code: @Override
      public void subscribeRemoteEvent(String eventName, boolean subscribe) {
          String channelName = EventUtil.getChannelName(eventName);
          
          if (subscribe) {
              consumer.subscribe(channelName, this);
          } else {
              consumer.unsubscribe(channelName, this);
          }
      }
docs: Process a host event subscribe/unsubscribe request.