Srwly M-rh -t -l-zr | ---- Swsn Bbl-gn -pwrym 2023-

If I assume it’s based on English-like phonetic spelling or an abbreviation with dashes for missing letters, here’s a possible reconstruction:

Or possibly:

If I read it as English without vowels, it might decode to: srwly m-rh -t -l-zr ---- swsn bbl-gn -pwrym 2023-