TheSessionState..::..UserAgent Property
   String value holding the UserAgent field of an incoming http request.
   For example:
   "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:69.0) Gecko/20100101 Firefox/69.0"
   
                
    Namespace: 
   nsCDEngine.ViewModelsAssembly: C-DEngine (in C-DEngine.dll)