WIP booking updated feature

app/Notifications/BookingUpdated.php

@@ -7,6 +7,7 @@ use Illuminate\Notifications\Notification;
 use Illuminate\Contracts\Queue\ShouldQueue;
 use Illuminate\Notifications\Messages\MailMessage;
 use Illuminate\Broadcasting\PrivateChannel;
+use Illuminate\Notifications\Messages\BroadcastMessage;
 use App\Booking;
 
 class BookingUpdated extends Notification
@@ -69,4 +70,10 @@ class BookingUpdated extends Notification
         ];
     }
 
+    public function toBroadcast($notifiable)
+    {
+        return new BroadcastMessage([
+            'booking' => $this->booking,
+        ]);
+    }
 }