Arduino doorbell notification for iphone

Hi, I am trying to make this project. "http://www.popsci.com/files/doorbell-spy-cam.pdf" I have completed the connections and i am facing some problem. When i push the doorbell it send an http request to Pushingbox but from Pushingbox it does not send notification to my prowl on my iphone. I can see my msg arriving at my Pushingbox account.

Please help.