createLoginString method
构建登录
Implementation
String createLoginString(){
MessageBody messageBody = MessageBody();
messageBody.eventId = "1000000";
messageBody.fromUid = fromUid;
messageBody.token = token;
messageBody.deviceId = deviceId;
messageBody.dataBody = platform;
messageBody.isMultiTerminal = isMultiTerminal;
messageBody.cTimest = TimeUtils.getTimeEpoch();
String jsonStr = messageBody.toJSON();
return jsonStr;
}