AT+QHTTPCFG="contextid",1

OK
AT+QHTTPCFG="responseheader",1

OK
AT+QIACT?

OK
AT+QICSGP=1,1,"UNINET","","",1

OK
AT+QIACT?

OK
AT+QIACT=1

OK
AT+QIACT?

+QIACT: 1,1,1,"10.155.68.50"

OK
AT+QHTTPURL=35,80

CONNECT

OK
AT+QHTTPGET=80

OK

+QHTTPGET: 0,200,48
AT+QHTTPREAD=80

CONNECT
HTTP/1.1 200 OK
Server: nginx/1.20.2
Date: Fri, 10 Jun 2022 01:16:28 GMT
Content-Type: application/json; charset=utf-8
Content-Length: 48
Connection: keep-alive
X-Powered-By: Express
Access-Control-Allow-Origin: *
ETag: W/"30-ITspN7fRukVlmYYg5xvJrod7UE8"

{"status":false,"data":"The parameter is wrong"}
OK

+QHTTPREAD: 0
AT+QHTTPURL=34,80

CONNECT

OK
AT+QHTTPPOST=20,80,80

CONNECT

OK

+QHTTPPOST: 0,200,48
AT+QHTTPREAD=80

CONNECT
HTTP/1.1 200 OK
Server: nginx/1.20.2
Date: Fri, 10 Jun 2022 01:16:40 GMT
Content-Type: application/json; charset=utf-8
Content-Length: 48
Connection: keep-alive
X-Powered-By: Express
Access-Control-Allow-Origin: *
ETag: W/"30-ITspN7fRukVlmYYg5xvJrod7UE8"

{"status":false,"data":"The parameter is wrong"}
OK

+QHTTPREAD: 0