Use this when
Best-fit situations
Start a provisioning run after preview has no blocking issues.
Protect retries with an explicit idempotency key.
Return quickly while the order continues asynchronously.
Queue execution for a previously successful preview using preview_id plus idempotency_key. Returns immediately with a durable order_id and job_id.
{
"preview_id": "preview_1234567890abcdef",
"idempotency_key": "pilot-order-001"
}