code: private void websocketCallback(final String message) {
  		logger.debug("Recv: {}", message);
  		if(message.startsWith("{")) {
  			handleCommandCallback(message);
  		} else if(message.startsWith("[")) {
  			handleChannelCallback(message);
  		} else {
  			logger.error("Got unknown callback: {}", message);
  		}
  	}
docs: We received a websocket callback
  @param message