This may contain extra data if you use a external UserAgent provider, this way you do not lose any data based on your subscription when using the subscription related data in your own code
Requirements
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2