code: @Override
      public void deleteDocumentTranslationRequest(String trId)
              throws ServiceException {
          ServiceResponse resp = invokeApiJson(
                  "DELETE",
                  escapePathSegment(account.getInstanceId()) + "/v2/doc-trs/"
                      + trId,
                  null,
                  ServiceResponse.class);
  
          if (resp.getStatus() == Status.ERROR) {
              throw new ServiceException(resp.getMessage());
          }
          
      }
docs: /* (non-Javadoc)
  @see com.ibm.g11n.pipeline.client.ServiceClient#deleteDocumentTranslationRequest(java.lang.String)