code: function _expandResult(result, keys) {
  
      Object.keys(result).forEach(function(key) {
  
          if(!keys.hasOwnProperty(key)) {
              return;
          }
  
          if(keys[key].type &&
              keys[key].type.name === 'Date' &&
              !(result[key] instanceof Date)) {
  
              // Expand date result data, backward compatible
              result[key] = moment.unix(result[key]).toDate();
          }
      });
  }
docs: /*
  Some values may require post-processing. Do that here.