Examine source code of Vidli.me

{
  "manifest_version": 2,
  "name": "Vidli.me",
  "version": "1.1resigned1",
  "homepage_url": "https://vidli.me",
  "description": "Videos gucken, Punkte sammeln und Shoppen!",
  "permissions": [
    "activeTab",
    "tabs"
  ],
  "icons": {
    "48": "images/logo48.png"
  },
  "browser_action": {
    "default_icon": "images/logo32.png",
    "default_title": "Vidli.me"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9f2456bb-738f-4c0a-b327-4f967e3859b4}"
    }
  }
}