| Property Name | Data Type | Length | Required | Readonly | Notes |
|---|---|---|---|---|---|
| Expiration | date | The date/time to consider the tickets in the cart expired. Either Expiration or TimeOffset must be supplied. | |||
| TimeOffset | integer | Number of seconds by which the expiration should be altered. Positive values increase the time until expiration and negative values decrease the time until expiration. Either Expiration or TimeOffset must be supplied. |