diff --git a/packages/@azure/arm-appservice/lib/models/index.ts b/packages/@azure/arm-appservice/lib/models/index.ts
index c69c21e69afd..3727781b2f87 100644
--- a/packages/@azure/arm-appservice/lib/models/index.ts
+++ b/packages/@azure/arm-appservice/lib/models/index.ts
@@ -16231,11 +16231,7 @@ export type WebAppsListNetworkFeaturesResponse = NetworkFeatures & {
 /**
  * Contains response data for the getNetworkTraceOperation operation.
  */
-export type WebAppsGetNetworkTraceOperationResponse = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsGetNetworkTraceOperationResponse = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -16247,7 +16243,7 @@ export type WebAppsGetNetworkTraceOperationResponse = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
@@ -16277,11 +16273,7 @@ export type WebAppsStartWebSiteNetworkTraceResponse = {
 /**
  * Contains response data for the startWebSiteNetworkTraceOperation operation.
  */
-export type WebAppsStartWebSiteNetworkTraceOperationResponse = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsStartWebSiteNetworkTraceOperationResponse = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -16293,7 +16285,7 @@ export type WebAppsStartWebSiteNetworkTraceOperationResponse = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
@@ -16319,11 +16311,7 @@ export type WebAppsGetNetworkTracesResponse = Array<NetworkTrace> & {
 /**
  * Contains response data for the getNetworkTraceOperationV2 operation.
  */
-export type WebAppsGetNetworkTraceOperationV2Response = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsGetNetworkTraceOperationV2Response = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -16335,7 +16323,7 @@ export type WebAppsGetNetworkTraceOperationV2Response = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
@@ -18423,11 +18411,7 @@ export type WebAppsListNetworkFeaturesSlotResponse = NetworkFeatures & {
 /**
  * Contains response data for the getNetworkTraceOperationSlot operation.
  */
-export type WebAppsGetNetworkTraceOperationSlotResponse = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsGetNetworkTraceOperationSlotResponse = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -18439,7 +18423,7 @@ export type WebAppsGetNetworkTraceOperationSlotResponse = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
@@ -18469,11 +18453,7 @@ export type WebAppsStartWebSiteNetworkTraceSlotResponse = {
 /**
  * Contains response data for the startWebSiteNetworkTraceOperationSlot operation.
  */
-export type WebAppsStartWebSiteNetworkTraceOperationSlotResponse = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsStartWebSiteNetworkTraceOperationSlotResponse = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -18485,7 +18465,7 @@ export type WebAppsStartWebSiteNetworkTraceOperationSlotResponse = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
@@ -18511,11 +18491,7 @@ export type WebAppsGetNetworkTracesSlotResponse = Array<NetworkTrace> & {
 /**
  * Contains response data for the getNetworkTraceOperationSlotV2 operation.
  */
-export type WebAppsGetNetworkTraceOperationSlotV2Response = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsGetNetworkTraceOperationSlotV2Response = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -18527,7 +18503,7 @@ export type WebAppsGetNetworkTraceOperationSlotV2Response = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
@@ -19076,11 +19052,7 @@ export type WebAppsUpdateSourceControlSlotResponse = SiteSourceControl & {
 /**
  * Contains response data for the startNetworkTraceSlot operation.
  */
-export type WebAppsStartNetworkTraceSlotResponse = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsStartNetworkTraceSlotResponse = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -19092,7 +19064,7 @@ export type WebAppsStartNetworkTraceSlotResponse = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
@@ -19460,11 +19432,7 @@ export type WebAppsUpdateSourceControlResponse = SiteSourceControl & {
 /**
  * Contains response data for the startNetworkTrace operation.
  */
-export type WebAppsStartNetworkTraceResponse = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsStartNetworkTraceResponse = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -19476,7 +19444,7 @@ export type WebAppsStartNetworkTraceResponse = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
@@ -19882,11 +19850,7 @@ export type WebAppsBeginMigrateMySqlResponse = Operation & {
 /**
  * Contains response data for the beginStartWebSiteNetworkTraceOperation operation.
