jm éÆ\èó[Òì-Ew9(úsIÑô33î>ÊLNo. I just saw some txs with the OP_RETURN of stresstestbitcoin.cash so I assume it's some kind of test. Maybe test of a stresstest script.
https://whatsonchain.com/tx/e5506c1934735215ba97b31caeea5c78453f60212a81ecee13ed66c1717d7068