Examine source code of TrollCoinBot Notifier

{
  "manifest_version": 2,
  "name": "TrollCoinBot Notifier",
  "description": "Monitors the status of TrollCoinBot users streams.",
  "version": "0.5resigned1",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_action": {
    "default_icon": "icons/icon48.png",
    "default_title": "TCB Notifier",
    "default_popup": "popup/popup.html"
  },
  "background": {
    "scripts": [
      "popup/jquery-3.2.1.min.js",
      "popup/background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{04b26685-f3b3-4c81-a8e5-de8861d90a56}"
    }
  }
}