{
 "name": "AboutApp",
 "extends": "app",
 "actions": {
  "pie-draw": [
   "WIDTH",
   "HEIGHT",
   "SLICES",
   "CYLINDER_HEIGHT_FRACTION",
   "PITCH_FRACTION",
   "YAW_FRACTION",
   "WALL_SHADE = 127"
  ],
  "point-update": [
   "POINTER_EVENT",
   "TARGET_ELEMENT"
  ],
  "version-is-newer": [
   "INCOMING_VERSION"
  ]
 }
}