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartTextTranslationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartTextTranslationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -295,10 +256,7 @@ export const serializeAws_json1_1StopTextTranslationJobCommand = async (
   input: StopTextTranslationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.StopTextTranslationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopTextTranslationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopTextTranslationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -308,10 +266,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -321,10 +276,7 @@ export const serializeAws_json1_1TranslateTextCommand = async (
   input: TranslateTextCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.TranslateText",
-  };
+  const headers: __HeaderBag = sharedHeaders("TranslateText");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TranslateTextRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -334,10 +286,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -347,10 +296,7 @@ export const serializeAws_json1_1UpdateParallelDataCommand = async (
   input: UpdateParallelDataCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSShineFrontendService_20170701.UpdateParallelData",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateParallelData");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateParallelDataRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -2484,6 +2430,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSShineFrontendService_20170701.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-voice-id/src/protocols/Aws_json1_0.ts b/clients/client-voice-id/src/protocols/Aws_json1_0.ts
index 053cdbbe226c9..1c855c93ad7c0 100644
--- a/clients/client-voice-id/src/protocols/Aws_json1_0.ts
+++ b/clients/client-voice-id/src/protocols/Aws_json1_0.ts
@@ -171,10 +171,7 @@ export const serializeAws_json1_0AssociateFraudsterCommand = async (
   input: AssociateFraudsterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.AssociateFraudster",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateFraudster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0AssociateFraudsterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -184,10 +181,7 @@ export const serializeAws_json1_0CreateDomainCommand = async (
   input: CreateDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.CreateDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -197,10 +191,7 @@ export const serializeAws_json1_0CreateWatchlistCommand = async (
   input: CreateWatchlistCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.CreateWatchlist",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWatchlist");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0CreateWatchlistRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -210,10 +201,7 @@ export const serializeAws_json1_0DeleteDomainCommand = async (
   input: DeleteDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.DeleteDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -223,10 +211,7 @@ export const serializeAws_json1_0DeleteFraudsterCommand = async (
   input: DeleteFraudsterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.DeleteFraudster",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFraudster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteFraudsterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -236,10 +221,7 @@ export const serializeAws_json1_0DeleteSpeakerCommand = async (
   input: DeleteSpeakerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.DeleteSpeaker",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSpeaker");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteSpeakerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -249,10 +231,7 @@ export const serializeAws_json1_0DeleteWatchlistCommand = async (
   input: DeleteWatchlistCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.DeleteWatchlist",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWatchlist");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DeleteWatchlistRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -262,10 +241,7 @@ export const serializeAws_json1_0DescribeDomainCommand = async (
   input: DescribeDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.DescribeDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -275,10 +251,7 @@ export const serializeAws_json1_0DescribeFraudsterCommand = async (
   input: DescribeFraudsterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.DescribeFraudster",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFraudster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeFraudsterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -288,10 +261,7 @@ export const serializeAws_json1_0DescribeFraudsterRegistrationJobCommand = async
   input: DescribeFraudsterRegistrationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.DescribeFraudsterRegistrationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeFraudsterRegistrationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeFraudsterRegistrationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -301,10 +271,7 @@ export const serializeAws_json1_0DescribeSpeakerCommand = async (
   input: DescribeSpeakerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.DescribeSpeaker",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSpeaker");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeSpeakerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -314,10 +281,7 @@ export const serializeAws_json1_0DescribeSpeakerEnrollmentJobCommand = async (
   input: DescribeSpeakerEnrollmentJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.DescribeSpeakerEnrollmentJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeSpeakerEnrollmentJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeSpeakerEnrollmentJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -327,10 +291,7 @@ export const serializeAws_json1_0DescribeWatchlistCommand = async (
   input: DescribeWatchlistCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.DescribeWatchlist",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWatchlist");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DescribeWatchlistRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -340,10 +301,7 @@ export const serializeAws_json1_0DisassociateFraudsterCommand = async (
   input: DisassociateFraudsterCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.DisassociateFraudster",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateFraudster");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0DisassociateFraudsterRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -353,10 +311,7 @@ export const serializeAws_json1_0EvaluateSessionCommand = async (
   input: EvaluateSessionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.EvaluateSession",
-  };
+  const headers: __HeaderBag = sharedHeaders("EvaluateSession");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0EvaluateSessionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -366,10 +321,7 @@ export const serializeAws_json1_0ListDomainsCommand = async (
   input: ListDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.ListDomains",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListDomains");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListDomainsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -379,10 +331,7 @@ export const serializeAws_json1_0ListFraudsterRegistrationJobsCommand = async (
   input: ListFraudsterRegistrationJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.ListFraudsterRegistrationJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFraudsterRegistrationJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListFraudsterRegistrationJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -392,10 +341,7 @@ export const serializeAws_json1_0ListFraudstersCommand = async (
   input: ListFraudstersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.ListFraudsters",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListFraudsters");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListFraudstersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -405,10 +351,7 @@ export const serializeAws_json1_0ListSpeakerEnrollmentJobsCommand = async (
   input: ListSpeakerEnrollmentJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.ListSpeakerEnrollmentJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSpeakerEnrollmentJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListSpeakerEnrollmentJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -418,10 +361,7 @@ export const serializeAws_json1_0ListSpeakersCommand = async (
   input: ListSpeakersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.ListSpeakers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSpeakers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListSpeakersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -431,10 +371,7 @@ export const serializeAws_json1_0ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -444,10 +381,7 @@ export const serializeAws_json1_0ListWatchlistsCommand = async (
   input: ListWatchlistsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.ListWatchlists",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWatchlists");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0ListWatchlistsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -457,10 +391,7 @@ export const serializeAws_json1_0OptOutSpeakerCommand = async (
   input: OptOutSpeakerCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.OptOutSpeaker",
-  };
+  const headers: __HeaderBag = sharedHeaders("OptOutSpeaker");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0OptOutSpeakerRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -470,10 +401,7 @@ export const serializeAws_json1_0StartFraudsterRegistrationJobCommand = async (
   input: StartFraudsterRegistrationJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.StartFraudsterRegistrationJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartFraudsterRegistrationJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StartFraudsterRegistrationJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -483,10 +411,7 @@ export const serializeAws_json1_0StartSpeakerEnrollmentJobCommand = async (
   input: StartSpeakerEnrollmentJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.StartSpeakerEnrollmentJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartSpeakerEnrollmentJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0StartSpeakerEnrollmentJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -496,10 +421,7 @@ export const serializeAws_json1_0TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -509,10 +431,7 @@ export const serializeAws_json1_0UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -522,10 +441,7 @@ export const serializeAws_json1_0UpdateDomainCommand = async (
   input: UpdateDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.UpdateDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -535,10 +451,7 @@ export const serializeAws_json1_0UpdateWatchlistCommand = async (
   input: UpdateWatchlistCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "VoiceID.UpdateWatchlist",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWatchlist");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0UpdateWatchlistRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -3500,6 +3413,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `VoiceID.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-waf-regional/src/protocols/Aws_json1_1.ts b/clients/client-waf-regional/src/protocols/Aws_json1_1.ts
index 141b85c172086..5141432c85ef6 100644
--- a/clients/client-waf-regional/src/protocols/Aws_json1_1.ts
+++ b/clients/client-waf-regional/src/protocols/Aws_json1_1.ts
@@ -449,10 +449,7 @@ export const serializeAws_json1_1AssociateWebACLCommand = async (
   input: AssociateWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.AssociateWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -462,10 +459,7 @@ export const serializeAws_json1_1CreateByteMatchSetCommand = async (
   input: CreateByteMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateByteMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateByteMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateByteMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -475,10 +469,7 @@ export const serializeAws_json1_1CreateGeoMatchSetCommand = async (
   input: CreateGeoMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateGeoMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGeoMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGeoMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -488,10 +479,7 @@ export const serializeAws_json1_1CreateIPSetCommand = async (
   input: CreateIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -501,10 +489,7 @@ export const serializeAws_json1_1CreateRateBasedRuleCommand = async (
   input: CreateRateBasedRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateRateBasedRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRateBasedRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRateBasedRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -514,10 +499,7 @@ export const serializeAws_json1_1CreateRegexMatchSetCommand = async (
   input: CreateRegexMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateRegexMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRegexMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRegexMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -527,10 +509,7 @@ export const serializeAws_json1_1CreateRegexPatternSetCommand = async (
   input: CreateRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -540,10 +519,7 @@ export const serializeAws_json1_1CreateRuleCommand = async (
   input: CreateRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -553,10 +529,7 @@ export const serializeAws_json1_1CreateRuleGroupCommand = async (
   input: CreateRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -566,10 +539,7 @@ export const serializeAws_json1_1CreateSizeConstraintSetCommand = async (
   input: CreateSizeConstraintSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateSizeConstraintSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSizeConstraintSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSizeConstraintSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -579,10 +549,7 @@ export const serializeAws_json1_1CreateSqlInjectionMatchSetCommand = async (
   input: CreateSqlInjectionMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateSqlInjectionMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSqlInjectionMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSqlInjectionMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -592,10 +559,7 @@ export const serializeAws_json1_1CreateWebACLCommand = async (
   input: CreateWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -605,10 +569,7 @@ export const serializeAws_json1_1CreateWebACLMigrationStackCommand = async (
   input: CreateWebACLMigrationStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateWebACLMigrationStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWebACLMigrationStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWebACLMigrationStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -618,10 +579,7 @@ export const serializeAws_json1_1CreateXssMatchSetCommand = async (
   input: CreateXssMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.CreateXssMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateXssMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateXssMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -631,10 +589,7 @@ export const serializeAws_json1_1DeleteByteMatchSetCommand = async (
   input: DeleteByteMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteByteMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteByteMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteByteMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -644,10 +599,7 @@ export const serializeAws_json1_1DeleteGeoMatchSetCommand = async (
   input: DeleteGeoMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteGeoMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGeoMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGeoMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -657,10 +609,7 @@ export const serializeAws_json1_1DeleteIPSetCommand = async (
   input: DeleteIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -670,10 +619,7 @@ export const serializeAws_json1_1DeleteLoggingConfigurationCommand = async (
   input: DeleteLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteLoggingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLoggingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLoggingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -683,10 +629,7 @@ export const serializeAws_json1_1DeletePermissionPolicyCommand = async (
   input: DeletePermissionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeletePermissionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePermissionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePermissionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -696,10 +639,7 @@ export const serializeAws_json1_1DeleteRateBasedRuleCommand = async (
   input: DeleteRateBasedRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteRateBasedRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRateBasedRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRateBasedRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -709,10 +649,7 @@ export const serializeAws_json1_1DeleteRegexMatchSetCommand = async (
   input: DeleteRegexMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteRegexMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRegexMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRegexMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -722,10 +659,7 @@ export const serializeAws_json1_1DeleteRegexPatternSetCommand = async (
   input: DeleteRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -735,10 +669,7 @@ export const serializeAws_json1_1DeleteRuleCommand = async (
   input: DeleteRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -748,10 +679,7 @@ export const serializeAws_json1_1DeleteRuleGroupCommand = async (
   input: DeleteRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -761,10 +689,7 @@ export const serializeAws_json1_1DeleteSizeConstraintSetCommand = async (
   input: DeleteSizeConstraintSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteSizeConstraintSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSizeConstraintSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSizeConstraintSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -774,10 +699,7 @@ export const serializeAws_json1_1DeleteSqlInjectionMatchSetCommand = async (
