Examine source code of SourceScrub Vitals

{
  "applications": {
    "gecko": {
      "id": "SOURCESCRUB@SOURCESCRUB.COM"
    }
  },
  "name": "SourceScrub Vitals",
  "version": "0.0.10",
  "manifest_version": 2,
  "description": "Access the SourceScrub profile from a company's website",
  "homepage_url": "https://app.sourcescrub.com",
  "icons": {
    "16": "icons/icon16.png",
    "40": "icons/icon40.png",
    "128": "icons/icon128.png"
  },
  "default_locale": "en",
  "background": {
    "scripts": [
      "src/bg/common.js",
      "src/bg/storage.js",
      "src/bg/background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_icon": "icons/icon40.png",
    "default_title": "Company info"
  },
  "web_accessible_resources": [
    "images/loader.gif",
    "style/main-styles.css",
    "style/styles.css"
  ],
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "activeTab",
    "tabs",
    "storage",
    "https://app.sourcescrub.com/extension/chrome/*"
  ]
}