There are two main users types in Canny:
Admin: Anybody who has access to the admin tools in Canny. Typically employees at your company.
End user: Anybody who gives feedback through Canny. Typically your customers or other employees.
Browser (Type, Version)
Other data that you might share with Canny about about your users (optional):
Date they signed up for your service
The company they work for
How much they pay you on a monthly basis
Their user ID in your system