Unique within the layer; click and hover report it
OptionalqidThe object the figure belongs to; its version is the model the figure is placed in
OptionalselectedDrawn with a stronger fill
OptionalstateDefault "rule"
OptionaltooltipShown at the cursor while the figure is hovered
OptionalvidThe model version, when there is no qid
The server's figure JSON (metres, model world coordinates), e.g. from GET calculated.quantity.netSurface.figure