If you signed up before Aug 9, 2021, please click Previous plans to view your applicable plans.
If there are multiple agents replying to a ticket, you could be notified regarding that within the ticket as well. There would be a "Pen" icon on the top-left side within a ticket. If the symbol displays a number, it would mean that those many agents are currently replying to the ticket and you could click on the icon to view the agents' names.