   input: DeleteSqlInjectionMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteSqlInjectionMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSqlInjectionMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSqlInjectionMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -787,10 +709,7 @@ export const serializeAws_json1_1DeleteWebACLCommand = async (
   input: DeleteWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -800,10 +719,7 @@ export const serializeAws_json1_1DeleteXssMatchSetCommand = async (
   input: DeleteXssMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DeleteXssMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteXssMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteXssMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -813,10 +729,7 @@ export const serializeAws_json1_1DisassociateWebACLCommand = async (
   input: DisassociateWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.DisassociateWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -826,10 +739,7 @@ export const serializeAws_json1_1GetByteMatchSetCommand = async (
   input: GetByteMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetByteMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetByteMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetByteMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -839,10 +749,7 @@ export const serializeAws_json1_1GetChangeTokenCommand = async (
   input: GetChangeTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetChangeToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetChangeToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetChangeTokenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -852,10 +759,7 @@ export const serializeAws_json1_1GetChangeTokenStatusCommand = async (
   input: GetChangeTokenStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetChangeTokenStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetChangeTokenStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetChangeTokenStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -865,10 +769,7 @@ export const serializeAws_json1_1GetGeoMatchSetCommand = async (
   input: GetGeoMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetGeoMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetGeoMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetGeoMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -878,10 +779,7 @@ export const serializeAws_json1_1GetIPSetCommand = async (
   input: GetIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -891,10 +789,7 @@ export const serializeAws_json1_1GetLoggingConfigurationCommand = async (
   input: GetLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetLoggingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLoggingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLoggingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -904,10 +799,7 @@ export const serializeAws_json1_1GetPermissionPolicyCommand = async (
   input: GetPermissionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetPermissionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPermissionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPermissionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -917,10 +809,7 @@ export const serializeAws_json1_1GetRateBasedRuleCommand = async (
   input: GetRateBasedRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetRateBasedRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRateBasedRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRateBasedRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -930,10 +819,7 @@ export const serializeAws_json1_1GetRateBasedRuleManagedKeysCommand = async (
   input: GetRateBasedRuleManagedKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetRateBasedRuleManagedKeys",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRateBasedRuleManagedKeys");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRateBasedRuleManagedKeysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -943,10 +829,7 @@ export const serializeAws_json1_1GetRegexMatchSetCommand = async (
   input: GetRegexMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetRegexMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRegexMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRegexMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -956,10 +839,7 @@ export const serializeAws_json1_1GetRegexPatternSetCommand = async (
   input: GetRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -969,10 +849,7 @@ export const serializeAws_json1_1GetRuleCommand = async (
   input: GetRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -982,10 +859,7 @@ export const serializeAws_json1_1GetRuleGroupCommand = async (
   input: GetRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -995,10 +869,7 @@ export const serializeAws_json1_1GetSampledRequestsCommand = async (
   input: GetSampledRequestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetSampledRequests",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSampledRequests");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSampledRequestsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1008,10 +879,7 @@ export const serializeAws_json1_1GetSizeConstraintSetCommand = async (
   input: GetSizeConstraintSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetSizeConstraintSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSizeConstraintSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSizeConstraintSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1021,10 +889,7 @@ export const serializeAws_json1_1GetSqlInjectionMatchSetCommand = async (
   input: GetSqlInjectionMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetSqlInjectionMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSqlInjectionMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSqlInjectionMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1034,10 +899,7 @@ export const serializeAws_json1_1GetWebACLCommand = async (
   input: GetWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1047,10 +909,7 @@ export const serializeAws_json1_1GetWebACLForResourceCommand = async (
   input: GetWebACLForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetWebACLForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWebACLForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetWebACLForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1060,10 +919,7 @@ export const serializeAws_json1_1GetXssMatchSetCommand = async (
   input: GetXssMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.GetXssMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetXssMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetXssMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1073,10 +929,7 @@ export const serializeAws_json1_1ListActivatedRulesInRuleGroupCommand = async (
   input: ListActivatedRulesInRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListActivatedRulesInRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListActivatedRulesInRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListActivatedRulesInRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1086,10 +939,7 @@ export const serializeAws_json1_1ListByteMatchSetsCommand = async (
   input: ListByteMatchSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListByteMatchSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListByteMatchSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListByteMatchSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1099,10 +949,7 @@ export const serializeAws_json1_1ListGeoMatchSetsCommand = async (
   input: ListGeoMatchSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListGeoMatchSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGeoMatchSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGeoMatchSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1112,10 +959,7 @@ export const serializeAws_json1_1ListIPSetsCommand = async (
   input: ListIPSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListIPSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListIPSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListIPSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1125,10 +969,7 @@ export const serializeAws_json1_1ListLoggingConfigurationsCommand = async (
   input: ListLoggingConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListLoggingConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLoggingConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLoggingConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1138,10 +979,7 @@ export const serializeAws_json1_1ListRateBasedRulesCommand = async (
   input: ListRateBasedRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListRateBasedRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRateBasedRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRateBasedRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1151,10 +989,7 @@ export const serializeAws_json1_1ListRegexMatchSetsCommand = async (
   input: ListRegexMatchSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListRegexMatchSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRegexMatchSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRegexMatchSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1164,10 +999,7 @@ export const serializeAws_json1_1ListRegexPatternSetsCommand = async (
   input: ListRegexPatternSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListRegexPatternSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRegexPatternSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRegexPatternSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1177,10 +1009,7 @@ export const serializeAws_json1_1ListResourcesForWebACLCommand = async (
   input: ListResourcesForWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListResourcesForWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourcesForWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourcesForWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1190,10 +1019,7 @@ export const serializeAws_json1_1ListRuleGroupsCommand = async (
   input: ListRuleGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListRuleGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRuleGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRuleGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1203,10 +1029,7 @@ export const serializeAws_json1_1ListRulesCommand = async (
   input: ListRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1216,10 +1039,7 @@ export const serializeAws_json1_1ListSizeConstraintSetsCommand = async (
   input: ListSizeConstraintSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListSizeConstraintSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSizeConstraintSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSizeConstraintSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1229,10 +1049,7 @@ export const serializeAws_json1_1ListSqlInjectionMatchSetsCommand = async (
   input: ListSqlInjectionMatchSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListSqlInjectionMatchSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSqlInjectionMatchSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSqlInjectionMatchSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1242,10 +1059,7 @@ export const serializeAws_json1_1ListSubscribedRuleGroupsCommand = async (
   input: ListSubscribedRuleGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListSubscribedRuleGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSubscribedRuleGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSubscribedRuleGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1255,10 +1069,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1268,10 +1079,7 @@ export const serializeAws_json1_1ListWebACLsCommand = async (
   input: ListWebACLsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListWebACLs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWebACLs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWebACLsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1281,10 +1089,7 @@ export const serializeAws_json1_1ListXssMatchSetsCommand = async (
   input: ListXssMatchSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.ListXssMatchSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListXssMatchSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListXssMatchSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1294,10 +1099,7 @@ export const serializeAws_json1_1PutLoggingConfigurationCommand = async (
   input: PutLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.PutLoggingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutLoggingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutLoggingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1307,10 +1109,7 @@ export const serializeAws_json1_1PutPermissionPolicyCommand = async (
   input: PutPermissionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.PutPermissionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPermissionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPermissionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1320,10 +1119,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1333,10 +1129,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1346,10 +1139,7 @@ export const serializeAws_json1_1UpdateByteMatchSetCommand = async (
   input: UpdateByteMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateByteMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateByteMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateByteMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1359,10 +1149,7 @@ export const serializeAws_json1_1UpdateGeoMatchSetCommand = async (
   input: UpdateGeoMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateGeoMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGeoMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGeoMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1372,10 +1159,7 @@ export const serializeAws_json1_1UpdateIPSetCommand = async (
   input: UpdateIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1385,10 +1169,7 @@ export const serializeAws_json1_1UpdateRateBasedRuleCommand = async (
   input: UpdateRateBasedRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateRateBasedRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRateBasedRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRateBasedRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1398,10 +1179,7 @@ export const serializeAws_json1_1UpdateRegexMatchSetCommand = async (
   input: UpdateRegexMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateRegexMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRegexMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRegexMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1411,10 +1189,7 @@ export const serializeAws_json1_1UpdateRegexPatternSetCommand = async (
   input: UpdateRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1424,10 +1199,7 @@ export const serializeAws_json1_1UpdateRuleCommand = async (
   input: UpdateRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1437,10 +1209,7 @@ export const serializeAws_json1_1UpdateRuleGroupCommand = async (
   input: UpdateRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1450,10 +1219,7 @@ export const serializeAws_json1_1UpdateSizeConstraintSetCommand = async (
   input: UpdateSizeConstraintSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateSizeConstraintSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSizeConstraintSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSizeConstraintSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1463,10 +1229,7 @@ export const serializeAws_json1_1UpdateSqlInjectionMatchSetCommand = async (
   input: UpdateSqlInjectionMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateSqlInjectionMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSqlInjectionMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSqlInjectionMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1476,10 +1239,7 @@ export const serializeAws_json1_1UpdateWebACLCommand = async (
   input: UpdateWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1489,10 +1249,7 @@ export const serializeAws_json1_1UpdateXssMatchSetCommand = async (
   input: UpdateXssMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_Regional_20161128.UpdateXssMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateXssMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateXssMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -8850,6 +8607,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSWAF_Regional_20161128.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-waf/src/protocols/Aws_json1_1.ts b/clients/client-waf/src/protocols/Aws_json1_1.ts
index 4273da78789d2..d2cea0f17200a 100644
--- a/clients/client-waf/src/protocols/Aws_json1_1.ts
+++ b/clients/client-waf/src/protocols/Aws_json1_1.ts
@@ -430,10 +430,7 @@ export const serializeAws_json1_1CreateByteMatchSetCommand = async (
   input: CreateByteMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateByteMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateByteMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateByteMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -443,10 +440,7 @@ export const serializeAws_json1_1CreateGeoMatchSetCommand = async (
   input: CreateGeoMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateGeoMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGeoMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGeoMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -456,10 +450,7 @@ export const serializeAws_json1_1CreateIPSetCommand = async (
   input: CreateIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -469,10 +460,7 @@ export const serializeAws_json1_1CreateRateBasedRuleCommand = async (
   input: CreateRateBasedRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateRateBasedRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRateBasedRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRateBasedRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -482,10 +470,7 @@ export const serializeAws_json1_1CreateRegexMatchSetCommand = async (
   input: CreateRegexMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateRegexMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRegexMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRegexMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -495,10 +480,7 @@ export const serializeAws_json1_1CreateRegexPatternSetCommand = async (
   input: CreateRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -508,10 +490,7 @@ export const serializeAws_json1_1CreateRuleCommand = async (
   input: CreateRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -521,10 +500,7 @@ export const serializeAws_json1_1CreateRuleGroupCommand = async (
