The properties specific to the "addFreeItem" effect. This gets triggered whenever a validated rule contained an "add free item" effect.
| Name | Type | Description | Notes |
|---|---|---|---|
| Sku | string | SKU of the item that needs to be added. | |
| Name | string | The name / description of the effect | |
| DesiredQuantity | int | The original quantity in case a partial reward was applied. | [optional] |