After that commit https://phabricator.kde.org/D16867, a description is
needed in .desktop files.
The keyword actually looked for by desktoptojson converter utility is
"Comment=" .
Author: Frédéric Bonnard <frediz@debian.org>
Gbp-Pq: Name fix-923592.patch
Name[x-test]=xxWorld Clockxx
Name[zh_CN]=世界时钟
Name[zh_TW]=世界時鐘
-# not yet... Comment=Shows the time in different parts of the world
+Comment=Shows the time in different parts of the world
Icon=marble
Type=Service
Name[x-test]=xxWorld Mapxx
Name[zh_CN]=世界地图
Name[zh_TW]=世界地圖
+Comment=Shows a map of the world as wallpaper
Type=Service
Icon=marble