Examine source code of ADS MASTER

{
  "manifest_version": 2,
  "name": "ADS MASTER",
  "version": "1.0",
  "description": "List of the latest and trending affordable advertising sites with comparisons.",
  "permissions": [
    "activeTab",
    "storage",
    "notifications"
  ],
  "background": {
    "scripts": [
      "js/background.js"
    ]
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "images/icon16.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png"
    }
  },
  "icons": {
    "16": "images/icon16.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "js/content.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "mock_data.json"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "info@iraady.com"
    }
  }
}