jm f Ú>üR]=$:}tÍå ¯a E/VLThat might've been me....source code says "<!-- Wire, Copyright (C) 2018 Wire Swiss GmbH -->". Haven't signed up so not sure what's been added after un-boxing.
https://whatsonchain.com/tx/92fde4f5781a37f51d4c6b136b98d6908a6ef91fe58dd89d93c4c185be9b2038