Those numbers are in fact a user_id. It’s an ID that is used to distinguish users on the back end now that names can be changed. You can get the login name or user_id from the /users Helix endpoint.
Those numbers are in fact a user_id. It’s an ID that is used to distinguish users on the back end now that names can be changed. You can get the login name or user_id from the /users Helix endpoint.