   input: CreateRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -534,10 +510,7 @@ export const serializeAws_json1_1CreateSizeConstraintSetCommand = async (
   input: CreateSizeConstraintSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateSizeConstraintSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSizeConstraintSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSizeConstraintSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -547,10 +520,7 @@ export const serializeAws_json1_1CreateSqlInjectionMatchSetCommand = async (
   input: CreateSqlInjectionMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateSqlInjectionMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateSqlInjectionMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateSqlInjectionMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -560,10 +530,7 @@ export const serializeAws_json1_1CreateWebACLCommand = async (
   input: CreateWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -573,10 +540,7 @@ export const serializeAws_json1_1CreateWebACLMigrationStackCommand = async (
   input: CreateWebACLMigrationStackCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateWebACLMigrationStack",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWebACLMigrationStack");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWebACLMigrationStackRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -586,10 +550,7 @@ export const serializeAws_json1_1CreateXssMatchSetCommand = async (
   input: CreateXssMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.CreateXssMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateXssMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateXssMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -599,10 +560,7 @@ export const serializeAws_json1_1DeleteByteMatchSetCommand = async (
   input: DeleteByteMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteByteMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteByteMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteByteMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -612,10 +570,7 @@ export const serializeAws_json1_1DeleteGeoMatchSetCommand = async (
   input: DeleteGeoMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteGeoMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGeoMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGeoMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -625,10 +580,7 @@ export const serializeAws_json1_1DeleteIPSetCommand = async (
   input: DeleteIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -638,10 +590,7 @@ export const serializeAws_json1_1DeleteLoggingConfigurationCommand = async (
   input: DeleteLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteLoggingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLoggingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLoggingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -651,10 +600,7 @@ export const serializeAws_json1_1DeletePermissionPolicyCommand = async (
   input: DeletePermissionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeletePermissionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePermissionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePermissionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -664,10 +610,7 @@ export const serializeAws_json1_1DeleteRateBasedRuleCommand = async (
   input: DeleteRateBasedRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteRateBasedRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRateBasedRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRateBasedRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -677,10 +620,7 @@ export const serializeAws_json1_1DeleteRegexMatchSetCommand = async (
   input: DeleteRegexMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteRegexMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRegexMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRegexMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -690,10 +630,7 @@ export const serializeAws_json1_1DeleteRegexPatternSetCommand = async (
   input: DeleteRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -703,10 +640,7 @@ export const serializeAws_json1_1DeleteRuleCommand = async (
   input: DeleteRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -716,10 +650,7 @@ export const serializeAws_json1_1DeleteRuleGroupCommand = async (
   input: DeleteRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -729,10 +660,7 @@ export const serializeAws_json1_1DeleteSizeConstraintSetCommand = async (
   input: DeleteSizeConstraintSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteSizeConstraintSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSizeConstraintSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSizeConstraintSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -742,10 +670,7 @@ export const serializeAws_json1_1DeleteSqlInjectionMatchSetCommand = async (
   input: DeleteSqlInjectionMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteSqlInjectionMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteSqlInjectionMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteSqlInjectionMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -755,10 +680,7 @@ export const serializeAws_json1_1DeleteWebACLCommand = async (
   input: DeleteWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -768,10 +690,7 @@ export const serializeAws_json1_1DeleteXssMatchSetCommand = async (
   input: DeleteXssMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.DeleteXssMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteXssMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteXssMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -781,10 +700,7 @@ export const serializeAws_json1_1GetByteMatchSetCommand = async (
   input: GetByteMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetByteMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetByteMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetByteMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -794,10 +710,7 @@ export const serializeAws_json1_1GetChangeTokenCommand = async (
   input: GetChangeTokenCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetChangeToken",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetChangeToken");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetChangeTokenRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -807,10 +720,7 @@ export const serializeAws_json1_1GetChangeTokenStatusCommand = async (
   input: GetChangeTokenStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetChangeTokenStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetChangeTokenStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetChangeTokenStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -820,10 +730,7 @@ export const serializeAws_json1_1GetGeoMatchSetCommand = async (
   input: GetGeoMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetGeoMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetGeoMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetGeoMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -833,10 +740,7 @@ export const serializeAws_json1_1GetIPSetCommand = async (
   input: GetIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -846,10 +750,7 @@ export const serializeAws_json1_1GetLoggingConfigurationCommand = async (
   input: GetLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetLoggingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLoggingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLoggingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -859,10 +760,7 @@ export const serializeAws_json1_1GetPermissionPolicyCommand = async (
   input: GetPermissionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetPermissionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPermissionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPermissionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -872,10 +770,7 @@ export const serializeAws_json1_1GetRateBasedRuleCommand = async (
   input: GetRateBasedRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetRateBasedRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRateBasedRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRateBasedRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -885,10 +780,7 @@ export const serializeAws_json1_1GetRateBasedRuleManagedKeysCommand = async (
   input: GetRateBasedRuleManagedKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetRateBasedRuleManagedKeys",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRateBasedRuleManagedKeys");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRateBasedRuleManagedKeysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -898,10 +790,7 @@ export const serializeAws_json1_1GetRegexMatchSetCommand = async (
   input: GetRegexMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetRegexMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRegexMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRegexMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -911,10 +800,7 @@ export const serializeAws_json1_1GetRegexPatternSetCommand = async (
   input: GetRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -924,10 +810,7 @@ export const serializeAws_json1_1GetRuleCommand = async (
   input: GetRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -937,10 +820,7 @@ export const serializeAws_json1_1GetRuleGroupCommand = async (
   input: GetRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -950,10 +830,7 @@ export const serializeAws_json1_1GetSampledRequestsCommand = async (
   input: GetSampledRequestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetSampledRequests",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSampledRequests");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSampledRequestsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -963,10 +840,7 @@ export const serializeAws_json1_1GetSizeConstraintSetCommand = async (
   input: GetSizeConstraintSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetSizeConstraintSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSizeConstraintSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSizeConstraintSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -976,10 +850,7 @@ export const serializeAws_json1_1GetSqlInjectionMatchSetCommand = async (
   input: GetSqlInjectionMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetSqlInjectionMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSqlInjectionMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSqlInjectionMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -989,10 +860,7 @@ export const serializeAws_json1_1GetWebACLCommand = async (
   input: GetWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1002,10 +870,7 @@ export const serializeAws_json1_1GetXssMatchSetCommand = async (
   input: GetXssMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.GetXssMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetXssMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetXssMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1015,10 +880,7 @@ export const serializeAws_json1_1ListActivatedRulesInRuleGroupCommand = async (
   input: ListActivatedRulesInRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListActivatedRulesInRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListActivatedRulesInRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListActivatedRulesInRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1028,10 +890,7 @@ export const serializeAws_json1_1ListByteMatchSetsCommand = async (
   input: ListByteMatchSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListByteMatchSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListByteMatchSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListByteMatchSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1041,10 +900,7 @@ export const serializeAws_json1_1ListGeoMatchSetsCommand = async (
   input: ListGeoMatchSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListGeoMatchSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGeoMatchSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGeoMatchSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1054,10 +910,7 @@ export const serializeAws_json1_1ListIPSetsCommand = async (
   input: ListIPSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListIPSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListIPSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListIPSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1067,10 +920,7 @@ export const serializeAws_json1_1ListLoggingConfigurationsCommand = async (
   input: ListLoggingConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListLoggingConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLoggingConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLoggingConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1080,10 +930,7 @@ export const serializeAws_json1_1ListRateBasedRulesCommand = async (
   input: ListRateBasedRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListRateBasedRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRateBasedRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRateBasedRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1093,10 +940,7 @@ export const serializeAws_json1_1ListRegexMatchSetsCommand = async (
   input: ListRegexMatchSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListRegexMatchSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRegexMatchSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRegexMatchSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1106,10 +950,7 @@ export const serializeAws_json1_1ListRegexPatternSetsCommand = async (
   input: ListRegexPatternSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListRegexPatternSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRegexPatternSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRegexPatternSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1119,10 +960,7 @@ export const serializeAws_json1_1ListRuleGroupsCommand = async (
   input: ListRuleGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListRuleGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRuleGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRuleGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1132,10 +970,7 @@ export const serializeAws_json1_1ListRulesCommand = async (
   input: ListRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1145,10 +980,7 @@ export const serializeAws_json1_1ListSizeConstraintSetsCommand = async (
   input: ListSizeConstraintSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListSizeConstraintSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSizeConstraintSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSizeConstraintSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1158,10 +990,7 @@ export const serializeAws_json1_1ListSqlInjectionMatchSetsCommand = async (
   input: ListSqlInjectionMatchSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListSqlInjectionMatchSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSqlInjectionMatchSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSqlInjectionMatchSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1171,10 +1000,7 @@ export const serializeAws_json1_1ListSubscribedRuleGroupsCommand = async (
   input: ListSubscribedRuleGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListSubscribedRuleGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListSubscribedRuleGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListSubscribedRuleGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1184,10 +1010,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1197,10 +1020,7 @@ export const serializeAws_json1_1ListWebACLsCommand = async (
   input: ListWebACLsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListWebACLs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWebACLs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWebACLsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1210,10 +1030,7 @@ export const serializeAws_json1_1ListXssMatchSetsCommand = async (
   input: ListXssMatchSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.ListXssMatchSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListXssMatchSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListXssMatchSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1223,10 +1040,7 @@ export const serializeAws_json1_1PutLoggingConfigurationCommand = async (
   input: PutLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.PutLoggingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutLoggingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutLoggingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1236,10 +1050,7 @@ export const serializeAws_json1_1PutPermissionPolicyCommand = async (
   input: PutPermissionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.PutPermissionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPermissionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPermissionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1249,10 +1060,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1262,10 +1070,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1275,10 +1080,7 @@ export const serializeAws_json1_1UpdateByteMatchSetCommand = async (
   input: UpdateByteMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateByteMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateByteMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateByteMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1288,10 +1090,7 @@ export const serializeAws_json1_1UpdateGeoMatchSetCommand = async (
   input: UpdateGeoMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateGeoMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateGeoMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateGeoMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1301,10 +1100,7 @@ export const serializeAws_json1_1UpdateIPSetCommand = async (
   input: UpdateIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1314,10 +1110,7 @@ export const serializeAws_json1_1UpdateRateBasedRuleCommand = async (
   input: UpdateRateBasedRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateRateBasedRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRateBasedRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRateBasedRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1327,10 +1120,7 @@ export const serializeAws_json1_1UpdateRegexMatchSetCommand = async (
   input: UpdateRegexMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateRegexMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRegexMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRegexMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1340,10 +1130,7 @@ export const serializeAws_json1_1UpdateRegexPatternSetCommand = async (
