detail field explains the conflict; resolving it
usually requires a change on the FMG side or by the account holder rather
than a change to your request.
All error codes and the retry model: Errors.conflict
HTTP 409 — the request conflicts with the current state of the resource.
The request is valid on its own but cannot be applied to the resource as it
currently stands — for example asking for consent collection on an account
that is not configured for it.
Not retryable. The