If you signed up before Aug 9, 2021, please click Previous plans to view your applicable plans.

You could have this tracked with the Tickets re-assigned metric in "Group Performance" Report. This would show the number of tickets that were re-assigned to that group. Please navigate to Reports -> click on group performance report -> and filter by the concerned group to see this metric specifically. 


You could also click on that count to see that list of tickets that were reassigned from the Garden plan.