anchor.diff:  
     Widget buildAvailabilityCard(AsyncSnapshot snapshot) {
       if (snapshot.hasData) {
  -      print(snapshot.data);
         return Container(child: Text('this worked'));
       } else {
  -      return Container(
  -        child: Text("error"),
  -      );
  +      return Container();
       }
     }
   
     void _updateData() {
  -    final Map<String, String> headers = {
  -      "accept": ":application/json",
  -      "Authorization": "Bearer " + "\$MOBILE_PUBLIC_BEARER_TOKEN",
  -    };
       if (!_availabilityService.isLoading) {
         setState(() {
  -        _data = _availabilityService.authorizedFetch(headers);
  +        _data = _availabilityService.fetchData();
         });
       }
     }
  
positive.code: }
  
  class _AvailabilityCardState extends State<AvailabilityCard> {
    final NetworkHelper _availabilityService =
        NetworkHelper("https://api-qa.ucsd.edu:8243/occuspace/v1.0/busyness");
    Future<List<AvailabilityModel>> _data;
    @override
    Widget build(BuildContext context) {
      return FutureBuilder<List<AvailabilityModel>>(
  
negative.code: import 'package:campus_mobile/core/models/availability_model.dart';
  import 'package:campus_mobile/core/services/availability_service.dart';
  import 'package:campus_mobile/ui/widgets/cards/card_container.dart';
  import 'package:flutter/material.dart';
  import 'package:campus_mobile/core/constants/app_constants.dart';
  
  class AvailabilityCard extends StatefulWidget {
    @override
  