Deactivate subscription

Egregious Nutravital / Uniic LTD I'd like to deactivate subscription to one of your sites : https://test-iq-online.com . I made the test on 09/03/2025 , paid 0.50 euros and now i want to deactivate my subscription . I also called your call center at +44 845 680 9724 (public number ) and gave him the email : vvinciguerra6@gmail.com . last numbers of credit card are **** **** **** 9917 . Regards .