toJson method
Implementation
Map<String, dynamic> toJson() {
final data = Map<String, dynamic>();
data['messageList'] = this.messageList?.map((e) => e.toJson()).toList();
data['isEnd'] = this.isEnd;
data['errCode'] = this.errCode;
data['errMsg'] = this.errMsg;
data['lastMinSeq'] = this.lastMinSeq;
return data;
}