docs: public CreateThumbnailJobResponse createThumbnailJob(String pipelineName, String sourceKey) {
          ThumbnailSource source = new ThumbnailSource();
          source.setKey(sourceKey);
          
          CreateThumbnailJobRequest request =
                  new CreateThumbnailJobRequest().withPipelineName(pipelineName).withSource(source);
          
          return createThumbnailJob(request);
      }