this makes possible adding extra attributes to models

app/Events/Common/ModelCreated.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Events\Common;
+
+use App\Abstracts\Event;
+
+class ModelCreated extends Event
+{
+    public $model;
+
+    public $attributes;
+
+    /**
+     * Create a new event instance.
+     *
+     * @param $model
+     * @param $attributes
+     */
+    public function __construct($model, $attributes)
+    {
+        $this->model = $model;
+        $this->attributes = $attributes;
+    }
+}