| externalId | string or null External identifier for the item. |
| itemGuid | string or null <uuid> GUID of the menu item. |
| modifiers | Array of objects (PricedSelection) Priced modifiers. |
| price | number <double> The price for the menu item selection, excluding tax. |
| quantity | number <double> Total item quantity. |
{- "externalId": "classic-burger",
- "itemGuid": "5721d877-1938-4125-b684-3c765cc068d1",
- "price": 10,
- "quantity": 1,
- "modifiers": [
- { }
]
}