public TileArchiveMetadata get() {
      Map<String, String> map = new HashMap<>(getAll());
      return TileArchiveMetadataDeSer.mbtilesMapper().convertValue(map, TileArchiveMetadata.class);
    }
Returns a {@link TileArchiveMetadata} instance parsed from all the rows in the metadata table.
planetiler-core/src/main/java/com/onthegomap/planetiler/mbtiles/Mbtiles.java