@Override
  protected void buildPayload(Payload payload) {
    if (myVariableName.contains(BY_ID)) {
      //id instead of frame_id
      payload.add(getThreadId()).add(myVariableName);
    }
    else {
      super.buildPayload(payload);
      payload.add(myVariableName);
    }
  }
@Override
  protected void buildPayload(Payload payload)