| Property Name | Description |
|---|---|
| title | The book title |
| isbn | The unique ISBN of the book |
| authors | List of Book Author resources |
| Property Name | Description |
|---|---|
| cartItems | The items currently in the cart for purchase |
| subtotal | The total cost of all books in the cart |
| salesTax | The sales tax to be applied |
| vatTax | Any VAT tax to be applied |
| cartTotal | The total cost of the cart |
| Property Name | Description |
|---|---|
| book | The books currently in the cart for purchase |
| qty | The quantity of the item in the cart (default 1) |
| unitPrice | The unit price represented as a whole number. For example, $1.99 USD would be 199 |