import { createAdminClient } from '@spree/admin-sdk'

const client = createAdminClient({
  baseUrl: 'https://your-store.com',
  secretKey: 'sk_xxx',
})

// Staff confirming one consignment arrived. The fulfillment follows once
// every one of its consignments has.
const delivery = await client.orders.fulfillments.deliveries.markDelivered(
  'or_UkLWZg9DAJ',
  'ful_UkLWZg9DAJ',
  'dlv_UkLWZg9DAJ',
)

spree api patch /orders/{order_id}/fulfillments/{fulfillment_id}/deliveries/{id}/mark_delivered -d '{ ... }'

{
  "id": "dlv_UkLWZg9DAJ",
  "tracking_number": "U10000",
  "carrier": null,
  "carrier_name": null,
  "service": null,
  "status": "delivered",
  "tracking_url": null,
  "estimated_delivery_at": null,
  "delivered_at": "2026-01-15T12:00:00.000Z",
  "details": null,
  "created_at": "2026-01-15T12:00:00.000Z",
  "updated_at": "2026-01-15T12:00:00.000Z",
  "shipping_label_id": null
}