Fatal error: Uncaught Error: Interface 'Illuminate\Contracts\Broadcasting\ShouldBroadcast' not found in /var/www/html/pusda_ngawi_83/vendor/laravel/framework/src/Illuminate/Database/Eloquent/BroadcastableModelEventOccurred.php:11 Stack trace: #0 {main} thrown in /var/www/html/pusda_ngawi_83/vendor/laravel/framework/src/Illuminate/Database/Eloquent/BroadcastableModelEventOccurred.php on line 11