/** * @param array|string $data * @param string $routeName * @param array[] $routeParameters * @param array $context * * @return string|\Symfony\Component\Serializer\Encoder\scalar */ public function push($data, $routeName, array $routeParameters = array(), array $context = []) { $channel = $this->router->generate($routeName, $routeParameters); $message = new Message($channel, $data); return $this->doPush($this->serializer->serialize($message), $context); }