docs: function getDataBasedOnCatalog(options, catalogs, models, cb) {
  
    async.each(catalogs,
      function(catalog, catcallback) {
        /* Next, go to APIs for each catalog */
        async.each(models,
          function(model, modelcallback) {
            pullDataFromEndp(options, catalog, model, function(err) {
              if (err) {
                logger.error(err);
              }
              modelcallback(err);
            });
          },
          function(err) {
            catcallback(err);
          });
      },
      function(err) {
        cb(err, response);
      }
    );
  }