class SpecialDetail { SpecialDetail({String? columnId, String? name, String? logo}) { _columnId = columnId; _name = name; _logo = logo; } SpecialDetail.fromJson(dynamic json) { _columnId = json['columnId']; _name = json['name']; _logo = json['logo']; } String? _columnId; String? _name; String? _logo; SpecialDetail copyWith({String? columnId, String? name, String? logo}) => SpecialDetail( columnId: columnId ?? _columnId, name: name ?? _name, logo: logo ?? _logo, ); String? get columnId => _columnId; String? get name => _name; String? get logo => _logo; Map toJson() { final map = {}; map['columnId'] = _columnId; map['name'] = _name; map['logo'] = _logo; return map; } }