It (the mail) looks official, even providing the names of a Director, Associate D., and a General Secretary.
However this cookie did not fall off the pineapple, or any other, truck yesterday. A quick check on the internet confirmed my suspicion.
My "joining" price is $9. Fortunately I didn't fall into this black hole. Guess we all dream of a "do barely nothing, and Oh, by the way, here is $15,000.