It adds noise to the logs
2Y5NT444RTAJVWQDVVVZDQBTCDQBQLVUA3GTCRMHTIUVXWGOFHHQC
GLJD3PG2EYSB7EWYWEU57TYJQB6VDP2CJF6OLFEFIWZAY7OBXMMAC
LZVO64YG43JD7YMZSCTZNOBS5ROZA4FMPKJW2YOMHX2V5PTGBVWQC
print $res->as_string();