Optional ReadonlyidUnique identifier of the referenced DiscountGroup.
Required if key is absent.
Optional ReadonlykeyUser-defined unique identifier of the referenced DiscountGroup.
Required if id is absent.
ReadonlytypeType of referenced resource. If given, it must match the expected ReferenceTypeId of the referenced resource.
ResourceIdentifier to a DiscountGroup. Either
idorkeyis required. If both are set, an InvalidJsonInput error is returned.