type: object required: - location_id - inventory_item_id - quantity properties: line_item_id: description: The id of the location of the reservation type: string location_id: description: The id of the location of the reservation type: string inventory_item_id: description: The id of the inventory item the reservation relates to type: string quantity: description: The id of the reservation item type: number metadata: description: An optional set of key-value pairs with additional information. type: object