xiaomi 5x,
stock rom miu 9 (don't know exact version, I updated to 10 recently and don't know if there's a way to check prev vers)
no root
cts profile match failed, all other pass
I have the same problem. I believe it's the uncertified device from Google Play Protect. I found a few apps which you cannot make in-app purchases, even though I'm using PayPal