Examine source code of Classical Search Bar

{
  "manifest_version": 2,
  "name": "__MSG_extensionName__",
  "description": "__MSG_extensionDescription__",
  "version": "2.2.0",
  "default_locale": "en",
  "icons": {
    "48": "search.svg"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "https://6905b838-e843-4ee3-9df0-b4c79673b21c.invalid/*",
    "storage",
    "theme",
    "management",
    "menus"
  ],
  "background": {
    "scripts": [
      "default_provider.js",
      "background.js"
    ]
  },
  "browser_action": {
    "browser_style": false,
    "default_icon": "search.svg",
    "default_title": "__MSG_extensionName__",
    "default_popup": "/popup/popup.html"
  },
  "commands": {
    "search-provider-prev": {
      "suggested_key": {
        "default": "Ctrl+Shift+Up"
      },
      "description": "__MSG_searchProviderPrevCommand__"
    },
    "search-provider-next": {
      "suggested_key": {
        "default": "Ctrl+Shift+Down"
      },
      "description": "__MSG_searchProviderNextCommand__"
    },
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Ctrl+Comma"
      },
      "description": "__MSG_executeBrowserActionCommand__"
    }
  },
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "CSB",
      "search_url": "https://6905b838-e843-4ee3-9df0-b4c79673b21c.invalid/search?searchTerms={searchTerms}",
      "is_default": true
    }
  },
  "options_ui": {
    "browser_style": false,
    "page": "options/options.html"
  },
  "web_accessible_resources": [
    "post/post.html"
  ],
  "applications": {
    "gecko": {
      "id": "{6905b838-e843-4ee3-9df0-b4c79673b21c}",
      "strict_min_version": "60.0"
    }
  }
}