| Name | Type | Description | Notes |
|---|---|---|---|
| inventoryReferenceId | string | The unique identifier of a single-item listing or a multi-variation listing.<br><br>To create an ad for a single-item listing, set the <b>inventoryReferenceType</b> value to <code>INVENTORY_ITEM</code> and specify an item ID or a SKU (if the SKU is defined in the listing).<br><br>To create an ad for a multi-variation listing, set the <b>inventoryReferenceType</b> value to <code>INVENTORY_ITEM_GROUP</code> and specify the item ID for the multi-variation listing or the <b>inventoryitemGroupKey</b> value as defined in the Inventory API.<br><br><i>Required if </i> if you supply an <b>inventoryReferenceType</b>. | [optional] |
| inventoryReferenceType | string | Indicates the type of item indicated by the <b>inventoryReferenceId</b>.<br><br>This value can be set to either <code>INVENTORY_ITEM</code> or <code>INVENTORY_ITEM_GROUP</code>.<br><br><i>Required if </i> if you supply an <b>inventoryReferenceId</b>. For implementation help, refer to <a href='https://developer.ebay.com/api-docs/sell/marketing/types/pls:InventoryReferenceTypeEnum'>eBay API documentation</a> | [optional] |