   input: UpdateRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1353,10 +1140,7 @@ export const serializeAws_json1_1UpdateRuleCommand = async (
   input: UpdateRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1366,10 +1150,7 @@ export const serializeAws_json1_1UpdateRuleGroupCommand = async (
   input: UpdateRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1379,10 +1160,7 @@ export const serializeAws_json1_1UpdateSizeConstraintSetCommand = async (
   input: UpdateSizeConstraintSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateSizeConstraintSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSizeConstraintSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSizeConstraintSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1392,10 +1170,7 @@ export const serializeAws_json1_1UpdateSqlInjectionMatchSetCommand = async (
   input: UpdateSqlInjectionMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateSqlInjectionMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateSqlInjectionMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateSqlInjectionMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1405,10 +1180,7 @@ export const serializeAws_json1_1UpdateWebACLCommand = async (
   input: UpdateWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1418,10 +1190,7 @@ export const serializeAws_json1_1UpdateXssMatchSetCommand = async (
   input: UpdateXssMatchSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20150824.UpdateXssMatchSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateXssMatchSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateXssMatchSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -8470,6 +8239,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSWAF_20150824.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-wafv2/src/protocols/Aws_json1_1.ts b/clients/client-wafv2/src/protocols/Aws_json1_1.ts
index f9078a1d4b8f1..5f002b0c5d5be 100644
--- a/clients/client-wafv2/src/protocols/Aws_json1_1.ts
+++ b/clients/client-wafv2/src/protocols/Aws_json1_1.ts
@@ -366,10 +366,7 @@ export const serializeAws_json1_1AssociateWebACLCommand = async (
   input: AssociateWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.AssociateWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -379,10 +376,7 @@ export const serializeAws_json1_1CheckCapacityCommand = async (
   input: CheckCapacityCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.CheckCapacity",
-  };
+  const headers: __HeaderBag = sharedHeaders("CheckCapacity");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CheckCapacityRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -392,10 +386,7 @@ export const serializeAws_json1_1CreateIPSetCommand = async (
   input: CreateIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.CreateIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -405,10 +396,7 @@ export const serializeAws_json1_1CreateRegexPatternSetCommand = async (
   input: CreateRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.CreateRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -418,10 +406,7 @@ export const serializeAws_json1_1CreateRuleGroupCommand = async (
   input: CreateRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.CreateRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -431,10 +416,7 @@ export const serializeAws_json1_1CreateWebACLCommand = async (
   input: CreateWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.CreateWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -444,10 +426,7 @@ export const serializeAws_json1_1DeleteFirewallManagerRuleGroupsCommand = async
   input: DeleteFirewallManagerRuleGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.DeleteFirewallManagerRuleGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteFirewallManagerRuleGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteFirewallManagerRuleGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -457,10 +436,7 @@ export const serializeAws_json1_1DeleteIPSetCommand = async (
   input: DeleteIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.DeleteIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -470,10 +446,7 @@ export const serializeAws_json1_1DeleteLoggingConfigurationCommand = async (
   input: DeleteLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.DeleteLoggingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteLoggingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteLoggingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -483,10 +456,7 @@ export const serializeAws_json1_1DeletePermissionPolicyCommand = async (
   input: DeletePermissionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.DeletePermissionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeletePermissionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeletePermissionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -496,10 +466,7 @@ export const serializeAws_json1_1DeleteRegexPatternSetCommand = async (
   input: DeleteRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.DeleteRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -509,10 +476,7 @@ export const serializeAws_json1_1DeleteRuleGroupCommand = async (
   input: DeleteRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.DeleteRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -522,10 +486,7 @@ export const serializeAws_json1_1DeleteWebACLCommand = async (
   input: DeleteWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.DeleteWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -535,10 +496,7 @@ export const serializeAws_json1_1DescribeManagedRuleGroupCommand = async (
   input: DescribeManagedRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.DescribeManagedRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeManagedRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeManagedRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -548,10 +506,7 @@ export const serializeAws_json1_1DisassociateWebACLCommand = async (
   input: DisassociateWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.DisassociateWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -561,10 +516,7 @@ export const serializeAws_json1_1GenerateMobileSdkReleaseUrlCommand = async (
   input: GenerateMobileSdkReleaseUrlCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GenerateMobileSdkReleaseUrl",
-  };
+  const headers: __HeaderBag = sharedHeaders("GenerateMobileSdkReleaseUrl");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GenerateMobileSdkReleaseUrlRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -574,10 +526,7 @@ export const serializeAws_json1_1GetIPSetCommand = async (
   input: GetIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GetIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -587,10 +536,7 @@ export const serializeAws_json1_1GetLoggingConfigurationCommand = async (
   input: GetLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GetLoggingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetLoggingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetLoggingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -600,10 +546,7 @@ export const serializeAws_json1_1GetManagedRuleSetCommand = async (
   input: GetManagedRuleSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GetManagedRuleSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetManagedRuleSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetManagedRuleSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -613,10 +556,7 @@ export const serializeAws_json1_1GetMobileSdkReleaseCommand = async (
   input: GetMobileSdkReleaseCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GetMobileSdkRelease",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMobileSdkRelease");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMobileSdkReleaseRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -626,10 +566,7 @@ export const serializeAws_json1_1GetPermissionPolicyCommand = async (
   input: GetPermissionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GetPermissionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetPermissionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetPermissionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -639,10 +576,7 @@ export const serializeAws_json1_1GetRateBasedStatementManagedKeysCommand = async
   input: GetRateBasedStatementManagedKeysCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GetRateBasedStatementManagedKeys",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRateBasedStatementManagedKeys");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRateBasedStatementManagedKeysRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -652,10 +586,7 @@ export const serializeAws_json1_1GetRegexPatternSetCommand = async (
   input: GetRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GetRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -665,10 +596,7 @@ export const serializeAws_json1_1GetRuleGroupCommand = async (
   input: GetRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GetRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -678,10 +606,7 @@ export const serializeAws_json1_1GetSampledRequestsCommand = async (
   input: GetSampledRequestsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GetSampledRequests",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetSampledRequests");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetSampledRequestsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -691,10 +616,7 @@ export const serializeAws_json1_1GetWebACLCommand = async (
   input: GetWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GetWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -704,10 +626,7 @@ export const serializeAws_json1_1GetWebACLForResourceCommand = async (
   input: GetWebACLForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.GetWebACLForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetWebACLForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetWebACLForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -717,10 +636,7 @@ export const serializeAws_json1_1ListAvailableManagedRuleGroupsCommand = async (
   input: ListAvailableManagedRuleGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.ListAvailableManagedRuleGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAvailableManagedRuleGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAvailableManagedRuleGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -730,10 +646,7 @@ export const serializeAws_json1_1ListAvailableManagedRuleGroupVersionsCommand =
   input: ListAvailableManagedRuleGroupVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.ListAvailableManagedRuleGroupVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAvailableManagedRuleGroupVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAvailableManagedRuleGroupVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -743,10 +656,7 @@ export const serializeAws_json1_1ListIPSetsCommand = async (
   input: ListIPSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.ListIPSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListIPSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListIPSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -756,10 +666,7 @@ export const serializeAws_json1_1ListLoggingConfigurationsCommand = async (
   input: ListLoggingConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.ListLoggingConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListLoggingConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListLoggingConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -769,10 +676,7 @@ export const serializeAws_json1_1ListManagedRuleSetsCommand = async (
   input: ListManagedRuleSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.ListManagedRuleSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListManagedRuleSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListManagedRuleSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -782,10 +686,7 @@ export const serializeAws_json1_1ListMobileSdkReleasesCommand = async (
   input: ListMobileSdkReleasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.ListMobileSdkReleases",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMobileSdkReleases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMobileSdkReleasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -795,10 +696,7 @@ export const serializeAws_json1_1ListRegexPatternSetsCommand = async (
   input: ListRegexPatternSetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.ListRegexPatternSets",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRegexPatternSets");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRegexPatternSetsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -808,10 +706,7 @@ export const serializeAws_json1_1ListResourcesForWebACLCommand = async (
   input: ListResourcesForWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.ListResourcesForWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourcesForWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourcesForWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -821,10 +716,7 @@ export const serializeAws_json1_1ListRuleGroupsCommand = async (
   input: ListRuleGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.ListRuleGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListRuleGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListRuleGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -834,10 +726,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -847,10 +736,7 @@ export const serializeAws_json1_1ListWebACLsCommand = async (
   input: ListWebACLsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.ListWebACLs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListWebACLs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListWebACLsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -860,10 +746,7 @@ export const serializeAws_json1_1PutLoggingConfigurationCommand = async (
   input: PutLoggingConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.PutLoggingConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutLoggingConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutLoggingConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -873,10 +756,7 @@ export const serializeAws_json1_1PutManagedRuleSetVersionsCommand = async (
   input: PutManagedRuleSetVersionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.PutManagedRuleSetVersions",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutManagedRuleSetVersions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutManagedRuleSetVersionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -886,10 +766,7 @@ export const serializeAws_json1_1PutPermissionPolicyCommand = async (
   input: PutPermissionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.PutPermissionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutPermissionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutPermissionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -899,10 +776,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -912,10 +786,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -925,10 +796,7 @@ export const serializeAws_json1_1UpdateIPSetCommand = async (
   input: UpdateIPSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.UpdateIPSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateIPSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateIPSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -938,10 +806,7 @@ export const serializeAws_json1_1UpdateManagedRuleSetVersionExpiryDateCommand =
   input: UpdateManagedRuleSetVersionExpiryDateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.UpdateManagedRuleSetVersionExpiryDate",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateManagedRuleSetVersionExpiryDate");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateManagedRuleSetVersionExpiryDateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -951,10 +816,7 @@ export const serializeAws_json1_1UpdateRegexPatternSetCommand = async (
   input: UpdateRegexPatternSetCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.UpdateRegexPatternSet",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRegexPatternSet");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRegexPatternSetRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -964,10 +826,7 @@ export const serializeAws_json1_1UpdateRuleGroupCommand = async (
   input: UpdateRuleGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.UpdateRuleGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRuleGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRuleGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -977,10 +836,7 @@ export const serializeAws_json1_1UpdateWebACLCommand = async (
   input: UpdateWebACLCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "AWSWAF_20190729.UpdateWebACL",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWebACL");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateWebACLRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -7752,6 +7608,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `AWSWAF_20190729.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-workmail/src/protocols/Aws_json1_1.ts b/clients/client-workmail/src/protocols/Aws_json1_1.ts
index 37d963a3d7732..86d3aafc255b0 100644
--- a/clients/client-workmail/src/protocols/Aws_json1_1.ts
+++ b/clients/client-workmail/src/protocols/Aws_json1_1.ts
@@ -466,10 +466,7 @@ export const serializeAws_json1_1AssociateDelegateToResourceCommand = async (
   input: AssociateDelegateToResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.AssociateDelegateToResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateDelegateToResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateDelegateToResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -479,10 +476,7 @@ export const serializeAws_json1_1AssociateMemberToGroupCommand = async (
   input: AssociateMemberToGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.AssociateMemberToGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateMemberToGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateMemberToGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -492,10 +486,7 @@ export const serializeAws_json1_1AssumeImpersonationRoleCommand = async (
   input: AssumeImpersonationRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.AssumeImpersonationRole",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssumeImpersonationRole");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssumeImpersonationRoleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -505,10 +496,7 @@ export const serializeAws_json1_1CancelMailboxExportJobCommand = async (
