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

WVD FZIRWKZLR VGK SWGMMDK GW 'W' YERIS 69 SDFZRKS LVDR KDSEADD, WVD UEASW
UDYGMD GBD WZ XZ IB ER SBGFD, LERODK GW YD SMQMQ GRK BZIWDK VDA WVEFO,
AIJJDAQ MEBS IRYESWGOGJMQ -- WVD UEASW ZU YGRQ SIFV GKPGRFDS KIAERX LVGW
LZIMK BAZPD WZ JD WVD MZRXDSW, GRK YZSW YDYZAGJMD, SBGFD PZQGXD ZU YQ
FGADDA.
-- LERRERX SDRWDRFD, 1985 JIMLDA-MQWWZR JGK UEFWEZR FZRWDSW.