class UnsafeRoute { String? route; String? via; UnsafeRoute({this.route, this.via}); factory UnsafeRoute.fromJson(Map<String, dynamic> json) { return UnsafeRoute( route: json['route'], via: json['via'], ); } Map<String, dynamic> toJson() { return { 'route': route, 'via': via, }; } }