code: public ApiSuccessResponse createContact(CreateContactData createContactData) throws ApiException {
          ApiResponse<ApiSuccessResponse> resp = createContactWithHttpInfo(createContactData);
          return resp.getData();
      }
docs: Create a new contact
  
  @param createContactData  (required)
  @return ApiSuccessResponse
  @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body