code: def _assemble_and_send_request(self):
              
  
              # Fire off the query.
              return self.client.service.uploadDocuments(
                      WebAuthenticationDetail=self.WebAuthenticationDetail,
                      ClientDetail=self.ClientDetail,
                      TransactionDetail=self.TransactionDetail,
                      Version=self.VersionId,
                      Documents=self.Documents,
                      Usage = self.Usage,
                      OriginCountryCode = self.OriginCountryCode,
                      DestinationCountryCode = self.DestinationCountryCode,
                  )
docs: Fires off the Fedex request.
  
              @warning: NEVER CALL THIS METHOD DIRECTLY. CALL send_request(),
                  WHICH RESIDES ON FedexBaseService AND IS INHERITED.