How to make Rest api request and save data to object in Flutter(android studio)

FlutterApi.dart

//Dependencies
import 'dart:async';
import 'dart:convert';
import 'package:http/http.dart' as http;

//Album = Object/Class name
//fetchAlbum() = function name
//Gnerate dart class from json using JsonToDart for Android Studio https://plugins.jetbrains.com/plugin/12562-jsontodart-json-to-dart-/
Future<Album> fetchAlbum() async {
  final response =
      await http.get('https://jsonplaceholder.typicode.com/albums/1');

  if (response.statusCode == 200) {
    // If the server did return a 200 OK response,
    // then parse the JSON.
    return Album.map(jsonDecode(response.body));
  } else {
    // If the server did not return a 200 OK response,
    // then throw an exception.
    throw Exception('Failed to load album');
  }
}