{
  "identityReference": "test-customer-1",
  "shippingName": "Test Customer",
  "shippingAddress": "123 Test St",
  "shippingCity": "London",
  "shippingPostCode": "SW1A 1AA",
  "shippingCountry": "United Kingdom",
  "items": [
    {
      "productId": "f53e3e01-f499-4c6b-a99a-bde5113c7406",
      "quantity": 1
    }
  ]
}