class UserRoleUpgradeModel { String code; String msg; UpgradeModel data; UserRoleUpgradeModel({this.code, this.msg, this.data}); UserRoleUpgradeModel.fromJson(Map json) { code = json['code']; msg = json['msg']; data = json['data'] != null ? new UpgradeModel.fromJson(json['data']) : null; } Map toJson() { final Map data = new Map(); data['code'] = this.code; data['msg'] = this.msg; if (this.data != null) { data['data'] = this.data.toJson(); } return data; } } class UpgradeModel { int roleLevel; int upGrade; int userLevel; UpgradeModel({this.roleLevel, this.upGrade, this.userLevel}); UpgradeModel.fromJson(Map json) { roleLevel = json['roleLevel']; upGrade = json['upGrade']; userLevel = json['userLevel']; } Map toJson() { final Map data = new Map(); data['roleLevel'] = this.roleLevel; data['upGrade'] = this.upGrade; data['userLevel'] = this.userLevel; return data; } }