Remove reference to Postman from the docs

Author: craigshoemaker

articles/azure-web-pubsub/howto-generate-client-access-url.md

@@ -3,7 +3,7 @@ title: How to generate client access URL for  Azure Web PubSub clients
 description: How to generate client access URL for Azure Web PubSub clients.
 author: vicancy
 ms.author: lianwei
-ms.date: 04/25/2023
+ms.date: 09/06/2024
 ms.service: azure-web-pubsub
 ms.topic: how-to
 ---
@@ -225,24 +225,3 @@ The same Client Access URL can be generated by using the Web PubSub server SDK.
 ---
 
 In real-world code, we usually have a server side to host the logic generating the Client Access URL. When a client request comes in, the server side can use the general authentication/authorization workflow to validate the client request. Only valid client requests can get the Client Access URL back.
-
-## Invoke the "Generate Client Token" REST API
-
-You can enable Microsoft Entra ID in your service and use the Microsoft Entra token to invoke [Generate Client Token rest API](/rest/api/webpubsub/dataplane/web-pub-sub/generate-client-token) to get the token for the client to use.
-
-1. Follow [Authorize from application](./howto-authorize-from-application.md) to enable Microsoft Entra ID.
-2. Follow [Get Microsoft Entra token](./howto-authorize-from-application.md#use-postman-to-get-the-microsoft-entra-token) to get the Microsoft Entra token with Postman.
-3. Use the Microsoft Entra token to invoke `:generateToken` with Postman:
-
-   > [!NOTE]
-   > Please use the latest version of Postman. Old versions of Postman have [some issue](https://github.com/postmanlabs/postman-app-support/issues/3994#issuecomment-893453089) supporting colon `:` in path.
-
-   1. For the URI, enter `https://{Endpoint}/api/hubs/{hub}/:generateToken?api-version=2024-01-01`. If you'd like to generate token for MQTT clients, append query parameter `&clientType=mqtt` to the URL.
-   2. On the **Auth** tab, select **Bearer Token** and paste the Microsoft Entra token fetched in the previous step
-   3. Select **Send** and you see the Client Access Token in the response:
-
-      ```json
-      {
-        "token": "ABCDEFG.ABC.ABC"
-      }
-      ```