Examine source code of The Search Tab

{
  "name": "Search Tab",
  "description": "Search Tab",
  "version": "2.6",
  "manifest_version": 2,
  "icons": {
    "128": "icon.png"
  },
  "browser_action": {
    "default_icon": {
      "128": "icon.png"
    }
  },
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "The Search Tab",
      "keyword": "the-search-tab.com",
      "search_url": "https://the-search-tab.com/search?q={searchTerms}&extVersion=2.6",
      "suggest_url": "https://the-search-tab.com/sugg/ie?output=fxjson&command={searchTerms}",
      "favicon_url": "https://the-search-tab.com/favicon.ico",
      "encoding": "UTF-8",
      "is_default": true
    }
  },
  "permissions": [
    "storage"
  ],
  "web_accessible_resources": [
    "images/*.png"
  ]
}