curl --request GET \
  --url https://api.manus.ai/v1/files/{file_id} \
  --header 'API_KEY: <api-key>'

{
  "id": "<string>",
  "object": "<string>",
  "filename": "<string>",
  "status": "pending",
  "created_at": "2023-11-07T05:31:56Z"
}