chromium/chrome/test/data/extensions/api_test/lazy_background_page/broadcast_event/manifest.json

{
  "name": "Stegosaurus!",
  "description": "Warn the user when a stegosaurus might be present.",
  "version": "1",
  "manifest_version": 2,
  "permissions": ["tabs"],
  "background": {
    "scripts": ["background.js"],
    "persistent": false
  },
  "icons": {"48": "icon48.png"},
  "page_action": {
    "default_icon": "icon19.png",
    "default_title": "Lookout for the stegosaurus!"
  }
}