class BlackListItem { int? mid; int? mtime; String? uname; String? face; BlackListItem({ this.mid, this.mtime, this.uname, this.face, }); factory BlackListItem.fromJson(Map json) => BlackListItem( mid: json['mid'] as int?, mtime: json['mtime'] as int?, uname: json['uname'] as String?, face: json['face'] as String?, ); }