curl --location --request POST '/upload_private_file' \
--header 'Content-Type: application/json' \
--data-raw '{
"user_id": "123456789",
"file": "/path/to/file",
"name": "test.txt"
}'{
"status": "ok",
"retcode": 0,
"data": {
"file_id": "file_uuid_123"
},
"message": "",
"wording": "",
"stream": "normal-action"
}