Broadcastable event shouldnt be a JsonSerializable everytime

src/Event/Broadcast.php

@@ -4,9 +4,7 @@ declare(strict_types=1);
 
 namespace Diffhead\PHP\LaravelRabbitMQ\Event;
 
-use JsonSerializable;
+interface Broadcast
-
-interface Broadcast extends JsonSerializable
 {
     public function getConnection(): string;
     public function getQueue(): string;

src/Service/Serializer.php

@@ -11,16 +11,16 @@ use PhpAmqpLib\Message\AMQPMessage;
 
 class Serializer implements SerializerInterface
 {
-    public function serialize(object $data): AMQPMessage
+    public function serialize(object $event): AMQPMessage
     {
-        if ($data instanceof JsonSerializable) {
+        if ($event instanceof JsonSerializable) {
             return new AMQPMessage(
-                json_encode($data->jsonSerialize())
+                json_encode($event->jsonSerialize())
             );
         }
 
         throw new InvalidArgumentException(
-            'Data should be an instance of BroadcastEvent'
+            'Event should be an instance of JsonSerializable'
         );
     }
 }