| Field | Type | Required | Description | Example |
|---|---|---|---|---|
key |
String | ✔️ | The unique key identifier for the topic. The key must contain only alphanumeric characters (a-z, A-Z, 0-9), hyphens (-), underscores (_), colons (:), or be a valid email address. | task:12345 |
name |
Optional<String> | ➖ | The display name for the topic | Task Title |