You are downloading the Signify Smart ID XAP file v126.96.36.199 for Windows Phone. Signify Smart ID is a free and useful Productivity app: Signify Smart ID turns a Windows Phone into a strong authentication token, for use with the Signify cloud based authentication ... You can now download the offline XAP file to install & try it.
Download Locations for Signify Smart ID 188.8.131.52 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Signify Smart ID XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.