Thruway\Peer\Client::getSubscriber PHP Method

    public function getSubscriber()
    {
        return $this->subscriber;
    }

 /**
  * Subscribe
  *
  * @param string $topicName
  * @param \Closure $callback
  * @param $options array
  * @return Promise
  */
 public function subscribe($topicName, $callback, $options = null)
 {
     return $this->peer->getSubscriber()->subscribe($this, $topicName, $callback, $options);
 }