curl --request POST \
  --url https://api.faces.sh/v1/compile/documents/{doc_id}/sync

{
  "document_id": "<string>",
  "model": "<string>",
  "label": "<string>",
  "status": "<string>",
  "synced_at": 123,
  "tokens_charged": 123,
  "tokens_used": 123,
  "tokens_limit": 123,
  "stats": {},
  "overflow_billed": false
}