curl --request POST \
  --url https://api.orcarouter.ai/v1/asset/files \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "GroupId": "group-20260318033332-ab12c",
  "URL": "https://your-cdn.com/zhang/full_body.jpg",
  "AssetType": "Image",
  "Name": "full_body_front"
}
'

{
  "Id": "asset-20260318071009-xy98z"
}