from field: string user_id = 1;
from field: string name = 2;
from field: bool is_admin = 3;
from field: string room_id = 4;
from field: string room_title = 5;
Optional
from field: plugnmeet.LtiCustomParameters lti_custom_parameters = 6;
from message plugnmeet.LtiClaims
Generated
from field: string user_id = 1;