Information about a user that has joined a thread.
| Property | Type | Description |
|---|---|---|
| flags | Integer | User-thread settings, currently only used for notifications |
| id | String | Id of the thread |
| join_timestamp | String | Time the user last joined the thread |
| member | Guild_Member | Additional information about the user (only with with_member=true) |
| user_id | String | Id of the user |