  */
-export type WebAppsBeginStartWebSiteNetworkTraceOperationResponse = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsBeginStartWebSiteNetworkTraceOperationResponse = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -19898,7 +19862,7 @@ export type WebAppsBeginStartWebSiteNetworkTraceOperationResponse = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
@@ -20019,11 +19983,7 @@ export type WebAppsBeginCreateInstanceMSDeployOperationSlotResponse = MSDeploySt
 /**
  * Contains response data for the beginStartWebSiteNetworkTraceOperationSlot operation.
  */
-export type WebAppsBeginStartWebSiteNetworkTraceOperationSlotResponse = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsBeginStartWebSiteNetworkTraceOperationSlotResponse = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -20035,7 +19995,7 @@ export type WebAppsBeginStartWebSiteNetworkTraceOperationSlotResponse = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
@@ -20080,11 +20040,7 @@ export type WebAppsBeginCreateOrUpdateSourceControlSlotResponse = SiteSourceCont
 /**
  * Contains response data for the beginStartNetworkTraceSlot operation.
  */
-export type WebAppsBeginStartNetworkTraceSlotResponse = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsBeginStartNetworkTraceSlotResponse = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -20096,7 +20052,7 @@ export type WebAppsBeginStartNetworkTraceSlotResponse = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
@@ -20122,11 +20078,7 @@ export type WebAppsBeginCreateOrUpdateSourceControlResponse = SiteSourceControl
 /**
  * Contains response data for the beginStartNetworkTrace operation.
  */
-export type WebAppsBeginStartNetworkTraceResponse = {
-  /**
-   * The parsed response body.
-   */
-  body: any;
+export type WebAppsBeginStartNetworkTraceResponse = Array<NetworkTrace> & {
   /**
    * The underlying HTTP response.
    */
@@ -20138,7 +20090,7 @@ export type WebAppsBeginStartNetworkTraceResponse = {
       /**
        * The response body as parsed JSON or XML
        */
-      parsedBody: any;
+      parsedBody: NetworkTrace[];
     };
 };
 
diff --git a/packages/@azure/arm-appservice/lib/operations/webApps.ts b/packages/@azure/arm-appservice/lib/operations/webApps.ts
index 3eb20e865163..0f87a90c62c2 100644
--- a/packages/@azure/arm-appservice/lib/operations/webApps.ts
+++ b/packages/@azure/arm-appservice/lib/operations/webApps.ts
@@ -3832,7 +3832,7 @@ export class WebApps {
    * @param operationId GUID of the operation.
    * @param callback The callback
    */
-  getNetworkTraceOperation(resourceGroupName: string, name: string, operationId: string, callback: msRest.ServiceCallback<any>): void;
+  getNetworkTraceOperation(resourceGroupName: string, name: string, operationId: string, callback: msRest.ServiceCallback<Models.NetworkTrace[]>): void;
   /**
    * @param resourceGroupName Name of the resource group to which the resource belongs.
    * @param name Name of the app.
@@ -3840,8 +3840,8 @@ export class WebApps {
    * @param options The optional parameters
    * @param callback The callback
    */
-  getNetworkTraceOperation(resourceGroupName: string, name: string, operationId: string, options: msRest.RequestOptionsBase, callback: msRest.ServiceCallback<any>): void;
-  getNetworkTraceOperation(resourceGroupName: string, name: string, operationId: string, options?: msRest.RequestOptionsBase, callback?: msRest.ServiceCallback<any>): Promise<Models.WebAppsGetNetworkTraceOperationResponse> {
+  getNetworkTraceOperation(resourceGroupName: string, name: string, operationId: string, options: msRest.RequestOptionsBase, callback: msRest.ServiceCallback<Models.NetworkTrace[]>): void;
+  getNetworkTraceOperation(resourceGroupName: string, name: string, operationId: string, options?: msRest.RequestOptionsBase, callback?: msRest.ServiceCallback<Models.NetworkTrace[]>): Promise<Models.WebAppsGetNetworkTraceOperationResponse> {
     return this.client.sendOperationRequest(
       {
         resourceGroupName,
@@ -3987,7 +3987,7 @@ export class WebApps {
    * @param operationId GUID of the operation.
