Update introduction.mdx

Author: tcaldwell-x

x-api/webhooks/introduction.mdx

@@ -1,5 +1,3 @@
----
-
 # V2 Webhooks API 
 
 [V2 Account Activity API](#v2-webhooks-api)
@@ -60,7 +58,7 @@ In order to register a new webhook associated with your X app, you’ll need to
 * A first step is writing code that receives a X Challenge Response Check (CRC) GET request and responds with a properly formatted JSON response.   
 * Register your webhook URL. You will make a POST request to a /2/webhooks endpoint with the URL in the json body. When you make this request X will send a CRC request to your web app.  
 * When a webhook is successfully registered, the response will include a webhook id. This webhook id is needed later when making requests to products that support webhooks.   
-* X will send POST requests containing events to the URL you registered. These events will be encoded in JSON. See [HERE](http:///x-api/account-activity/fundamentals#account-activity-data-object-structure) for example webhook JSON payloads.
+* X will send POST requests containing events to the URL you registered. These events will be encoded in JSON. See [here](https://docs.x.com/x-api/account-activity/introduction#account-activity-data-object-structure) for example webhook JSON payloads.
 
 #### Optional: Use xurl for testing
 
@@ -392,4 +390,4 @@ Example JSON Response Body:
 * [Simple webhook server](https://github.com/m-rosinsky/XWebhookTest/blob/main/app.py)  
   * A single python script that shows you how to respond to the CRC check and accept POST events.  
 * [Account Activity API sample dashboard](https://github.com/xdevplatform/account-activity-dashboard-enterprise/tree/master)  
-  * A web app written with [bun.sh](https://bun.sh) that allows you to manage webhooks, subscriptions, and receive live events directly in the app.
+  * A web app written with [bun.sh](https://bun.sh) that allows you to manage webhooks, subscriptions, and receive live events directly in the app.