   input: CancelMailboxExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.CancelMailboxExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("CancelMailboxExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CancelMailboxExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -518,10 +506,7 @@ export const serializeAws_json1_1CreateAliasCommand = async (
   input: CreateAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.CreateAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAliasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -531,10 +516,7 @@ export const serializeAws_json1_1CreateAvailabilityConfigurationCommand = async
   input: CreateAvailabilityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.CreateAvailabilityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateAvailabilityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateAvailabilityConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -544,10 +526,7 @@ export const serializeAws_json1_1CreateGroupCommand = async (
   input: CreateGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.CreateGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -557,10 +536,7 @@ export const serializeAws_json1_1CreateImpersonationRoleCommand = async (
   input: CreateImpersonationRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.CreateImpersonationRole",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateImpersonationRole");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateImpersonationRoleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -570,10 +546,7 @@ export const serializeAws_json1_1CreateMobileDeviceAccessRuleCommand = async (
   input: CreateMobileDeviceAccessRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.CreateMobileDeviceAccessRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateMobileDeviceAccessRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateMobileDeviceAccessRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -583,10 +556,7 @@ export const serializeAws_json1_1CreateOrganizationCommand = async (
   input: CreateOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.CreateOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -596,10 +566,7 @@ export const serializeAws_json1_1CreateResourceCommand = async (
   input: CreateResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.CreateResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -609,10 +576,7 @@ export const serializeAws_json1_1CreateUserCommand = async (
   input: CreateUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.CreateUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -622,10 +586,7 @@ export const serializeAws_json1_1DeleteAccessControlRuleCommand = async (
   input: DeleteAccessControlRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteAccessControlRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAccessControlRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAccessControlRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -635,10 +596,7 @@ export const serializeAws_json1_1DeleteAliasCommand = async (
   input: DeleteAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAliasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -648,10 +606,7 @@ export const serializeAws_json1_1DeleteAvailabilityConfigurationCommand = async
   input: DeleteAvailabilityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteAvailabilityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteAvailabilityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteAvailabilityConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -661,10 +616,7 @@ export const serializeAws_json1_1DeleteEmailMonitoringConfigurationCommand = asy
   input: DeleteEmailMonitoringConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteEmailMonitoringConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteEmailMonitoringConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteEmailMonitoringConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -674,10 +626,7 @@ export const serializeAws_json1_1DeleteGroupCommand = async (
   input: DeleteGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -687,10 +636,7 @@ export const serializeAws_json1_1DeleteImpersonationRoleCommand = async (
   input: DeleteImpersonationRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteImpersonationRole",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteImpersonationRole");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteImpersonationRoleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -700,10 +646,7 @@ export const serializeAws_json1_1DeleteMailboxPermissionsCommand = async (
   input: DeleteMailboxPermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteMailboxPermissions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMailboxPermissions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMailboxPermissionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -713,10 +656,7 @@ export const serializeAws_json1_1DeleteMobileDeviceAccessOverrideCommand = async
   input: DeleteMobileDeviceAccessOverrideCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteMobileDeviceAccessOverride",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMobileDeviceAccessOverride");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMobileDeviceAccessOverrideRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -726,10 +666,7 @@ export const serializeAws_json1_1DeleteMobileDeviceAccessRuleCommand = async (
   input: DeleteMobileDeviceAccessRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteMobileDeviceAccessRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteMobileDeviceAccessRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteMobileDeviceAccessRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -739,10 +676,7 @@ export const serializeAws_json1_1DeleteOrganizationCommand = async (
   input: DeleteOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -752,10 +686,7 @@ export const serializeAws_json1_1DeleteResourceCommand = async (
   input: DeleteResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -765,10 +696,7 @@ export const serializeAws_json1_1DeleteRetentionPolicyCommand = async (
   input: DeleteRetentionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteRetentionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteRetentionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteRetentionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -778,10 +706,7 @@ export const serializeAws_json1_1DeleteUserCommand = async (
   input: DeleteUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeleteUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -791,10 +716,7 @@ export const serializeAws_json1_1DeregisterFromWorkMailCommand = async (
   input: DeregisterFromWorkMailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeregisterFromWorkMail",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterFromWorkMail");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterFromWorkMailRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -804,10 +726,7 @@ export const serializeAws_json1_1DeregisterMailDomainCommand = async (
   input: DeregisterMailDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DeregisterMailDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterMailDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterMailDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -817,10 +736,7 @@ export const serializeAws_json1_1DescribeEmailMonitoringConfigurationCommand = a
   input: DescribeEmailMonitoringConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DescribeEmailMonitoringConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeEmailMonitoringConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeEmailMonitoringConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -830,10 +746,7 @@ export const serializeAws_json1_1DescribeGroupCommand = async (
   input: DescribeGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DescribeGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -843,10 +756,7 @@ export const serializeAws_json1_1DescribeInboundDmarcSettingsCommand = async (
   input: DescribeInboundDmarcSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DescribeInboundDmarcSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeInboundDmarcSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeInboundDmarcSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -856,10 +766,7 @@ export const serializeAws_json1_1DescribeMailboxExportJobCommand = async (
   input: DescribeMailboxExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DescribeMailboxExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeMailboxExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeMailboxExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -869,10 +776,7 @@ export const serializeAws_json1_1DescribeOrganizationCommand = async (
   input: DescribeOrganizationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DescribeOrganization",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeOrganization");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeOrganizationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -882,10 +786,7 @@ export const serializeAws_json1_1DescribeResourceCommand = async (
   input: DescribeResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DescribeResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -895,10 +796,7 @@ export const serializeAws_json1_1DescribeUserCommand = async (
   input: DescribeUserCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DescribeUser",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeUser");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeUserRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -908,10 +806,7 @@ export const serializeAws_json1_1DisassociateDelegateFromResourceCommand = async
   input: DisassociateDelegateFromResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DisassociateDelegateFromResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateDelegateFromResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateDelegateFromResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -921,10 +816,7 @@ export const serializeAws_json1_1DisassociateMemberFromGroupCommand = async (
   input: DisassociateMemberFromGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.DisassociateMemberFromGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateMemberFromGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateMemberFromGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -934,10 +826,7 @@ export const serializeAws_json1_1GetAccessControlEffectCommand = async (
   input: GetAccessControlEffectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.GetAccessControlEffect",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetAccessControlEffect");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetAccessControlEffectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -947,10 +836,7 @@ export const serializeAws_json1_1GetDefaultRetentionPolicyCommand = async (
   input: GetDefaultRetentionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.GetDefaultRetentionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetDefaultRetentionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetDefaultRetentionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -960,10 +846,7 @@ export const serializeAws_json1_1GetImpersonationRoleCommand = async (
   input: GetImpersonationRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.GetImpersonationRole",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetImpersonationRole");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetImpersonationRoleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -973,10 +856,7 @@ export const serializeAws_json1_1GetImpersonationRoleEffectCommand = async (
   input: GetImpersonationRoleEffectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.GetImpersonationRoleEffect",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetImpersonationRoleEffect");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetImpersonationRoleEffectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -986,10 +866,7 @@ export const serializeAws_json1_1GetMailboxDetailsCommand = async (
   input: GetMailboxDetailsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.GetMailboxDetails",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMailboxDetails");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMailboxDetailsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -999,10 +876,7 @@ export const serializeAws_json1_1GetMailDomainCommand = async (
   input: GetMailDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.GetMailDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMailDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMailDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1012,10 +886,7 @@ export const serializeAws_json1_1GetMobileDeviceAccessEffectCommand = async (
   input: GetMobileDeviceAccessEffectCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.GetMobileDeviceAccessEffect",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMobileDeviceAccessEffect");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMobileDeviceAccessEffectRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1025,10 +896,7 @@ export const serializeAws_json1_1GetMobileDeviceAccessOverrideCommand = async (
   input: GetMobileDeviceAccessOverrideCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.GetMobileDeviceAccessOverride",
-  };
+  const headers: __HeaderBag = sharedHeaders("GetMobileDeviceAccessOverride");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1GetMobileDeviceAccessOverrideRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1038,10 +906,7 @@ export const serializeAws_json1_1ListAccessControlRulesCommand = async (
   input: ListAccessControlRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListAccessControlRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAccessControlRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAccessControlRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1051,10 +916,7 @@ export const serializeAws_json1_1ListAliasesCommand = async (
   input: ListAliasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListAliases",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAliases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAliasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1064,10 +926,7 @@ export const serializeAws_json1_1ListAvailabilityConfigurationsCommand = async (
   input: ListAvailabilityConfigurationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListAvailabilityConfigurations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAvailabilityConfigurations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAvailabilityConfigurationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1077,10 +936,7 @@ export const serializeAws_json1_1ListGroupMembersCommand = async (
   input: ListGroupMembersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListGroupMembers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGroupMembers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGroupMembersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1090,10 +946,7 @@ export const serializeAws_json1_1ListGroupsCommand = async (
   input: ListGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1103,10 +956,7 @@ export const serializeAws_json1_1ListImpersonationRolesCommand = async (
   input: ListImpersonationRolesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListImpersonationRoles",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListImpersonationRoles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListImpersonationRolesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1116,10 +966,7 @@ export const serializeAws_json1_1ListMailboxExportJobsCommand = async (
   input: ListMailboxExportJobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListMailboxExportJobs",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMailboxExportJobs");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMailboxExportJobsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1129,10 +976,7 @@ export const serializeAws_json1_1ListMailboxPermissionsCommand = async (
   input: ListMailboxPermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListMailboxPermissions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMailboxPermissions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMailboxPermissionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1142,10 +986,7 @@ export const serializeAws_json1_1ListMailDomainsCommand = async (
   input: ListMailDomainsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListMailDomains",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMailDomains");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMailDomainsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1155,10 +996,7 @@ export const serializeAws_json1_1ListMobileDeviceAccessOverridesCommand = async
   input: ListMobileDeviceAccessOverridesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListMobileDeviceAccessOverrides",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMobileDeviceAccessOverrides");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMobileDeviceAccessOverridesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1168,10 +1006,7 @@ export const serializeAws_json1_1ListMobileDeviceAccessRulesCommand = async (
   input: ListMobileDeviceAccessRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListMobileDeviceAccessRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListMobileDeviceAccessRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListMobileDeviceAccessRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1181,10 +1016,7 @@ export const serializeAws_json1_1ListOrganizationsCommand = async (
   input: ListOrganizationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListOrganizations",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListOrganizations");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListOrganizationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1194,10 +1026,7 @@ export const serializeAws_json1_1ListResourceDelegatesCommand = async (
   input: ListResourceDelegatesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListResourceDelegates",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResourceDelegates");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourceDelegatesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1207,10 +1036,7 @@ export const serializeAws_json1_1ListResourcesCommand = async (
   input: ListResourcesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListResources",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListResources");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListResourcesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1220,10 +1046,7 @@ export const serializeAws_json1_1ListTagsForResourceCommand = async (
