What exactly can the provider see about the client's Internet activity by looking at encrypted traffic?

Question

Computer networks

What information about the Internet activity of this or that Internet user can be seen by the provider providing Internet access (or someone who has access to its equipment) by looking at https traffic?

Answer 1

At what time and where the client connected, how much data was transferred.

Answer 2

I think the provider can see everything.
given that there is still fsbeshny equipment (sort)