class UserCountData { int? friendNum; int? friendApplyNum; int? visitorNum; UserCountData({this.friendNum, this.friendApplyNum, this.visitorNum}); UserCountData.fromJson(Map json) { friendNum = json['friendNum']; friendApplyNum = json['friendApplyNum']; visitorNum = json['visitorNum']; } Map toJson() { final Map data = new Map(); data['friendNum'] = this.friendNum; data['friendApplyNum'] = this.friendApplyNum; data['visitorNum'] = this.visitorNum; return data; } }