No Covid 19 aftermath support

I have contacted Planet Fitness to cancel my membership due to a salary reduction of 15% on my salary due to the aftermath of Covid 19 + my baby son was born during this period. If sent proof of my salary cut via email to planet fitness and explain that i can not afford the cancelation fee, thinking that i would get an exemption because of the Covid 19 aftermath. I got an email that say i have to pay almost R2000 cancelation fee. I really cant