public static TwoGeoHashBoundingBox WithBitPrecision(BoundingBox bbox, int numberOfBits)
{
GeoHash bottomLeft = GeoHash.WithBitPrecision(bbox.MinLat, bbox.MinLon, numberOfBits);
GeoHash topRight = GeoHash.WithBitPrecision(bbox.MaxLat, bbox.MaxLon, numberOfBits);
return new TwoGeoHashBoundingBox(bottomLeft, topRight);
}