code: public ExportFileResponse exportFile(ExportFileData exportFileData) throws ApiException {
          ApiResponse<ExportFileResponse> resp = exportFileWithHttpInfo(exportFileData);
          return resp.getData();
      }
docs: Export users.
  Export the specified users with the properties you list in the **fields** parameter.
  @param exportFileData Export File Data (required)
  @return ExportFileResponse
  @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body