Examine source code of PINSPY - Ad Finder

{
  "manifest_version": 2,
  "name": "PINSPY - Ad Finder",
  "description": "Find & Collect Ads from your feed and searches",
  "version": "1.0.5",
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "PINSPY - Ad Finder",
    "default_icon": "logo128.png"
  },
  "permissions": [
    "tabs",
    "storage",
    "*://*.pinterest.com/*",
    "*://*.pinterest.de/*",
    "*://*.pinterest.fr/*",
    "*://*.pinterest.za/*",
    "*://*.pinterest.cz/*",
    "*://*.pinterest.ar/*",
    "*://*.pinterest.hu/*",
    "*://*.pinterest.tr/*",
    "*://*.pinterest.no/*",
    "*://*.pinterest.it/*",
    "*://*.pinterest.fi/*",
    "*://*.pinterest.ru/*",
    "*://*.pinterest.gr/*",
    "*://*.pinterest.co/*",
    "*://*.pinterest.com.au/*",
    "*://*.pinterest.ro/*",
    "*://*.pinterest.sk/*",
    "*://*.pinterest.pt/*",
    "*://*.pinterest.jp/*",
    "*://*.pinterest.nz/*",
    "*://*.pinterest.gb/*",
    "*://*.pinterest.se/*",
    "*://*.pinterest.dk/*",
    "*://*.pinterest.es/*",
    "*://*.pinterest.co.kr/*",
    "*://*.pinterest.ie/*",
    "*://*.pinterest.ph/*",
    "*://*.pinterest.ca/*",
    "*://*.pinterest.tw/*",
    "*://*.pinterest.com.mx/*",
    "*://*.pinterest.id/*",
    "*://*.pinterest.in/*",
    "*://*.pinterest.pe/*",
    "*://*.pinterest.vn/*",
    "*://*.pinterest.cl/*",
    "*://*.pinterest.at/*",
    "*://*.pinterest.co.uk/*"
  ],
  "icons": {
    "16": "logo128.png",
    "48": "logo128.png",
    "128": "logo128.png"
  },
  "options_page": "options.html",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.pinterest.com/*",
        "*://*.pinterest.de/*",
        "*://*.pinterest.fr/*",
        "*://*.pinterest.za/*",
        "*://*.pinterest.cz/*",
        "*://*.pinterest.ar/*",
        "*://*.pinterest.hu/*",
        "*://*.pinterest.tr/*",
        "*://*.pinterest.no/*",
        "*://*.pinterest.it/*",
        "*://*.pinterest.fi/*",
        "*://*.pinterest.ru/*",
        "*://*.pinterest.gr/*",
        "*://*.pinterest.co/*",
        "*://*.pinterest.com.au/*",
        "*://*.pinterest.ro/*",
        "*://*.pinterest.sk/*",
        "*://*.pinterest.pt/*",
        "*://*.pinterest.jp/*",
        "*://*.pinterest.nz/*",
        "*://*.pinterest.gb/*",
        "*://*.pinterest.se/*",
        "*://*.pinterest.dk/*",
        "*://*.pinterest.es/*",
        "*://*.pinterest.co.kr/*",
        "*://*.pinterest.ie/*",
        "*://*.pinterest.ph/*",
        "*://*.pinterest.ca/*",
        "*://*.pinterest.tw/*",
        "*://*.pinterest.com.mx/*",
        "*://*.pinterest.id/*",
        "*://*.pinterest.in/*",
        "*://*.pinterest.pe/*",
        "*://*.pinterest.vn/*",
        "*://*.pinterest.cl/*",
        "*://*.pinterest.at/*",
        "*://*.pinterest.co.uk/*"
      ],
      "js": [
        "contentScript.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "output.css",
    "logo.svg",
    "happy.png"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{97de370e-50af-472b-8fa9-4e4b0b1bcd81}"
    }
  }
}