    * @param callback The callback
    */
-  getNetworkTraceOperationV2(resourceGroupName: string, name: string, operationId: string, callback: msRest.ServiceCallback<any>): void;
+  getNetworkTraceOperationV2(resourceGroupName: string, name: string, operationId: string, callback: msRest.ServiceCallback<Models.NetworkTrace[]>): void;
   /**
    * @param resourceGroupName Name of the resource group to which the resource belongs.
    * @param name Name of the app.
@@ -3995,8 +3995,8 @@ export class WebApps {
    * @param options The optional parameters
    * @param callback The callback
    */
-  getNetworkTraceOperationV2(resourceGroupName: string, name: string, operationId: string, options: msRest.RequestOptionsBase, callback: msRest.ServiceCallback<any>): void;
-  getNetworkTraceOperationV2(resourceGroupName: string, name: string, operationId: string, options?: msRest.RequestOptionsBase, callback?: msRest.ServiceCallback<any>): Promise<Models.WebAppsGetNetworkTraceOperationV2Response> {
+  getNetworkTraceOperationV2(resourceGroupName: string, name: string, operationId: string, options: msRest.RequestOptionsBase, callback: msRest.ServiceCallback<Models.NetworkTrace[]>): void;
+  getNetworkTraceOperationV2(resourceGroupName: string, name: string, operationId: string, options?: msRest.RequestOptionsBase, callback?: msRest.ServiceCallback<Models.NetworkTrace[]>): Promise<Models.WebAppsGetNetworkTraceOperationV2Response> {
     return this.client.sendOperationRequest(
       {
         resourceGroupName,
@@ -9442,7 +9442,7 @@ export class WebApps {
    * operation for the production slot.
    * @param callback The callback
    */
-  getNetworkTraceOperationSlot(resourceGroupName: string, name: string, operationId: string, slot: string, callback: msRest.ServiceCallback<any>): void;
+  getNetworkTraceOperationSlot(resourceGroupName: string, name: string, operationId: string, slot: string, callback: msRest.ServiceCallback<Models.NetworkTrace[]>): void;
   /**
    * @param resourceGroupName Name of the resource group to which the resource belongs.
    * @param name Name of the app.
@@ -9452,8 +9452,8 @@ export class WebApps {
    * @param options The optional parameters
    * @param callback The callback
    */
-  getNetworkTraceOperationSlot(resourceGroupName: string, name: string, operationId: string, slot: string, options: msRest.RequestOptionsBase, callback: msRest.ServiceCallback<any>): void;
-  getNetworkTraceOperationSlot(resourceGroupName: string, name: string, operationId: string, slot: string, options?: msRest.RequestOptionsBase, callback?: msRest.ServiceCallback<any>): Promise<Models.WebAppsGetNetworkTraceOperationSlotResponse> {
+  getNetworkTraceOperationSlot(resourceGroupName: string, name: string, operationId: string, slot: string, options: msRest.RequestOptionsBase, callback: msRest.ServiceCallback<Models.NetworkTrace[]>): void;
+  getNetworkTraceOperationSlot(resourceGroupName: string, name: string, operationId: string, slot: string, options?: msRest.RequestOptionsBase, callback?: msRest.ServiceCallback<Models.NetworkTrace[]>): Promise<Models.WebAppsGetNetworkTraceOperationSlotResponse> {
     return this.client.sendOperationRequest(
       {
         resourceGroupName,
@@ -9620,7 +9620,7 @@ export class WebApps {
    * operation for the production slot.
