I've bought here many times, the first time I bought 499 million it also asked for verification just like you, I provided enough and it unlocked immediately, after that I just bought normally, unlocking is really fast.

Buying and selling USDT with trader vnp2p
Has anyone traded with this trader and been asked to take a photo of their ID and a selfie to send to them yet?
I reported this to the exchange, and he also complained that he hasn't received the money.