Yes you can. Once you've logged into your Billetto account, find your event in 'My events' at the top-left panel. Click 'Manage' next to the relevant event to be taken to the event's sales overview page.
Navigate to the "Guest list & Reports" section in the left-hand side panel
Here you will find the subheader "Transaction Reports".
Then you are able to choose the frequency of being contacted regarding ticket sales. You can choose between Daily, Weekly, or Monthly. After this, select the first day you would like to receive the report on and add your email address to the recipients section. Once that's completed, press submit and you're good to go!