| Name | Type | Description | Notes |
|---|---|---|---|
| amount | Integer | Amount greater than or equal to 0, in the lowest denomination of the currency (e.g. cents for USD). | [optional] [default to null] |
| description | String | Display name or description of the product or service. | [optional] [default to null] |
| quantity | Integer | The default value is 1 if none is given. | [optional] [default to null] |
| image | String | URL to an image representing this line item, shown on the session page. | [optional] [default to null] |
| external_product_num | String | Merchant's internal product or SKU identifier. | [optional] [default to null] |