chromium/chrome/test/data/extensions/api_test/service_worker/worker_based_background/permissions_api/manifest.json

{
  "name": "SW background extension: Browser Action can call permisssions.request",
  "version": "1.0",
  "manifest_version": 2,
  "description": "Tests that browserAction.onClicked can call permisssions.request",
  "optional_permissions": ["storage"],
  "browser_action": {},
  "background": {"service_worker": "service_worker_background.js"}
}