text: define(
      [
          'exportWizard/models/Listing',
          'backbone',
          'jquery',
          'underscore'
      ],
      function(Listing, Backbone, $, _) {
  
          var SuperClass = Backbone.Collection;
  
          return SuperClass.extend({
  
              model: Listing,
  
              initialize: function (options) {
                  this.id = options.id;
              },
  
              url: function() {
                  return (Marketplace.context + '/public/ServiceItem/' + this.id);
              },
  
              parse: function (resp) {
                  return resp.rows;
              }
  
          });
  
      });