Audit Trail - Cannot view the data change in System.UserRoles

i want to keep the track of data changes in System.UserRoles Entity,  but i am getting the only the information if record has been edited or not. i required want to know what was the previous data and what is updated data. i am using Mendix 8.6.9 any suggestion on this. Thanks in advance    
1 answers

I think you will have to create another entity for that, history_userRoles, every time a change is happening you create an object of that entity and you link it to the user.