After adding the dependency, run flutter pub get in your terminal to install it. 2. Creating a Data Model
For larger projects, tools like json_serializable can automate this boilerplate code. 3. Fetching JSON from a URL flutter download json from url
class User { final int id; final String name; final String email; User({required this.id, required this.name, required this.email}); // Factory constructor to convert JSON Map into a User object factory User.fromJson(Map json) { return User( id: json['id'], name: json['name'], email: json['email'], ); } } Use code with caution. After adding the dependency, run flutter pub get