   input: ListTagsForResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListTagsForResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListTagsForResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListTagsForResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1233,10 +1056,7 @@ export const serializeAws_json1_1ListUsersCommand = async (
   input: ListUsersCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ListUsers",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListUsers");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListUsersRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1246,10 +1066,7 @@ export const serializeAws_json1_1PutAccessControlRuleCommand = async (
   input: PutAccessControlRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.PutAccessControlRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAccessControlRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAccessControlRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1259,10 +1076,7 @@ export const serializeAws_json1_1PutEmailMonitoringConfigurationCommand = async
   input: PutEmailMonitoringConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.PutEmailMonitoringConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutEmailMonitoringConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutEmailMonitoringConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1272,10 +1086,7 @@ export const serializeAws_json1_1PutInboundDmarcSettingsCommand = async (
   input: PutInboundDmarcSettingsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.PutInboundDmarcSettings",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutInboundDmarcSettings");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutInboundDmarcSettingsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1285,10 +1096,7 @@ export const serializeAws_json1_1PutMailboxPermissionsCommand = async (
   input: PutMailboxPermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.PutMailboxPermissions",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutMailboxPermissions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutMailboxPermissionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1298,10 +1106,7 @@ export const serializeAws_json1_1PutMobileDeviceAccessOverrideCommand = async (
   input: PutMobileDeviceAccessOverrideCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.PutMobileDeviceAccessOverride",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutMobileDeviceAccessOverride");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutMobileDeviceAccessOverrideRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1311,10 +1116,7 @@ export const serializeAws_json1_1PutRetentionPolicyCommand = async (
   input: PutRetentionPolicyCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.PutRetentionPolicy",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutRetentionPolicy");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutRetentionPolicyRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1324,10 +1126,7 @@ export const serializeAws_json1_1RegisterMailDomainCommand = async (
   input: RegisterMailDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.RegisterMailDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterMailDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterMailDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1337,10 +1136,7 @@ export const serializeAws_json1_1RegisterToWorkMailCommand = async (
   input: RegisterToWorkMailCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.RegisterToWorkMail",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterToWorkMail");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterToWorkMailRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1350,10 +1146,7 @@ export const serializeAws_json1_1ResetPasswordCommand = async (
   input: ResetPasswordCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.ResetPassword",
-  };
+  const headers: __HeaderBag = sharedHeaders("ResetPassword");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ResetPasswordRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1363,10 +1156,7 @@ export const serializeAws_json1_1StartMailboxExportJobCommand = async (
   input: StartMailboxExportJobCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.StartMailboxExportJob",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartMailboxExportJob");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartMailboxExportJobRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1376,10 +1166,7 @@ export const serializeAws_json1_1TagResourceCommand = async (
   input: TagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.TagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("TagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1389,10 +1176,7 @@ export const serializeAws_json1_1TestAvailabilityConfigurationCommand = async (
   input: TestAvailabilityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.TestAvailabilityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("TestAvailabilityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TestAvailabilityConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1402,10 +1186,7 @@ export const serializeAws_json1_1UntagResourceCommand = async (
   input: UntagResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.UntagResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UntagResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UntagResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1415,10 +1196,7 @@ export const serializeAws_json1_1UpdateAvailabilityConfigurationCommand = async
   input: UpdateAvailabilityConfigurationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.UpdateAvailabilityConfiguration",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateAvailabilityConfiguration");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateAvailabilityConfigurationRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1428,10 +1206,7 @@ export const serializeAws_json1_1UpdateDefaultMailDomainCommand = async (
   input: UpdateDefaultMailDomainCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.UpdateDefaultMailDomain",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateDefaultMailDomain");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateDefaultMailDomainRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1441,10 +1216,7 @@ export const serializeAws_json1_1UpdateImpersonationRoleCommand = async (
   input: UpdateImpersonationRoleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.UpdateImpersonationRole",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateImpersonationRole");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateImpersonationRoleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1454,10 +1226,7 @@ export const serializeAws_json1_1UpdateMailboxQuotaCommand = async (
   input: UpdateMailboxQuotaCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.UpdateMailboxQuota",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMailboxQuota");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMailboxQuotaRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1467,10 +1236,7 @@ export const serializeAws_json1_1UpdateMobileDeviceAccessRuleCommand = async (
   input: UpdateMobileDeviceAccessRuleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.UpdateMobileDeviceAccessRule",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateMobileDeviceAccessRule");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateMobileDeviceAccessRuleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1480,10 +1246,7 @@ export const serializeAws_json1_1UpdatePrimaryEmailAddressCommand = async (
   input: UpdatePrimaryEmailAddressCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.UpdatePrimaryEmailAddress",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdatePrimaryEmailAddress");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdatePrimaryEmailAddressRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1493,10 +1256,7 @@ export const serializeAws_json1_1UpdateResourceCommand = async (
   input: UpdateResourceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkMailService.UpdateResource",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateResource");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateResourceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -8700,6 +8460,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `WorkMailService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/clients/client-workspaces/src/protocols/Aws_json1_1.ts b/clients/client-workspaces/src/protocols/Aws_json1_1.ts
index c7150999381c3..10873a3e29db8 100644
--- a/clients/client-workspaces/src/protocols/Aws_json1_1.ts
+++ b/clients/client-workspaces/src/protocols/Aws_json1_1.ts
@@ -420,10 +420,7 @@ export const serializeAws_json1_1AssociateConnectionAliasCommand = async (
   input: AssociateConnectionAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.AssociateConnectionAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateConnectionAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateConnectionAliasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -433,10 +430,7 @@ export const serializeAws_json1_1AssociateIpGroupsCommand = async (
   input: AssociateIpGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.AssociateIpGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("AssociateIpGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AssociateIpGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -446,10 +440,7 @@ export const serializeAws_json1_1AuthorizeIpRulesCommand = async (
   input: AuthorizeIpRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.AuthorizeIpRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("AuthorizeIpRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1AuthorizeIpRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -459,10 +450,7 @@ export const serializeAws_json1_1CopyWorkspaceImageCommand = async (
   input: CopyWorkspaceImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.CopyWorkspaceImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("CopyWorkspaceImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CopyWorkspaceImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -472,10 +460,7 @@ export const serializeAws_json1_1CreateConnectClientAddInCommand = async (
   input: CreateConnectClientAddInCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.CreateConnectClientAddIn",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConnectClientAddIn");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateConnectClientAddInRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -485,10 +470,7 @@ export const serializeAws_json1_1CreateConnectionAliasCommand = async (
   input: CreateConnectionAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.CreateConnectionAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateConnectionAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateConnectionAliasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -498,10 +480,7 @@ export const serializeAws_json1_1CreateIpGroupCommand = async (
   input: CreateIpGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.CreateIpGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateIpGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateIpGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -511,10 +490,7 @@ export const serializeAws_json1_1CreateStandbyWorkspacesCommand = async (
   input: CreateStandbyWorkspacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.CreateStandbyWorkspaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateStandbyWorkspaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateStandbyWorkspacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -524,10 +500,7 @@ export const serializeAws_json1_1CreateTagsCommand = async (
   input: CreateTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.CreateTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -537,10 +510,7 @@ export const serializeAws_json1_1CreateUpdatedWorkspaceImageCommand = async (
   input: CreateUpdatedWorkspaceImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.CreateUpdatedWorkspaceImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateUpdatedWorkspaceImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateUpdatedWorkspaceImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -550,10 +520,7 @@ export const serializeAws_json1_1CreateWorkspaceBundleCommand = async (
   input: CreateWorkspaceBundleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.CreateWorkspaceBundle",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWorkspaceBundle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWorkspaceBundleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -563,10 +530,7 @@ export const serializeAws_json1_1CreateWorkspaceImageCommand = async (
   input: CreateWorkspaceImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.CreateWorkspaceImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWorkspaceImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWorkspaceImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -576,10 +540,7 @@ export const serializeAws_json1_1CreateWorkspacesCommand = async (
   input: CreateWorkspacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.CreateWorkspaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("CreateWorkspaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1CreateWorkspacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -589,10 +550,7 @@ export const serializeAws_json1_1DeleteClientBrandingCommand = async (
   input: DeleteClientBrandingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DeleteClientBranding",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteClientBranding");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteClientBrandingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -602,10 +560,7 @@ export const serializeAws_json1_1DeleteConnectClientAddInCommand = async (
   input: DeleteConnectClientAddInCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DeleteConnectClientAddIn",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConnectClientAddIn");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConnectClientAddInRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -615,10 +570,7 @@ export const serializeAws_json1_1DeleteConnectionAliasCommand = async (
   input: DeleteConnectionAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DeleteConnectionAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteConnectionAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteConnectionAliasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -628,10 +580,7 @@ export const serializeAws_json1_1DeleteIpGroupCommand = async (
   input: DeleteIpGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DeleteIpGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteIpGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteIpGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -641,10 +590,7 @@ export const serializeAws_json1_1DeleteTagsCommand = async (
   input: DeleteTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DeleteTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -654,10 +600,7 @@ export const serializeAws_json1_1DeleteWorkspaceBundleCommand = async (
   input: DeleteWorkspaceBundleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DeleteWorkspaceBundle",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWorkspaceBundle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWorkspaceBundleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -667,10 +610,7 @@ export const serializeAws_json1_1DeleteWorkspaceImageCommand = async (
   input: DeleteWorkspaceImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DeleteWorkspaceImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeleteWorkspaceImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeleteWorkspaceImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -680,10 +620,7 @@ export const serializeAws_json1_1DeregisterWorkspaceDirectoryCommand = async (
   input: DeregisterWorkspaceDirectoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DeregisterWorkspaceDirectory",
-  };
+  const headers: __HeaderBag = sharedHeaders("DeregisterWorkspaceDirectory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DeregisterWorkspaceDirectoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -693,10 +630,7 @@ export const serializeAws_json1_1DescribeAccountCommand = async (
   input: DescribeAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -706,10 +640,7 @@ export const serializeAws_json1_1DescribeAccountModificationsCommand = async (
   input: DescribeAccountModificationsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeAccountModifications",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeAccountModifications");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeAccountModificationsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -719,10 +650,7 @@ export const serializeAws_json1_1DescribeClientBrandingCommand = async (
   input: DescribeClientBrandingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeClientBranding",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeClientBranding");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeClientBrandingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -732,10 +660,7 @@ export const serializeAws_json1_1DescribeClientPropertiesCommand = async (
   input: DescribeClientPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeClientProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeClientProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeClientPropertiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -745,10 +670,7 @@ export const serializeAws_json1_1DescribeConnectClientAddInsCommand = async (
   input: DescribeConnectClientAddInsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeConnectClientAddIns",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConnectClientAddIns");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConnectClientAddInsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -758,10 +680,7 @@ export const serializeAws_json1_1DescribeConnectionAliasesCommand = async (
   input: DescribeConnectionAliasesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeConnectionAliases",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConnectionAliases");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConnectionAliasesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -771,10 +690,7 @@ export const serializeAws_json1_1DescribeConnectionAliasPermissionsCommand = asy
   input: DescribeConnectionAliasPermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeConnectionAliasPermissions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeConnectionAliasPermissions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeConnectionAliasPermissionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -784,10 +700,7 @@ export const serializeAws_json1_1DescribeIpGroupsCommand = async (
   input: DescribeIpGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeIpGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeIpGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeIpGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -797,10 +710,7 @@ export const serializeAws_json1_1DescribeTagsCommand = async (
   input: DescribeTagsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeTags",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeTags");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeTagsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -810,10 +720,7 @@ export const serializeAws_json1_1DescribeWorkspaceBundlesCommand = async (
   input: DescribeWorkspaceBundlesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeWorkspaceBundles",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkspaceBundles");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWorkspaceBundlesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -823,10 +730,7 @@ export const serializeAws_json1_1DescribeWorkspaceDirectoriesCommand = async (
   input: DescribeWorkspaceDirectoriesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeWorkspaceDirectories",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkspaceDirectories");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWorkspaceDirectoriesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -836,10 +740,7 @@ export const serializeAws_json1_1DescribeWorkspaceImagePermissionsCommand = asyn
   input: DescribeWorkspaceImagePermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeWorkspaceImagePermissions",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkspaceImagePermissions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWorkspaceImagePermissionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -849,10 +750,7 @@ export const serializeAws_json1_1DescribeWorkspaceImagesCommand = async (
   input: DescribeWorkspaceImagesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeWorkspaceImages",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkspaceImages");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWorkspaceImagesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -862,10 +760,7 @@ export const serializeAws_json1_1DescribeWorkspacesCommand = async (
   input: DescribeWorkspacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeWorkspaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkspaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWorkspacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -875,10 +770,7 @@ export const serializeAws_json1_1DescribeWorkspacesConnectionStatusCommand = asy
   input: DescribeWorkspacesConnectionStatusCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeWorkspacesConnectionStatus",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkspacesConnectionStatus");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWorkspacesConnectionStatusRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -888,10 +780,7 @@ export const serializeAws_json1_1DescribeWorkspaceSnapshotsCommand = async (
   input: DescribeWorkspaceSnapshotsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DescribeWorkspaceSnapshots",
-  };
+  const headers: __HeaderBag = sharedHeaders("DescribeWorkspaceSnapshots");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DescribeWorkspaceSnapshotsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -901,10 +790,7 @@ export const serializeAws_json1_1DisassociateConnectionAliasCommand = async (
   input: DisassociateConnectionAliasCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DisassociateConnectionAlias",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateConnectionAlias");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateConnectionAliasRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -914,10 +800,7 @@ export const serializeAws_json1_1DisassociateIpGroupsCommand = async (
   input: DisassociateIpGroupsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.DisassociateIpGroups",
-  };
+  const headers: __HeaderBag = sharedHeaders("DisassociateIpGroups");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1DisassociateIpGroupsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -927,10 +810,7 @@ export const serializeAws_json1_1ImportClientBrandingCommand = async (
   input: ImportClientBrandingCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ImportClientBranding",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportClientBranding");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportClientBrandingRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -940,10 +820,7 @@ export const serializeAws_json1_1ImportWorkspaceImageCommand = async (
   input: ImportWorkspaceImageCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ImportWorkspaceImage",
-  };
+  const headers: __HeaderBag = sharedHeaders("ImportWorkspaceImage");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ImportWorkspaceImageRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -953,10 +830,7 @@ export const serializeAws_json1_1ListAvailableManagementCidrRangesCommand = asyn
   input: ListAvailableManagementCidrRangesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ListAvailableManagementCidrRanges",
-  };
+  const headers: __HeaderBag = sharedHeaders("ListAvailableManagementCidrRanges");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ListAvailableManagementCidrRangesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -966,10 +840,7 @@ export const serializeAws_json1_1MigrateWorkspaceCommand = async (
   input: MigrateWorkspaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.MigrateWorkspace",
-  };
+  const headers: __HeaderBag = sharedHeaders("MigrateWorkspace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1MigrateWorkspaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -979,10 +850,7 @@ export const serializeAws_json1_1ModifyAccountCommand = async (
   input: ModifyAccountCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ModifyAccount",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyAccount");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyAccountRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -992,10 +860,7 @@ export const serializeAws_json1_1ModifyCertificateBasedAuthPropertiesCommand = a
   input: ModifyCertificateBasedAuthPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ModifyCertificateBasedAuthProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyCertificateBasedAuthProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyCertificateBasedAuthPropertiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1005,10 +870,7 @@ export const serializeAws_json1_1ModifyClientPropertiesCommand = async (
   input: ModifyClientPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ModifyClientProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyClientProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyClientPropertiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1018,10 +880,7 @@ export const serializeAws_json1_1ModifySamlPropertiesCommand = async (
   input: ModifySamlPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ModifySamlProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifySamlProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifySamlPropertiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1031,10 +890,7 @@ export const serializeAws_json1_1ModifySelfservicePermissionsCommand = async (
   input: ModifySelfservicePermissionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ModifySelfservicePermissions",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifySelfservicePermissions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifySelfservicePermissionsRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1044,10 +900,7 @@ export const serializeAws_json1_1ModifyWorkspaceAccessPropertiesCommand = async
   input: ModifyWorkspaceAccessPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ModifyWorkspaceAccessProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyWorkspaceAccessProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyWorkspaceAccessPropertiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1057,10 +910,7 @@ export const serializeAws_json1_1ModifyWorkspaceCreationPropertiesCommand = asyn
   input: ModifyWorkspaceCreationPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ModifyWorkspaceCreationProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyWorkspaceCreationProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyWorkspaceCreationPropertiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1070,10 +920,7 @@ export const serializeAws_json1_1ModifyWorkspacePropertiesCommand = async (
   input: ModifyWorkspacePropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ModifyWorkspaceProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyWorkspaceProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyWorkspacePropertiesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1083,10 +930,7 @@ export const serializeAws_json1_1ModifyWorkspaceStateCommand = async (
   input: ModifyWorkspaceStateCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.ModifyWorkspaceState",
-  };
+  const headers: __HeaderBag = sharedHeaders("ModifyWorkspaceState");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1ModifyWorkspaceStateRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1096,10 +940,7 @@ export const serializeAws_json1_1RebootWorkspacesCommand = async (
   input: RebootWorkspacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.RebootWorkspaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("RebootWorkspaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RebootWorkspacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1109,10 +950,7 @@ export const serializeAws_json1_1RebuildWorkspacesCommand = async (
   input: RebuildWorkspacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.RebuildWorkspaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("RebuildWorkspaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RebuildWorkspacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1122,10 +960,7 @@ export const serializeAws_json1_1RegisterWorkspaceDirectoryCommand = async (
   input: RegisterWorkspaceDirectoryCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.RegisterWorkspaceDirectory",
-  };
+  const headers: __HeaderBag = sharedHeaders("RegisterWorkspaceDirectory");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RegisterWorkspaceDirectoryRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1135,10 +970,7 @@ export const serializeAws_json1_1RestoreWorkspaceCommand = async (
   input: RestoreWorkspaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.RestoreWorkspace",
-  };
+  const headers: __HeaderBag = sharedHeaders("RestoreWorkspace");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RestoreWorkspaceRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1148,10 +980,7 @@ export const serializeAws_json1_1RevokeIpRulesCommand = async (
   input: RevokeIpRulesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.RevokeIpRules",
-  };
+  const headers: __HeaderBag = sharedHeaders("RevokeIpRules");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1RevokeIpRulesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1161,10 +990,7 @@ export const serializeAws_json1_1StartWorkspacesCommand = async (
   input: StartWorkspacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.StartWorkspaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("StartWorkspaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StartWorkspacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1174,10 +1000,7 @@ export const serializeAws_json1_1StopWorkspacesCommand = async (
   input: StopWorkspacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.StopWorkspaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("StopWorkspaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1StopWorkspacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1187,10 +1010,7 @@ export const serializeAws_json1_1TerminateWorkspacesCommand = async (
   input: TerminateWorkspacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.TerminateWorkspaces",
-  };
+  const headers: __HeaderBag = sharedHeaders("TerminateWorkspaces");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1TerminateWorkspacesRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1200,10 +1020,7 @@ export const serializeAws_json1_1UpdateConnectClientAddInCommand = async (
   input: UpdateConnectClientAddInCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.UpdateConnectClientAddIn",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateConnectClientAddIn");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateConnectClientAddInRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1213,10 +1030,7 @@ export const serializeAws_json1_1UpdateConnectionAliasPermissionCommand = async
   input: UpdateConnectionAliasPermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.UpdateConnectionAliasPermission",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateConnectionAliasPermission");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateConnectionAliasPermissionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1226,10 +1040,7 @@ export const serializeAws_json1_1UpdateRulesOfIpGroupCommand = async (
   input: UpdateRulesOfIpGroupCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.UpdateRulesOfIpGroup",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateRulesOfIpGroup");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateRulesOfIpGroupRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1239,10 +1050,7 @@ export const serializeAws_json1_1UpdateWorkspaceBundleCommand = async (
   input: UpdateWorkspaceBundleCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.UpdateWorkspaceBundle",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWorkspaceBundle");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateWorkspaceBundleRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1252,10 +1060,7 @@ export const serializeAws_json1_1UpdateWorkspaceImagePermissionCommand = async (
   input: UpdateWorkspaceImagePermissionCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "WorkspacesService.UpdateWorkspaceImagePermission",
-  };
+  const headers: __HeaderBag = sharedHeaders("UpdateWorkspaceImagePermission");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UpdateWorkspaceImagePermissionRequest(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -7409,6 +7214,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `WorkspacesService.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/private/aws-protocoltests-ec2/src/protocols/Aws_ec2.ts b/private/aws-protocoltests-ec2/src/protocols/Aws_ec2.ts
index 7062d89e43a18..dbd3108484141 100644
--- a/private/aws-protocoltests-ec2/src/protocols/Aws_ec2.ts
+++ b/private/aws-protocoltests-ec2/src/protocols/Aws_ec2.ts
@@ -115,9 +115,7 @@ export const serializeAws_ec2DatetimeOffsetsCommand = async (
   input: DatetimeOffsetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DatetimeOffsets",
     Version: "2020-01-08",
@@ -129,9 +127,7 @@ export const serializeAws_ec2EmptyInputAndEmptyOutputCommand = async (
   input: EmptyInputAndEmptyOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2EmptyInputAndEmptyOutputInput(input, context),
@@ -145,9 +141,7 @@ export const serializeAws_ec2EndpointOperationCommand = async (
   input: EndpointOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "EndpointOperation",
     Version: "2020-01-08",
@@ -166,9 +160,7 @@ export const serializeAws_ec2EndpointWithHostLabelOperationCommand = async (
   input: EndpointWithHostLabelOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2HostLabelInput(input, context),
@@ -193,9 +185,7 @@ export const serializeAws_ec2FractionalSecondsCommand = async (
   input: FractionalSecondsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "FractionalSeconds",
     Version: "2020-01-08",
@@ -207,9 +197,7 @@ export const serializeAws_ec2GreetingWithErrorsCommand = async (
   input: GreetingWithErrorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "GreetingWithErrors",
     Version: "2020-01-08",
@@ -221,9 +209,7 @@ export const serializeAws_ec2HostWithPathOperationCommand = async (
   input: HostWithPathOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "HostWithPathOperation",
     Version: "2020-01-08",
@@ -235,9 +221,7 @@ export const serializeAws_ec2IgnoresWrappingXmlNameCommand = async (
   input: IgnoresWrappingXmlNameCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "IgnoresWrappingXmlName",
     Version: "2020-01-08",
@@ -249,9 +233,7 @@ export const serializeAws_ec2NestedStructuresCommand = async (
   input: NestedStructuresCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2NestedStructuresInput(input, context),
@@ -265,9 +247,7 @@ export const serializeAws_ec2NoInputAndOutputCommand = async (
   input: NoInputAndOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "NoInputAndOutput",
     Version: "2020-01-08",
@@ -279,9 +259,7 @@ export const serializeAws_ec2QueryIdempotencyTokenAutoFillCommand = async (
   input: QueryIdempotencyTokenAutoFillCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2QueryIdempotencyTokenAutoFillInput(input, context),
@@ -295,9 +273,7 @@ export const serializeAws_ec2QueryListsCommand = async (
   input: QueryListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2QueryListsInput(input, context),
@@ -311,9 +287,7 @@ export const serializeAws_ec2QueryTimestampsCommand = async (
   input: QueryTimestampsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2QueryTimestampsInput(input, context),
@@ -327,9 +301,7 @@ export const serializeAws_ec2RecursiveXmlShapesCommand = async (
   input: RecursiveXmlShapesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "RecursiveXmlShapes",
     Version: "2020-01-08",
@@ -341,9 +313,7 @@ export const serializeAws_ec2SimpleInputParamsCommand = async (
   input: SimpleInputParamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_ec2SimpleInputParamsInput(input, context),
@@ -357,9 +327,7 @@ export const serializeAws_ec2SimpleScalarXmlPropertiesCommand = async (
   input: SimpleScalarXmlPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "SimpleScalarXmlProperties",
     Version: "2020-01-08",
@@ -371,9 +339,7 @@ export const serializeAws_ec2XmlBlobsCommand = async (
   input: XmlBlobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlBlobs",
     Version: "2020-01-08",
