Examine source code of StreamCatcher

{
  "description": "StreamCatcher",
  "manifest_version": 2,
  "name": "StreamCatcher",
  "version": "0.1",
  "homepage_url": "https://www.webbinder.de/?streamcatcher",
  "icons": {
    "48": "icons/48.png"
  },
  "permissions": [
    "activeTab",
    "webNavigation",
    "notifications",
    "webRequest",
    "webRequestBlocking",
    "storage",
    "*://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": "icons/logo-round-500.png",
    "default_title": "OpenFarm"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "msg.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{2f9e4086-391d-4eee-a56f-6a4274928352}"
    }
  }
}