ReadonlyactionOptional ReadonlyfieldsOptional Readonlylineid of the LineItem to update. Either lineItemId or lineItemKey is required.
Optional Readonlylinekey of the LineItem to update. Either lineItemId or lineItemKey is required.
Optional ReadonlytypeDefines the Type that extends the Line Item with Custom Fields. If absent, any existing Type and Custom Fields are removed from the Line Item.
Sets the Custom Fields fields for the Line Item.