data.addRequestParameterValues("formC_testFormC_formB_testFormB_b2", new String[]{valueB});
// add values for subform A
String valueA = "a001";
data.addRequestParameterValues("formC_testFormC_formB_testFormB_formA_testFormA_id", new String[]{""}); // empty ID, to be automatically generated
data.addRequestParameterValues("formC_testFormC_formB_testFormB_formA_testFormA_a1", new String[]{valueA});
data.addRequestParameterValues("formC_testFormC_formB_testFormB_formA_testFormA_a2", new String[]{valueA});
// submit form
appService.submitForm(TEST_APP_ID, TEST_APP_VERSION.toString(), TEST_FORM_D, data, true);