code: public boolean createGdalAddOverviewTask(Integer importJobId, Integer importTaskId,
                                               List<String> opts, List<Integer> levels) throws URISyntaxException, HttpException {
          RESTGdalAddoTransform transformTask = new RESTGdalAddoTransform();
          if (!opts.isEmpty()) {
              transformTask.setOptions(opts);
          }
          if (!levels.isEmpty()) {
              transformTask.setLevels(levels);
          }
          return this.createTransformTask(importJobId, importTaskId, transformTask);
      }
docs: Create and append importer task for <code>gdaladdo</code>