chromium/chrome/test/data/extensions/api_test/search/query/incognito_split/manifest.json

{
  "name": "Extension Search API Test Incognito",
  "version": "0.1",
  "manifest_version": 3,
  "background": {
    "service_worker": "background.js"
  },
  "permissions": ["search", "tabs"],
  "incognito": "split"
}