NameDescriptionTypeAdditional information
ItemId

Optional. A specific item to add, such as a seat's Id from the seating plan. Applies to every item group with a quantity above 0.

globally unique identifier

None.

ItemGroups

The products to add, each with a concession and quantity.

Collection of BasketItemGroupRequest

None.

PackageId

Optional. A package to apply to the basket.

globally unique identifier

None.