curl --location --request POST '/receive_online_file' \
--header 'Content-Type: application/json' \
--data-raw '{
"user_id": "123456789",
"msg_id": "123",
"save_path": "C:\\save"
}'{
"status": "ok",
"retcode": 0,
"data": {},
"message": "",
"wording": ""
}