code: public UpdateMediaResourceResponse updateMediaResource(String mediaId, String title, String description) {
          UpdateMediaResourceRequest request =
                  new UpdateMediaResourceRequest().withMediaId(mediaId).withTitle(title).withDescription(description);
  
          return updateMediaResource(request);
      }
docs: Update the title and description for the specific media resource managed by VOD service.
  
  <p>
  The caller <i>must</i> authenticate with a valid BCE Access Key / Private Key pair.
  
  @param mediaId The unique ID for each media resource
  @param title New title string
  @param description New description string
  @return empty response will be returned