no_previous_dub

{
  "type": "https://docs.api.rask.ai/errors/no_previous_dub",
  "title": "No previous dub",
  "status": 409,
  "detail": "Project 6f1c2b7e has never been dubbed.",
  "instance": "urn:uuid:7d5c0e9a-3f1b-4c2e-9a8d-6b4f2e1c0d93",
  "code": "no_previous_dub",
  "retryable": false,
  "retry": "none",
  "recommendation": "fix_request",
  "hint": "Use mode=full or mode=auto for the first dub.",
  "errors": []
}