[Desktop Entry]
X-AppInstall-Package=pay-app
X-AppInstall-PPA=pay-owner/pay-ppa-name
X-AppInstall-Price=99$

Name=Pay App Example
Comment=This is a example for a pay app from a PPA
Exec=/usr/bin/software-center
Icon=softwarecenter
Terminal=false
Type=Application
Categories=Application;AudioVideo