As far as I know, it exists... And, just tell the telemarketeer to not call you again, and they have to remove your phonenumber from the list. Takes 10 days. If they call you after that, you could sue them...
What turns out to be a scam, is the email about it. You can call a number (2 are given, one is the right one, the other one is not) or do it online. (DUUUUHHHHH, AR just posted that article

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