Most likely the LLM just hallucinated the number, and, given the popularity of the app, that number is also connected to WhatsApp. It's no different than sending a message to a random phone number.

Then get a regular debit card, like most people.

UK isn't in the EU =(

=(

Why not to !buyfromeu@feddit.org ?

https://www.goodram.com/en/categories/consumer/consumer-ssd-en/