{
  "cart": {
    "menuSelections": [
      {}
    ]
  },
  "customer": {
    "id": "500123",
    "externalReferenceId": {},
    "name": "Whopper",
    "username": "example",
    "phone": {},
    "email": "guest@example.com"
  },
  "loyalty": {
    "balances": [
      {}
    ],
    "loyaltyId": {},
    "transactionId": {}
  },
  "storeId": "42",
  "serviceMode": "TAKEOUT"
}