import 'dart:convert'; class ExtraFee { int id; String name; String description; double rate; double price; ExtraFee.fromJson(Map json) : id = json['id'], name = json['name'], description = json['description'], rate = double.parse(json['rate'].toString()), price = double.parse(json['price'].toString()); Map toJson() => { 'id': id, 'name': name, 'description': description, 'rate': rate, 'price': price, }; @override String toString() { return json.encode(this); } }