Set (replace) itemId's IfcCostItem.CostValues (slot 7). valueIds is REQUIRED, not optional: an empty array is how a caller CLEARS the list, written as $ — never (), which [1:?] forbids.
itemId
IfcCostItem.CostValues
valueIds
$
()
[1:?]
Set (replace)
itemId'sIfcCostItem.CostValues(slot 7).valueIdsis REQUIRED, not optional: an empty array is how a caller CLEARS the list, written as$— never(), which[1:?]forbids.