Contour
constructor(id: String, source: String, quality: DataQuality = DataQuality.low, paint: ContourLayerPaint = ContourLayerPaint(
sample = SamplePaint(),
contour = ContourPaint()
), mask: MaskLayerKind = MaskLayerKind.NONE, maskLayerIds: List<String> = emptyList(), maskLayerId: String? = null, layerMask: LayerMaskSpec? = null, stencilLayerMask: StencilLayerMaskSpec? = null, maskCountryIso3166Alpha2: String? = null, timing: LayerTiming? = null)