As you can see in the image. You can track the changes in entity. and revert  the changes from log grid.

User can filter the record using Date between, EntityName, Action(insert,update,delete), EntityId

User can view the details of changes in fields by expanding the grid shown below.User can see all the fields in main entity which change by user revision wise.

Note: User can track changes only for main entity field. User can't see the changes in related entity like related product cross price etc.

For example::

Suppose if user change the prince in product you can see the change in NopAudit  log with old value and new value.