curl --location --request POST 'https://api.mtuo.ai/v1/files' \
--header 'Authorization: Bearer <token>' \
--form 'file=@""' \
--form 'purpose=""'{
"id": "file-abc123",
"object": "file",
"bytes": 120000,
"created_at": 1677610602,
"filename": "mydata.jsonl",
"purpose": "fine-tune",
}