Here is 1 saying encoded using a letter for letter replacement:

XTKBN UZD, RBTGBE. ETBX YD YUGDBUDKN.
-- GQBWTGITBET, "SLKYLG RBTGBE" 3,1

QTET YG B KTDDTE, ETBX YD BD NZLE KTYGLET.
-- GQBWTGITBET, "FTERQBUD ZH ATUYRT" 5,1

[CLZDTX YU "AFG YUDTEUBKG BUX XBDB GDELRDLETG", A4.4, OQTU
ETHTEEYUJ DZ Y/Z GNGDTF GTEAYRTG.]