It's quite a long paper, I think the solution is on page 30:
"I HOPE YOU ARE HAVING LOTS OF [FAN:FUN] IN TRYING TO CATCH ME THAT WASN’T ME ON THE TV SHOW WHICH [BRINGO:BRINGS] UP A POINT ABOUT ME I AM NOT AFRAID OF THE GAS CHAMBER [BECAASE:BECAUSE] IT WILL SEND ME TO [PARADLCE: PARADISE] ALL THE [SOOHER: SOONER] BECAUSE [E: I] NOW HAVE ENOUGH SLAVES TO [WORV: WORK] FOR ME WHERE EVERYONE ELSE HAS NOTHING WHEN THEY REACH [PARADICE: PARADISE] SO THEY ARE AFRAID OF DEATH I AM NOT AFRAID BECAUSE I [VNOW: KNOW] THAT MY NEW LIFE WILL BE AN EASY ONE IN [PARADICE: PARADISE]LIFE IS DEATH"
They also go into "Zodiac’s identity" just a bit on page 34, which was interesting.