OptionaldescriptionNew description, max 1024 characters
OptionallabelNew label, max 64 characters
OptionaloptionsFull replacement set of available choices for 'dropdown'/'multiselect' items. The new set
replaces the current one entirely; existing scenario data referencing removed options is
not remapped. Only meaningful for those two types — not enforced by this type since
type isn't part of the update body, only by the live API.
OptionalrequiredWhether filling in this item is mandatory
Body for updating a custom property structure item.
nameandtypecannot be changed.