docs: function(seriesCallback) {
        defaultCatalog['snapshot-id'] = uid;
        app.models['catalog'].create(
          defaultCatalog,
          function(err, mymodel) {
            if (err) {
              logger.error(err);
              seriesCallback(err);
              return;
            }
            logger.debug('%s created: %j', 'catalog', mymodel);
            seriesCallback();
          });
      }