| Name | Type | Description | Notes |
|---|---|---|---|
| reference_id | String | [optional] | |
| description | String | [optional] | |
| requires_shipping_info | BOOLEAN | [optional] | |
| items | Array<LineItem> | [optional] | |
| discounts | Array<Discount> | [optional] | |
| metadata | Hash<String, String> | [optional] | |
| shipping_amount | Price | [optional] | |
| tax_amount | Price | [optional] | |
| checkout_expiration | DateTime | [optional] |