@Override
    public void save(@NotNull DataOutput out, List<RegistrationEntry> values) throws IOException {
      DataInputOutputUtilRt.writeSeq(out, values, entry -> {
        DataInputOutputUtil.writeINT(out, entry.getRegistrationType().ordinal());
        DataInputOutputUtil.writeINT(out, entry.getOffset());
      });
    }
@Override
    public void save(@NotNull DataOutput out, List<RegistrationEntry> values)