public JSONObject getcheckindata() throws IOException {
    codeUtils codeUtils=new codeUtils();
    SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
    String time=df.format(new Date());
    List<String> list=new ArrayList<>();
    list.add("dongjunjian");
    JSONObject jsonObject=new JSONObject();
    jsonObject.put("opencheckindatatype",3);
    jsonObject.put("starttime",timeUtils.startTime(time));
    jsonObject.put("opencheckindatatype",timeUtils.endTime(time));
    jsonObject.put("useridlist",list);
    String url="https://"+codeUtils.getProperty("app.url")+finalParameter.getcheckindata+codeUtils.GetToken().get("access_token");
    String end= HttpUtil.get(url,jsonObject,5000);
    return JSONObject.parseObject(end);

}

返回的数据为

{
"errcode":301023,
"checkindata":[],
"errmsg":"userlist is over threshold, 
hint: [1633182308_232_0e6759e68ad1faed04d10b8a4433e8c1], 
from ip: 144.255.57.47,
 more info at https://open.work.weixin.qq.com/devtool/query?e=301023"
}