title: How to open an application from a toast notification other than the one which created it in Windows Phone 8.1
body: <p>I have created a Windows Phone 8.1 application, which can send toast notification to the action center of windows phone. Now  I need to open another application when the user clicks on the toast notification. How can I implement this..? 
  I am able to open the same application, which created the toast notification.
  How can I open another app, which I specify...?</p>