Putting it in the first field, and setting the values to hexadecimals, and changing the decoding library to "Alphabet", and leaving the "NATO/ICAO Phonetic Alphabet" as option, I got:
Ifpainispleasure,thenImustbelivinginparadise,athirdofwhatIhaveintermsofknowledgeiswhathasmadememiserable.Myguiltwasobvious,butnobodylistenedtomycriesforhelpineachcrypticcode,butthepuzzlepieceswerelaidoutforyouandevery1else.COMEFINDME.
With all other alphabets, I the 1 changes to one, no difference.
I've cracked the code here!