Try to convince Her.

"Hi Goddess Katie, I have been a _huge _fan of you for years, I never had a chance to show my appriciation for your perfection until now! I obviously expect to pay more, because you didn't invite me to sub to your Onlyfans page, so I thought I could pay double! I know I've been really REALLY bad! I just couldn't resist any longer, because in real life you look even better than on your page..."