class LockMallDataEntity { int? errorCode; String? description; String? errorMsg; Data? data; LockMallDataEntity( {this.errorCode, this.description, this.errorMsg, this.data}); LockMallDataEntity.fromJson(Map json) { errorCode = json['errorCode']; description = json['description']; errorMsg = json['errorMsg']; data = json['data'] != null ? Data.fromJson(json['data']) : null; } Map toJson() { final Map data = {}; data['errorCode'] = errorCode; data['description'] = description; data['errorMsg'] = errorMsg; if (this.data != null) { data['data'] = this.data!.toJson(); } return data; } } class Data { String? url; Data({this.url}); Data.fromJson(Map json) { url = json['url']; } Map toJson() { final Map data = {}; data['url'] = url; return data; } }