code: public PublishMediaResourceResponse publishMediaResource(String mediaId) {
          PublishMediaResourceRequest request = new PublishMediaResourceRequest().withMediaId(mediaId);
          return publishMediaResource(request);
      }
docs: Publish the specific media resource managed by VOD service, so that it can be access and played.
  <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
  @return empty response will be returned