| Name | Type | Description | Notes |
|---|---|---|---|
| channel_url | str | Specifies the URL of the private group channel to decline an invitation from. | |
| user_id | str | Specifies the unique ID of the user to decline an invitation. | |
| any string name | bool, date, datetime, dict, float, int, list, str, none_type | any string name can be used but the value must be the correct type | [optional] |