A unique string that identifies the player and is consistent across their subsequent play sessions for analytics purposes. It is the primary user identifier and it comes from the Core package.

Configuration assignment hash that should be used when processing this request.

ID of the player.

The `playersInventoryItemId` of the item to be updated.

ID of the project.

Unique identifier that identifies an installation on the client’s device. The same player can have different installationIds if they have the game installed on different devices. It is available to all Unity packages that integrate with the Services SDK Core package.