final TextWebSocketFrame frame = new NettyInteractiveResponse("forward", forwardBuilder).response();
// use a websocket client pool
WebSocketClient client = nodeChannels.get(websocketNodeAddress);
if (client == null) {
final URI uri = new URI("ws:/" + websocketNodeAddress + "/websocket");
client = clientFactory.newClient(uri, new WebSocketActionListener() {
@Override
public void onConnect(WebSocketClient client) {
nodeChannels.put(websocketNodeAddress, client);
client.send(frame);
}