presto-raptor-legacy/src/main/java/io/prestosql/plugin/raptor/legacy/metadata/ShardNodes.java/ShardNodes/toString
class ShardNodes:    @Override
    public String toString()
    {
        return toStringHelper(this)
                .add("shardUuid", shardUuid)
                .add("nodeIdentifiers", nodeIdentifiers)
                .toString();
    }