Examine source code of Search on Google US

{
  "manifest_version": 2,
  "name": "__MSG_extensionName__",
  "description": "__MSG_extensionDescription__",
  "version": "5.0.0",
  "author": "Armin Sebastian",
  "homepage_url": "https://github.com/dessant/search-google-us",
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "{f7d8cc49-b111-43ea-a627-1934526dd442}",
      "strict_min_version": "115.0"
    }
  },
  "content_security_policy": "default-src 'none'; sandbox;",
  "icons": {
    "16": "src/assets/icons/app/icon-16.png",
    "19": "src/assets/icons/app/icon-19.png",
    "24": "src/assets/icons/app/icon-24.png",
    "32": "src/assets/icons/app/icon-32.png",
    "38": "src/assets/icons/app/icon-38.png",
    "48": "src/assets/icons/app/icon-48.png",
    "64": "src/assets/icons/app/icon-64.png",
    "96": "src/assets/icons/app/icon-96.png",
    "128": "src/assets/icons/app/icon-128.png"
  },
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "Google US",
      "search_url": "https://www.google.com/search?gl=us&hl=en&gws_rd=cr&safe=off&q={searchTerms}",
      "suggest_url": "https://www.google.com/complete/search?gl=us&hl=en&client={client}&q={searchTerms}",
      "favicon_url": "https://www.google.com/favicon.ico",
      "keyword": "!g",
      "is_default": true,
      "encoding": "UTF-8"
    }
  }
}