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

Q KGQJJAK AJ JRFXBTAEO BTQB XZXMHREX LQEBJ BR TQZX MXQD
QED ERVRDH LQEBJ BR MXQD.
-- FQMC BLQAE, "BTX DAJQPPXQMQEKX RI GABXMQBUMX"