Payment taken from my account without any invoice

Hi, 
54.99 was taken from my Visa on 23rd Feb 2019. I know nothing about it and want a refund please

Hello David,

We will help you with the refund request. Unfortunately, we couldn't locate any transaction or active subscription under this email address.

Do you  have alternate email address to check with it? I have sent you an email to follow, please revert to that email to assist you further.