ReadonlyactionOptional ReadonlycustomOptional Readonlycustomkey of the CustomLineItem to update. Either customLineItemId or customLineItemKey is required.
Optional ReadonlyfieldsSets the Custom Fields fields for the CustomLineItem.
Optional ReadonlytypeDefines the Type that extends the CustomLineItem with Custom Fields. If absent, any existing Type and Custom Fields are removed from the CustomLineItem.
idof the CustomLineItem to update. EithercustomLineItemIdorcustomLineItemKeyis required.