@Override
  public Object getTag(String key, Object defaultValue) {
    var value = getTag(key);
    if (value == null) {
      value = defaultValue;
    }
    return value;
  }
Returns the {@link MessageType} schema of the parquet file that this feature was read from.
planetiler-core/src/main/java/com/onthegomap/planetiler/reader/parquet/ParquetFeature.java