Examine source code of VIZonator

{
  "name": "VIZonator",
  "version": "0.54",
  "description": "VIZ Extension! Adds web3 provider to pages, available as variable: vizonator.",
  "permissions": [
    "alarms",
    "activeTab",
    "tabs",
    "http://*/*",
    "https://*/*",
    "*://*/*"
  ],
  "background": {
    "scripts": [
      "viz.min.js",
      "ltmp_arr.js",
      "ltmp_en.js",
      "ltmp_ru.js",
      "background.js"
    ],
    "persistent": true
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "VIZonator",
    "default_icon": {
      "16": "images/icon16.png",
      "32": "images/icon32.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png"
    }
  },
  "icons": {
    "16": "images/icon16.png",
    "32": "images/icon32.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "manifest_version": 2,
  "browser_specific_settings": {
    "gecko": {
      "id": "{385b06f7-9ae9-44a9-abcf-db356d51b64f}"
    }
  }
}