| Property Name | Type | Description | Available Version |
|---|---|---|---|
| canonicalKey | String | Attribute API values concatenated with an underscore (_) based on the sequence number of the attributes in the attribute set. | 50.0 |
| productId | String | Variation product ID for the selection of attributes. | 50.0 |
| selectedAttributes | List<ConnectApi.​ProductAttribute​SelectionInfo> | Ordered list of attribute values and metadata that can be used to form a key that maps to product ID. | 50.0 |
| urlName | String | Variant URL name for the selection of attributes. | 59.0 |