    * @param callback The callback
    */
-  getNetworkTraceOperationSlotV2(resourceGroupName: string, name: string, operationId: string, slot: string, callback: msRest.ServiceCallback<any>): void;
+  getNetworkTraceOperationSlotV2(resourceGroupName: string, name: string, operationId: string, slot: string, callback: msRest.ServiceCallback<Models.NetworkTrace[]>): void;
   /**
    * @param resourceGroupName Name of the resource group to which the resource belongs.
    * @param name Name of the app.
@@ -9630,8 +9630,8 @@ export class WebApps {
    * @param options The optional parameters
    * @param callback The callback
    */
-  getNetworkTraceOperationSlotV2(resourceGroupName: string, name: string, operationId: string, slot: string, options: msRest.RequestOptionsBase, callback: msRest.ServiceCallback<any>): void;
-  getNetworkTraceOperationSlotV2(resourceGroupName: string, name: string, operationId: string, slot: string, options?: msRest.RequestOptionsBase, callback?: msRest.ServiceCallback<any>): Promise<Models.WebAppsGetNetworkTraceOperationSlotV2Response> {
+  getNetworkTraceOperationSlotV2(resourceGroupName: string, name: string, operationId: string, slot: string, options: msRest.RequestOptionsBase, callback: msRest.ServiceCallback<Models.NetworkTrace[]>): void;
+  getNetworkTraceOperationSlotV2(resourceGroupName: string, name: string, operationId: string, slot: string, options?: msRest.RequestOptionsBase, callback?: msRest.ServiceCallback<Models.NetworkTrace[]>): Promise<Models.WebAppsGetNetworkTraceOperationSlotV2Response> {
     return this.client.sendOperationRequest(
       {
         resourceGroupName,
@@ -18280,7 +18280,18 @@ const getNetworkTraceOperationOperationSpec: msRest.OperationSpec = {
       }
     },
     202: {
-      bodyMapper: Mappers.Operation
+      bodyMapper: {
+        serializedName: "parsedResponse",
+        type: {
+          name: "Sequence",
+          element: {
+            type: {
+              name: "Composite",
+              className: "NetworkTrace"
+            }
+          }
+        }
+      }
     },
     default: {
       bodyMapper: Mappers.DefaultErrorResponse
@@ -18414,7 +18425,18 @@ const getNetworkTraceOperationV2OperationSpec: msRest.OperationSpec = {
       }
     },
     202: {
-      bodyMapper: Mappers.Operation
+      bodyMapper: {
+        serializedName: "parsedResponse",
+        type: {
+          name: "Sequence",
+          element: {
+            type: {
+              name: "Composite",
+              className: "NetworkTrace"
+            }
+          }
+        }
+      }
     },
     default: {
       bodyMapper: Mappers.DefaultErrorResponse
@@ -22010,7 +22032,18 @@ const getNetworkTraceOperationSlotOperationSpec: msRest.OperationSpec = {
       }
     },
     202: {
-      bodyMapper: Mappers.Operation
+      bodyMapper: {
+        serializedName: "parsedResponse",
+        type: {
+          name: "Sequence",
+          element: {
+            type: {
+              name: "Composite",
+              className: "NetworkTrace"
+            }
+          }
+        }
+      }
     },
     default: {
       bodyMapper: Mappers.DefaultErrorResponse
@@ -22148,7 +22181,18 @@ const getNetworkTraceOperationSlotV2OperationSpec: msRest.OperationSpec = {
       }
     },
     202: {
-      bodyMapper: Mappers.Operation
+      bodyMapper: {
+        serializedName: "parsedResponse",
+        type: {
+          name: "Sequence",
+          element: {
+            type: {
+              name: "Composite",
+              className: "NetworkTrace"
+            }
+          }
+        }
+      }
     },
     default: {
       bodyMapper: Mappers.DefaultErrorResponse
@@ -24805,7 +24849,18 @@ const beginStartWebSiteNetworkTraceOperationOperationSpec: msRest.OperationSpec
