cartogramFeatures = carto(
topology,
topology.objects[topologyId].geometries
).features.map((d) => {
const geometry = d.geometry;
geometry.coordinates =
geometry.type === "MultiPolygon"
? geometry.coordinates.map((poly) =>
poly.map((ring) => ring.map(projection.invert))
)
: geometry.coordinates.map((ring) => ring.map(projection.invert));
return d;
})