Examine source code of ezto auth Browser Plugin

{
  "name": "ezto auth Browser Plugin",
  "description": "ezto auth Browser extension to manage Intelligent Web Apps",
  "version": "1.2.1",
  "manifest_version": 2,
  "permissions": [
    "<all_urls>",
    "privacy",
    "cookies",
    "storage"
  ],
  "minimum_chrome_version": "88",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "css": [
        "extension.css"
      ],
      "js": [
        "jquery-1.9.1.js",
        "extension.js"
      ],
      "run_at": "document_end"
    }
  ],
  "web_accessible_resources": [
    "icons/*",
    "extension.css"
  ],
  "content_security_policy": "object-src 'self';script-src 'self';",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_action": {
    "default_icon": "icons/icon48.png",
    "default_popup": "popup.html"
  },
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Alt+V",
        "windows": "Alt+V",
        "mac": "Command+Shift+V"
      }
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{1be4f5d4-b2f8-4f63-b012-9f0e412585fa}"
    }
  }
}