anchor.diff:      _isLoading = true;
       try {
         /// fetch data
  -      String _response = await _networkHelper.authorizedFetch(
  -          baseEndpoint + 'locations', headers);
  +      String _response =
  +          await _networkHelper.fetchData(baseEndpoint + 'locations');
   
         /// parse data
         final data = diningModelFromJson(_response);
  
positive.code:   DateTime _lastUpdated;
    String _error;
    final NetworkHelper _networkHelper = NetworkHelper();
    final Map<String, String> headers = {
      "accept": ":application/json",
    };
    final String baseEndpoint =
        "https://pg83tslbyi.execute-api.us-west-2.amazonaws.com/prod/v3/dining/";
  
  
negative.code:     _isLoading = true;
      try {
        /// fetch data
        String _response =
            await _networkHelper.fetchData(baseEndpoint + 'menu/' + id);
  
        /// parse data
        final data = diningMenuItemsModelFromJson(_response);
  