class Arrival { final String timeOfDay; final int weekDay; final int tramLine; final bool direction; Arrival({ required this.timeOfDay, required this.weekDay, required this.tramLine, required this.direction, }); factory Arrival.fromJson(Map json) { return Arrival( timeOfDay: json['time_of_day'] as String, weekDay: json['week_day'] as int, tramLine: json['tram_line'] as int, direction: json['direction'] as bool, ); } }