@@ -385,9 +351,7 @@ export const serializeAws_ec2XmlEmptyBlobsCommand = async (
   input: XmlEmptyBlobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlEmptyBlobs",
     Version: "2020-01-08",
@@ -399,9 +363,7 @@ export const serializeAws_ec2XmlEmptyListsCommand = async (
   input: XmlEmptyListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlEmptyLists",
     Version: "2020-01-08",
@@ -413,9 +375,7 @@ export const serializeAws_ec2XmlEnumsCommand = async (
   input: XmlEnumsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlEnums",
     Version: "2020-01-08",
@@ -427,9 +387,7 @@ export const serializeAws_ec2XmlIntEnumsCommand = async (
   input: XmlIntEnumsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlIntEnums",
     Version: "2020-01-08",
@@ -441,9 +399,7 @@ export const serializeAws_ec2XmlListsCommand = async (
   input: XmlListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlLists",
     Version: "2020-01-08",
@@ -455,9 +411,7 @@ export const serializeAws_ec2XmlNamespacesCommand = async (
   input: XmlNamespacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlNamespaces",
     Version: "2020-01-08",
@@ -469,9 +423,7 @@ export const serializeAws_ec2XmlTimestampsCommand = async (
   input: XmlTimestampsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlTimestamps",
     Version: "2020-01-08",
@@ -2142,6 +2094,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/private/aws-protocoltests-json-10/src/protocols/Aws_json1_0.ts b/private/aws-protocoltests-json-10/src/protocols/Aws_json1_0.ts
index b236f7d680578..4cacc9110a29b 100644
--- a/private/aws-protocoltests-json-10/src/protocols/Aws_json1_0.ts
+++ b/private/aws-protocoltests-json-10/src/protocols/Aws_json1_0.ts
@@ -71,10 +71,7 @@ export const serializeAws_json1_0EmptyInputAndEmptyOutputCommand = async (
   input: EmptyInputAndEmptyOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "JsonRpc10.EmptyInputAndEmptyOutput",
-  };
+  const headers: __HeaderBag = sharedHeaders("EmptyInputAndEmptyOutput");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0EmptyInputAndEmptyOutputInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -84,10 +81,7 @@ export const serializeAws_json1_0EndpointOperationCommand = async (
   input: EndpointOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "JsonRpc10.EndpointOperation",
-  };
+  const headers: __HeaderBag = sharedHeaders("EndpointOperation");
   const body = "{}";
   let { hostname: resolvedHostname } = await context.endpoint();
   if (context.disableHostPrefix !== true) {
@@ -103,10 +97,7 @@ export const serializeAws_json1_0EndpointWithHostLabelOperationCommand = async (
   input: EndpointWithHostLabelOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "JsonRpc10.EndpointWithHostLabelOperation",
-  };
+  const headers: __HeaderBag = sharedHeaders("EndpointWithHostLabelOperation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0EndpointWithHostLabelOperationInput(input, context));
   let { hostname: resolvedHostname } = await context.endpoint();
@@ -127,10 +118,7 @@ export const serializeAws_json1_0GreetingWithErrorsCommand = async (
   input: GreetingWithErrorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "JsonRpc10.GreetingWithErrors",
-  };
+  const headers: __HeaderBag = sharedHeaders("GreetingWithErrors");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0GreetingWithErrorsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -140,10 +128,7 @@ export const serializeAws_json1_0HostWithPathOperationCommand = async (
   input: HostWithPathOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "JsonRpc10.HostWithPathOperation",
-  };
+  const headers: __HeaderBag = sharedHeaders("HostWithPathOperation");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -152,10 +137,7 @@ export const serializeAws_json1_0JsonUnionsCommand = async (
   input: JsonUnionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "JsonRpc10.JsonUnions",
-  };
+  const headers: __HeaderBag = sharedHeaders("JsonUnions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0JsonUnionsInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -165,10 +147,7 @@ export const serializeAws_json1_0NoInputAndNoOutputCommand = async (
   input: NoInputAndNoOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "JsonRpc10.NoInputAndNoOutput",
-  };
+  const headers: __HeaderBag = sharedHeaders("NoInputAndNoOutput");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -177,10 +156,7 @@ export const serializeAws_json1_0NoInputAndOutputCommand = async (
   input: NoInputAndOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "JsonRpc10.NoInputAndOutput",
-  };
+  const headers: __HeaderBag = sharedHeaders("NoInputAndOutput");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -189,10 +165,7 @@ export const serializeAws_json1_0SimpleScalarPropertiesCommand = async (
   input: SimpleScalarPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.0",
-    "x-amz-target": "JsonRpc10.SimpleScalarProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("SimpleScalarProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_0SimpleScalarPropertiesInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -806,6 +779,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.0",
+    "x-amz-target": `JsonRpc10.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/private/aws-protocoltests-json/src/protocols/Aws_json1_1.ts b/private/aws-protocoltests-json/src/protocols/Aws_json1_1.ts
index e2981088e8653..18269b6234b10 100644
--- a/private/aws-protocoltests-json/src/protocols/Aws_json1_1.ts
+++ b/private/aws-protocoltests-json/src/protocols/Aws_json1_1.ts
@@ -96,10 +96,7 @@ export const serializeAws_json1_1DatetimeOffsetsCommand = async (
   input: DatetimeOffsetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.DatetimeOffsets",
-  };
+  const headers: __HeaderBag = sharedHeaders("DatetimeOffsets");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -108,10 +105,7 @@ export const serializeAws_json1_1EmptyOperationCommand = async (
   input: EmptyOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.EmptyOperation",
-  };
+  const headers: __HeaderBag = sharedHeaders("EmptyOperation");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -120,10 +114,7 @@ export const serializeAws_json1_1EndpointOperationCommand = async (
   input: EndpointOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.EndpointOperation",
-  };
+  const headers: __HeaderBag = sharedHeaders("EndpointOperation");
   const body = "{}";
   let { hostname: resolvedHostname } = await context.endpoint();
   if (context.disableHostPrefix !== true) {
@@ -139,10 +130,7 @@ export const serializeAws_json1_1EndpointWithHostLabelOperationCommand = async (
   input: EndpointWithHostLabelOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.EndpointWithHostLabelOperation",
-  };
+  const headers: __HeaderBag = sharedHeaders("EndpointWithHostLabelOperation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1HostLabelInput(input, context));
   let { hostname: resolvedHostname } = await context.endpoint();
@@ -163,10 +151,7 @@ export const serializeAws_json1_1FractionalSecondsCommand = async (
   input: FractionalSecondsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.FractionalSeconds",
-  };
+  const headers: __HeaderBag = sharedHeaders("FractionalSeconds");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -175,10 +160,7 @@ export const serializeAws_json1_1GreetingWithErrorsCommand = async (
   input: GreetingWithErrorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.GreetingWithErrors",
-  };
+  const headers: __HeaderBag = sharedHeaders("GreetingWithErrors");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -187,10 +169,7 @@ export const serializeAws_json1_1HostWithPathOperationCommand = async (
   input: HostWithPathOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.HostWithPathOperation",
-  };
+  const headers: __HeaderBag = sharedHeaders("HostWithPathOperation");
   const body = "{}";
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
 };
@@ -199,10 +178,7 @@ export const serializeAws_json1_1JsonEnumsCommand = async (
   input: JsonEnumsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.JsonEnums",
-  };
+  const headers: __HeaderBag = sharedHeaders("JsonEnums");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1JsonEnumsInputOutput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -212,10 +188,7 @@ export const serializeAws_json1_1JsonUnionsCommand = async (
   input: JsonUnionsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.JsonUnions",
-  };
+  const headers: __HeaderBag = sharedHeaders("JsonUnions");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1UnionInputOutput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -225,10 +198,7 @@ export const serializeAws_json1_1KitchenSinkOperationCommand = async (
   input: KitchenSinkOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.KitchenSinkOperation",
-  };
+  const headers: __HeaderBag = sharedHeaders("KitchenSinkOperation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1KitchenSink(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -238,10 +208,7 @@ export const serializeAws_json1_1NullOperationCommand = async (
   input: NullOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.NullOperation",
-  };
+  const headers: __HeaderBag = sharedHeaders("NullOperation");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1NullOperationInputOutput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -251,10 +218,7 @@ export const serializeAws_json1_1OperationWithOptionalInputOutputCommand = async
   input: OperationWithOptionalInputOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.OperationWithOptionalInputOutput",
-  };
+  const headers: __HeaderBag = sharedHeaders("OperationWithOptionalInputOutput");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1OperationWithOptionalInputOutputInput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -264,10 +228,7 @@ export const serializeAws_json1_1PutAndGetInlineDocumentsCommand = async (
   input: PutAndGetInlineDocumentsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.PutAndGetInlineDocuments",
-  };
+  const headers: __HeaderBag = sharedHeaders("PutAndGetInlineDocuments");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1PutAndGetInlineDocumentsInputOutput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -277,10 +238,7 @@ export const serializeAws_json1_1SimpleScalarPropertiesCommand = async (
   input: SimpleScalarPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-amz-json-1.1",
-    "x-amz-target": "JsonProtocol.SimpleScalarProperties",
-  };
+  const headers: __HeaderBag = sharedHeaders("SimpleScalarProperties");
   let body: any;
   body = JSON.stringify(serializeAws_json1_1SimpleScalarPropertiesInputOutput(input, context));
   return buildHttpRpcRequest(context, headers, "/", undefined, body);
@@ -1659,6 +1617,12 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+function sharedHeaders(operation: string): __HeaderBag {
+  return {
+    "content-type": "application/x-amz-json-1.1",
+    "x-amz-target": `JsonProtocol.${operation}`,
+  };
+}
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {
diff --git a/private/aws-protocoltests-query/src/protocols/Aws_query.ts b/private/aws-protocoltests-query/src/protocols/Aws_query.ts
index d8bbab8a2ed17..8bd3f0c16edae 100644
--- a/private/aws-protocoltests-query/src/protocols/Aws_query.ts
+++ b/private/aws-protocoltests-query/src/protocols/Aws_query.ts
@@ -138,9 +138,7 @@ export const serializeAws_queryDatetimeOffsetsCommand = async (
   input: DatetimeOffsetsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "DatetimeOffsets",
     Version: "2020-01-08",
@@ -152,9 +150,7 @@ export const serializeAws_queryEmptyInputAndEmptyOutputCommand = async (
   input: EmptyInputAndEmptyOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryEmptyInputAndEmptyOutputInput(input, context),
@@ -168,9 +164,7 @@ export const serializeAws_queryEndpointOperationCommand = async (
   input: EndpointOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "EndpointOperation",
     Version: "2020-01-08",
@@ -189,9 +183,7 @@ export const serializeAws_queryEndpointWithHostLabelOperationCommand = async (
   input: EndpointWithHostLabelOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryHostLabelInput(input, context),
@@ -216,9 +208,7 @@ export const serializeAws_queryFlattenedXmlMapCommand = async (
   input: FlattenedXmlMapCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "FlattenedXmlMap",
     Version: "2020-01-08",
@@ -230,9 +220,7 @@ export const serializeAws_queryFlattenedXmlMapWithXmlNameCommand = async (
   input: FlattenedXmlMapWithXmlNameCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "FlattenedXmlMapWithXmlName",
     Version: "2020-01-08",
@@ -244,9 +232,7 @@ export const serializeAws_queryFlattenedXmlMapWithXmlNamespaceCommand = async (
   input: FlattenedXmlMapWithXmlNamespaceCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "FlattenedXmlMapWithXmlNamespace",
     Version: "2020-01-08",
@@ -258,9 +244,7 @@ export const serializeAws_queryFractionalSecondsCommand = async (
   input: FractionalSecondsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "FractionalSeconds",
     Version: "2020-01-08",
@@ -272,9 +256,7 @@ export const serializeAws_queryGreetingWithErrorsCommand = async (
   input: GreetingWithErrorsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "GreetingWithErrors",
     Version: "2020-01-08",
@@ -286,9 +268,7 @@ export const serializeAws_queryHostWithPathOperationCommand = async (
   input: HostWithPathOperationCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "HostWithPathOperation",
     Version: "2020-01-08",
@@ -300,9 +280,7 @@ export const serializeAws_queryIgnoresWrappingXmlNameCommand = async (
   input: IgnoresWrappingXmlNameCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "IgnoresWrappingXmlName",
     Version: "2020-01-08",
@@ -314,9 +292,7 @@ export const serializeAws_queryNestedStructuresCommand = async (
   input: NestedStructuresCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryNestedStructuresInput(input, context),
@@ -330,9 +306,7 @@ export const serializeAws_queryNoInputAndNoOutputCommand = async (
   input: NoInputAndNoOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "NoInputAndNoOutput",
     Version: "2020-01-08",
@@ -344,9 +318,7 @@ export const serializeAws_queryNoInputAndOutputCommand = async (
   input: NoInputAndOutputCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryNoInputAndOutputInput(input, context),
@@ -360,9 +332,7 @@ export const serializeAws_queryQueryIdempotencyTokenAutoFillCommand = async (
   input: QueryIdempotencyTokenAutoFillCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryQueryIdempotencyTokenAutoFillInput(input, context),
@@ -376,9 +346,7 @@ export const serializeAws_queryQueryListsCommand = async (
   input: QueryListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryQueryListsInput(input, context),
@@ -392,9 +360,7 @@ export const serializeAws_queryQueryMapsCommand = async (
   input: QueryMapsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryQueryMapsInput(input, context),
@@ -408,9 +374,7 @@ export const serializeAws_queryQueryTimestampsCommand = async (
   input: QueryTimestampsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_queryQueryTimestampsInput(input, context),
@@ -424,9 +388,7 @@ export const serializeAws_queryRecursiveXmlShapesCommand = async (
   input: RecursiveXmlShapesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "RecursiveXmlShapes",
     Version: "2020-01-08",
@@ -438,9 +400,7 @@ export const serializeAws_querySimpleInputParamsCommand = async (
   input: SimpleInputParamsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   let body: any;
   body = buildFormUrlencodedString({
     ...serializeAws_querySimpleInputParamsInput(input, context),
@@ -454,9 +414,7 @@ export const serializeAws_querySimpleScalarXmlPropertiesCommand = async (
   input: SimpleScalarXmlPropertiesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "SimpleScalarXmlProperties",
     Version: "2020-01-08",
@@ -468,9 +426,7 @@ export const serializeAws_queryXmlBlobsCommand = async (
   input: XmlBlobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlBlobs",
     Version: "2020-01-08",
@@ -482,9 +438,7 @@ export const serializeAws_queryXmlEmptyBlobsCommand = async (
   input: XmlEmptyBlobsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlEmptyBlobs",
     Version: "2020-01-08",
@@ -496,9 +450,7 @@ export const serializeAws_queryXmlEmptyListsCommand = async (
   input: XmlEmptyListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlEmptyLists",
     Version: "2020-01-08",
@@ -510,9 +462,7 @@ export const serializeAws_queryXmlEmptyMapsCommand = async (
   input: XmlEmptyMapsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlEmptyMaps",
     Version: "2020-01-08",
@@ -524,9 +474,7 @@ export const serializeAws_queryXmlEnumsCommand = async (
   input: XmlEnumsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlEnums",
     Version: "2020-01-08",
@@ -538,9 +486,7 @@ export const serializeAws_queryXmlIntEnumsCommand = async (
   input: XmlIntEnumsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlIntEnums",
     Version: "2020-01-08",
@@ -552,9 +498,7 @@ export const serializeAws_queryXmlListsCommand = async (
   input: XmlListsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlLists",
     Version: "2020-01-08",
@@ -566,9 +510,7 @@ export const serializeAws_queryXmlMapsCommand = async (
   input: XmlMapsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlMaps",
     Version: "2020-01-08",
@@ -580,9 +522,7 @@ export const serializeAws_queryXmlMapsXmlNameCommand = async (
   input: XmlMapsXmlNameCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlMapsXmlName",
     Version: "2020-01-08",
@@ -594,9 +534,7 @@ export const serializeAws_queryXmlNamespacesCommand = async (
   input: XmlNamespacesCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlNamespaces",
     Version: "2020-01-08",
@@ -608,9 +546,7 @@ export const serializeAws_queryXmlTimestampsCommand = async (
   input: XmlTimestampsCommandInput,
   context: __SerdeContext
 ): Promise<__HttpRequest> => {
-  const headers: __HeaderBag = {
-    "content-type": "application/x-www-form-urlencoded",
-  };
+  const headers: __HeaderBag = SHARED_HEADERS;
   const body = buildFormUrlencodedString({
     Action: "XmlTimestamps",
     Version: "2020-01-08",
@@ -2862,6 +2798,9 @@ const buildHttpRpcRequest = async (
   }
   return new __HttpRequest(contents);
 };
+const SHARED_HEADERS: __HeaderBag = {
+  "content-type": "application/x-www-form-urlencoded",
+};
 
 const parseBody = (streamBody: any, context: __SerdeContext): any =>
   collectBodyString(streamBody, context).then((encoded) => {