curl --location --request POST '/openapi/iot/deviceShutdown' \
--data-urlencode 'deviceNo=9176069816' \
--data-urlencode 'remark='{
"code": 0,
"message": "操作成功",
"data": null,
"timestamp": 1758193214,
"traceID": "5831f960804c9217ec01e425b8cc76f5"
}