class SignUpModel { final String name; final String number; final String password; final String email; SignUpModel({ required this.name, required this.number, required this.password, required this.email, }); // Optional: toJson for API calls Map toJson() { return { 'name': name, 'number': number, 'password': password, 'email': email, }; } // Optional: fromJson for parsing API responses factory SignUpModel.fromJson(Map json) { return SignUpModel( name: json['name'], number: json['number'], password: json['password'], email: json['email'], ); } }