private function send($path, $method, array $parameters = [], array $headers = [], $body = null)
    {
        $request = $this->createRequest($path, $method, $parameters, $headers, $body);

        $event = new RequestEvent($request);
        $this->eventDispatcher->dispatch(GoogleMoviesClientEvents::REQUEST, $event);

        $this->lastResponse = $event->getResponse();

        if ($this->lastResponse instanceof Response) {
            return (string) $this->lastResponse->getBody();
        }

        return [];
    }