code: private void createResponse() {
          response = new GenericAnalyticsResponse(
                  queryErrorObservable.onBackpressureBuffer(),
                  queryRowObservable.onBackpressureBuffer(),
                  querySignatureObservable.onBackpressureBuffer(),
                  queryStatusObservable.onBackpressureBuffer(),
                  queryInfoObservable.onBackpressureBuffer(),
                  handle,
                  currentRequest,
                  status,
                  requestID,
                  clientContextID
          );
      }
docs: Helper method to initialize the internal response structure once ready.