curl --location --request POST '/send_packet' \
--header 'Content-Type: application/json' \
--data-raw '{
"cmd": "Example.Cmd",
"data": "123456",
"rsp": true
}'{
"status": "ok",
"retcode": 0,
"data": "123456",
"message": "",
"wording": "",
"stream": "normal-action"
}