protobuf ??

Can you give more details about what you're trying to say here.

I had this twice, still not sure what it is

Omg I just got this too wtf

This showed up on mine too, it says I accepted his request

This is a hacker. If you got this message it means your account is hacked and you need to update your password and add 2fa.

Same here, do you guys have 2fa enabled?

this happened to me as well!