Examine source code of EdenPay

{
  "author": "EdenPay SAS",
  "background": {
    "scripts": [
      "js/jquery-3.0.0.min.js",
      "js/main.js",
      "js/stand_alone_bkg.js"
    ]
  },
  "browser_action": {
    "default_icon": {
      "28": "icons/icon_ko28.png",
      "48": "icons/icon_ko48.png",
      "84": "icons/icon_ko84.png",
      "128": "icons/icon_ko128.png"
    }
  },
  "content_scripts": [
    {
      "all_frames": true,
      "css": [
        "css/content.css",
        "css/plugin.css",
        "css/surcharge.css",
        "css/ps.css",
        "css/jquery-ui-ep.css"
      ],
      "js": [
        "js/purify-1.0.2.min.js",
        "js/jquery-3.0.0.min.js",
        "js/mouseWell.jquery.js",
        "js/perfectScrollbar.jquery.js",
        "js/app.js",
        "js/stand_alone_app.js",
        "js/stand_alone.js",
        "js/cb.js",
        "js/content.js",
        "js/edenPay.jquery.js",
        "js/jquery-ui.min.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ]
    }
  ],
  "description": "Payez après réception et vérification de votre commande",
  "default_locale": "en",
  "icons": {
    "28": "icons/icon_ok28.png",
    "48": "icons/icon_ok48.png",
    "84": "icons/icon_ok84.png",
    "128": "icons/icon_ok128.png"
  },
  "manifest_version": 2,
  "name": "EdenPay",
  "permissions": [
    "tabs",
    "http://*/*",
    "https://*/*",
    "contextMenus",
    "webNavigation",
    "notifications",
    "cookies",
    "webRequest",
    "storage"
  ],
  "version": "1.62.1resigned1",
  "web_accessible_resources": [
    "fonts/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{1505ef77-8c2e-44ae-a240-25fd24a3b31f}"
    }
  }
}