ExperimentalOptional Readonly ExperimentalcountNumeric property summed per cluster instead of the raw point count.
Adds a <countField>_sum cluster property and drives the step/count
expressions from it.
Readonly ExperimentalkindOptional Readonly ExperimentalmaxMax zoom to cluster at (GeoJSON source clusterMaxZoom).
Optional Readonly ExperimentalradiusCluster radius in pixels (GeoJSON source clusterRadius).
Readonly ExperimentalstepsAscending count classes driving cluster color/size.
Optional Readonly ExperimentalunclusteredStyle for unclustered points.
Optional Readonly Experimentalunclustered
Serializable cluster descriptor.