| Code | Scenario |
|---|---|
200 | Normal delivery flow: COURIER_DELIVERED then CONSIGNEE_COLLECTED |
400 | Delivery, followed by consignee collection expiry, then courier pick-up |
450 | Booking cancellation: BOOKING_CANCELLED |
This is a staging-only convention for mock lockers GLS/NXT supplies. It is not a general Carrier Integration API feature, and it does not apply to the trigger endpoints in 2.2 and 2.3.