class MsgFeedUnread { MsgFeedUnread({ this.at = 0, this.chat = 0, this.like = 0, this.reply = 0, this.sys_msg = 0, this.up = 0, }); int at = 0; int chat = 0; int like = 0; int reply = 0; int sys_msg = 0; int up = 0; MsgFeedUnread.fromJson(Map json) { at = json['at'] ?? 0; chat = json['chat'] ?? 0; like = json['like'] ?? 0; reply = json['reply'] ?? 0; sys_msg = json['sys_msg'] ?? 0; up = json['up'] ?? 0; } }