subscription_provisioning_reconciliation_required
Durable local and Stripe evidence is incomplete or contradictory, so the operation is frozen for billing review. Do not retry with a different plan or assume a new order is safe; no automatic duplicate subscription is created.
Problem shape
Every non-2xx response is an RFC 9457 application/problem+json body. The type URI below is stable and machine-matchable, so branch on the final path segment (the code) and treat the status as redundant confirmation. See the error-handling guide.
{
"type": "https://docs.vocapable.com/errors/subscription_provisioning_reconciliation_required",
"title": "…",
"status": 409,
"detail": "…",
"instance": "/v1/…"
}