Registers new participants added to a Call.

Required Params

• id - id returned by the calls.add method. ex: R0E69JAIF
• users - The list of users to add as participants in the Call. Read more on how to specify users here. ex: [{"slack_id": "U1H77"}, {"external_id": "54321678", "display_name": "External User", "avatar_url": "https://example.com/users/avatar1234.jpg"}]

Errors the API can return:

• bad_users - At least one specified user is already part of the Call.
• inactive_call - The Call has been already ended.
• invalid_call_id - The specified Call wasn't found.
• missing_argument - A required argument is missing.
• not_implemented - This method is not available.
• user_not_found - At least one specified user wasn't found.

See the Common Errors guide for errors returned by every Web API method.

Registers participants removed from a Call.

Required Params

• id - id returned by the calls.add method. ex: R0E69JAIF
• users - The list of users to remove as participants in the Call. Read more on how to specify users here. ex: [{"slack_id": "U1H77"}, {"external_id": "54321678", "display_name": "External User", "avatar_url": "https://example.com/users/avatar1234.jpg"}]

Errors the API can return:

• bad_users - At least one specified user is not part of the Call.
• inactive_call - The Call has been already ended.
• invalid_call_id - The specified Call wasn't found.
• missing_argument - A required argument is missing.
• not_implemented - This method is not available.
• user_not_found - At least one specified user wasn't found.

See the Common Errors guide for errors returned by every Web API method.