docs: public static Map<String, String> deserializeCatalogSignature(String signature) {
          Map<String, String> tableSignatures = Maps.newHashMap();
          for (String oneSig : signature.split(Pattern.quote(SIGNATURE_DELIMITER))) {
              if (!oneSig.isEmpty()) {
                  final String[] parts = oneSig.split(Pattern.quote(SIGNATURE_TABLE_NAME_SEPARATOR), 2);
                  tableSignatures.put(parts[0], parts[1]);
              }
          }
          return tableSignatures;
      }