Creates the final order and payment invoice. Returns payment session credentials for payment session APIs.
Checkout semantics:
validItems[] from the estimate are included in the created order.GET /api/commerce/merchant/orders/{orderId} for the canonical merchant-facing order snapshot after creation.Legacy alias for commerce-scoped API keys. Prefer x-api-key with scope=commerce.
Step 3 request. Creates the final invoice + commerce order from an existing estimate + address.
"cust_123456"
Deprecated/ignored; use merchant webhook configuration endpoints instead.
Optional BSC destination address for refunds (0x…).
"0x0000000000000000000000000000000000000001"