In december 2019 money (54,99) was taken from my creditcard, but i am not registered

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In december 2019 money ( 54,99) was taken from my credit card. But I am not registered as a client.
1 :  I still want my money back
2: do not do this again in december 2020
3. I want a conformation by email.

Hello Freeke.
We acknowledge your request to cancel.
However, you do not have an active subscription registered to the email address that you used to contact us here.
I have sent an email requesting more details to locate this charge to assist you further. Please revert it containing those details.