Examine source code of Lucky Checkout Shopping Tool

{
  "manifest_version": 2,
  "applications": {
    "gecko": {
      "id": "{0509ce11-95f9-45f0-b888-3c27e863bc10}",
      "strict_min_version": "51.0"
    }
  },
  "name": "The Lucky Checkout Shopping Tool",
  "version": "1.6.9resigned1",
  "description": "The Lucky Checkout shopping tool gives you vouchers, discounts & offers every time you shop and a huge cash prize on your lucky day.",
  "author": "Lucky Checkout",
  "homepage_url": "https://www.luckycheckout.com/extension-thanks",
  "icons": {
    "16": "images/icon16.png",
    "32": "images/icon32.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "browser_action": {
    "default_title": "Lucky Checkout - Happy Shopping and Good Luck!",
    "default_popup": "connecting.html",
    "default_icon": {
      "16": "images/icon16.png",
      "19": "images/icon19.png",
      "24": "images/icon24.png",
      "32": "images/icon32.png",
      "38": "images/icon38.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png"
    }
  },
  "background": {
    "scripts": [
      "js/lucky-checkout.js",
      "js/background.js"
    ]
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "web_accessible_resources": [
    "images/*"
  ],
  "permissions": [
    "notifications",
    "tabs",
    "webRequest",
    "http://*/",
    "https://*/"
  ]
}