OptionalcolorFill color. Translucent colors require the layer's translucent option.
OptionalextrudedTop height for extruded (prism) cells, in meters. Ignored when clamped to ground.
OptionalheightBase height above the ellipsoid, in meters. Ignored when clamped to ground.
OptionaloutlineOutline color. Only used when the layer was created with outlines: true.
OptionalshowSet false to hide the cell without rebuilding the layer.
Per-cell visual overrides. Anything omitted falls back to the layer default.