id === (int)$userId; }); Broadcast::channel('projects.{userId}', static function (User $user, $userId) { return (int)$user->id === (int)$userId; }); Broadcast::channel('gantt.{userId}', static function (User $user, $userId) { return (int)$user->id === (int)$userId; }); Broadcast::channel('intervals.{userId}', static function (User $user, $userId) { return (int)$user->id === (int)$userId; }); Broadcast::channel('tasks_activities.{userId}', static function (User $user, $userId) { return (int)$user->id === (int)$userId; });