--- title: Configure event subscription and Webhook URL description: Configure the event subscription and the Webhook URL. locale: en-US canonical_url: https://www.servicenow.com/docs/r/australia/conversational-interfaces/sidebar/configure-event-subscription-webhook-url.html release: australia product: Sidebar classification: sidebar topic_type: task last_updated: "2026-03-12" reading_time_minutes: 1 breadcrumb: [Integrate Sidebar and Slack, Sidebar and Slack, Configuring Sidebar, Sidebar, Conversational Interfaces] --- # Configure event subscription and Webhook URL Configure the event subscription and the Webhook URL. ## Before you begin Role required: admin ## Procedure 1. Open the Slack app from step one. 2. Select **Event Subscriptions**. 3. In the Request URL field, enter the request URL. For example, enter `https://{instancename}/api/sn_oe_sfs/collaboration_slack_event_processor/chats`. 4. Select **Subscribe to events on behalf of users**. 5. Add these events: |Event Name|Description|Required Scope| |----------|-----------|--------------| |member\_joined\_channel|A user joined a public channel, private channel, or MPDM.|channels:read or groups:read or mpim:read| |member\_left\_channel|A user left a public or private channel.|channels:read or groups:read| |message.channels|A message was posted to a channel.|channels:history| |message.groups|A message was posted to a private channel.|groups:history| |message.im|A message was posted in a direct message channel.|im:history|