Examine source code of meid eprac

{
  "manifest_version": 2,
  "short_name": "meid eprac",
  "name": "meid eprac",
  "author": "Vincent Chee",
  "version": "0.1.2",
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "permissions": [
    "geolocation",
    "tabs"
  ],
  "icons": {
    "16": "images/logo16.png",
    "32": "images/logo32.png",
    "48": "images/logo48.png",
    "128": "images/logo128.png"
  }
}