       }
     },
     202: {
-      bodyMapper: Mappers.Operation
+      bodyMapper: {
+        serializedName: "parsedResponse",
+        type: {
+          name: "Sequence",
+          element: {
+            type: {
+              name: "Composite",
+              className: "NetworkTrace"
+            }
+          }
+        }
+      }
     },
     default: {
       bodyMapper: Mappers.DefaultErrorResponse
@@ -25169,7 +25224,18 @@ const beginStartWebSiteNetworkTraceOperationSlotOperationSpec: msRest.OperationS
       }
     },
     202: {
-      bodyMapper: Mappers.Operation
+      bodyMapper: {
+        serializedName: "parsedResponse",
+        type: {
+          name: "Sequence",
+          element: {
+            type: {
+              name: "Composite",
+              className: "NetworkTrace"
+            }
+          }
+        }
+      }
     },
     default: {
       bodyMapper: Mappers.DefaultErrorResponse
@@ -25410,7 +25476,18 @@ const beginStartNetworkTraceSlotOperationSpec: msRest.OperationSpec = {
       }
     },
     202: {
-      bodyMapper: Mappers.Operation
+      bodyMapper: {
+        serializedName: "parsedResponse",
+        type: {
+          name: "Sequence",
+          element: {
+            type: {
+              name: "Composite",
+              className: "NetworkTrace"
+            }
+          }
+        }
+      }
     },
     default: {
       bodyMapper: Mappers.DefaultErrorResponse
@@ -25521,7 +25598,18 @@ const beginStartNetworkTraceOperationSpec: msRest.OperationSpec = {
       }
     },
     202: {
-      bodyMapper: Mappers.Operation
+      bodyMapper: {
+        serializedName: "parsedResponse",
+        type: {
+          name: "Sequence",
+          element: {
+            type: {
+              name: "Composite",
+              className: "NetworkTrace"
+            }
+          }
+        }
+      }
     },
     default: {
       bodyMapper: Mappers.DefaultErrorResponse
diff --git a/packages/@azure/arm-appservice/lib/webSiteManagementClientContext.ts b/packages/@azure/arm-appservice/lib/webSiteManagementClientContext.ts
index 2ce3b3248e6e..6e3c6c13d538 100644
--- a/packages/@azure/arm-appservice/lib/webSiteManagementClientContext.ts
+++ b/packages/@azure/arm-appservice/lib/webSiteManagementClientContext.ts
@@ -38,6 +38,11 @@ export class WebSiteManagementClientContext extends msRestAzure.AzureServiceClie
     if (!options) {
       options = {};
     }
+    if(!options.userAgent) {
+      const defaultUserAgent = msRestAzure.getDefaultUserAgentValue();
+      options.userAgent = `${packageName}/${packageVersion} ${defaultUserAgent}`;
+    }
+
     super(credentials, options);
 
     this.apiVersion = '2018-02-01';
@@ -48,7 +53,6 @@ export class WebSiteManagementClientContext extends msRestAzure.AzureServiceClie
     this.credentials = credentials;
     this.subscriptionId = subscriptionId;
 
-    this.addUserAgentInfo(`${packageName}/${packageVersion}`);
     if(options.acceptLanguage !== null && options.acceptLanguage !== undefined) {
       this.acceptLanguage = options.acceptLanguage;
     }
diff --git a/packages/@azure/arm-appservice/package.json b/packages/@azure/arm-appservice/package.json
index 8c6ce1d955c0..f2652e172b52 100644
--- a/packages/@azure/arm-appservice/package.json
+++ b/packages/@azure/arm-appservice/package.json
@@ -4,8 +4,8 @@
   "description": "WebSiteManagementClient Library with typescript type definitions for node.js and browser.",
   "version": "1.0.0",
   "dependencies": {
-    "ms-rest-azure-js": "^1.0.176",
-    "ms-rest-js": "^1.0.455",
+    "ms-rest-azure-js": "^1.0.181",
+    "ms-rest-js": "^1.0.457",
     "tslib": "^1.9.3"
   },
   "keywords": [