> ## Documentation Index
> Fetch the complete documentation index at: https://docs.useparagon.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Comment Created

> Trigger when a new Trello card commment is created

## Subscribe

Send this request body to [Subscribe to a Trigger](/actionkit/triggers/api-reference/subscribe-to-trigger) to start listening for this event on behalf of your user:

```http Subscribe Request theme={null}
POST https://actionkit.useparagon.com/projects/{project_id}/trigger-subscriptions

Authorization: Bearer {Paragon User Token}
Content-Type: application/json

{
  "integration": "trello",
  "type": "TRELLO_TRIGGER_COMMENT_CREATED",
  "parameters": {
    "boardId": "{{settings.board}}"
  }
}
```

**Configuration options:**

<ParamField path="boardId" type="TEXTAREA" required>
  Select a Board to watch for card comments. Use Connect Portal Workflow Settings to allow users to select a Trello Board.

  * Example value: `{{settings.board}}`
</ParamField>