docs: public void sendFaderStartCommand(Set<Integer> deviceNumbersToStart, Set<Integer> deviceNumbersToStop) throws IOException {
          ensureRunning();
          byte[] payload = new byte[FADER_START_PAYLOAD.length];
          System.arraycopy(FADER_START_PAYLOAD, 0, payload, 0, FADER_START_PAYLOAD.length);
          payload[2] = getDeviceNumber();
  
          for (int i = 1; i <= 4; i++) {
              if (deviceNumbersToStart.contains(i)) {
                  payload[i + 4] = 0;
              }
              if (deviceNumbersToStop.contains(i)) {
                  payload[i + 4] = 1;
              }
          }
  
          assembleAndSendPacket(Util.PacketType.FADER_START_COMMAND, payload, getBroadcastAddress(), BeatFinder.BEAT_PORT);
      }