public function dispatchCallbackEvents()
    {
        foreach ($this->getAllCallbackEvents() as $event) {
            $this->dispatcher->dispatch($event->getName(), $event);

            if ($event instanceof PostbackEvent) {
                // Dispatch postback payload
                $this->dispatcher->dispatch($event->getPostback()->getPayload(), $event);
            }

            if ($event instanceof MessageEvent && $event->isQuickReply()) {
                // Dispatch quick reply payload
                $this->dispatcher->dispatch($event->getQuickReplyPayload(), $event);
            }
        }
    }