Examine source code of ServiceNow Helper

{
  "version": "1.5.5",
  "name": "ServiceNow Helper",
  "short_name": "SN Helper",
  "author": "OneStarter",
  "description": "ServiceNow Helper allows you to use ServiceNow faster and in a more efficient way.",
  "manifest_version": 2,
  "browser_action": {
    "default_popup": "index.html",
    "default_icon": "icon.png"
  },
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon.png"
  },
  "permissions": [
    "activeTab",
    "storage"
  ]
}