Examine source code of LastPass Password Manager

{
  "name": "LastPass",
  "author": "LastPass",
  "version": "4.153.1",
  "description": "__MSG_appDesc__",
  "omnibox": {
    "keyword": "lp"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "support@lastpass.com",
      "strict_min_version": "58.0",
      "data_collection_permissions": {
        "required": [
          "browsingActivity",
          "websiteActivity",
          "authenticationInfo",
          "locationInfo"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  },
  "permissions": [
    "tabs",
    "idle",
    "notifications",
    "contextMenus",
    "scripting",
    "storage",
    "privacy",
    "webNavigation",
    "webRequest",
    "webRequestBlocking",
    "alarms",
    "cookies",
    "http://*/*",
    "https://*/*"
  ],
  "optional_permissions": [
    "clipboardWrite"
  ],
  "background": {
    "page": "background.html",
    "persistent": true
  },
  "content_security_policy": "default-src 'self'; frame-src 'self' https://lastpass.com https://lastpass.eu; connect-src 'self' https://*/.well-known/webauthn https://lastpass.com https://login.microsoftonline.com https://graph.microsoft.com https://login.microsoftonline.us https://graph.microsoft.us https://*.oktapreview.com https://*.okta.com https://*.okta-emea.com https://*.pingone.com https://*.pingone.ca https://*.pingone.eu https://*.pingone.asia https://accounts.google.com https://www.googleapis.com https://openidconnect.googleapis.com https://content.googleapis.com https://*.onelogin.com https://accounts.lastpass.com wss://*.lastpass.com wss://*.lastpass.eu https://*.lastpass.com https://lastpass.eu https://api.pwnedpasswords.com; img-src 'self' data: blob:; style-src 'self' 'unsafe-inline';",
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "exclude_matches": [
        "https://cis.corp.com/spl/cis.jsp",
        "https://lastpass.com/extension-toolbar-messages"
      ],
      "js": [
        "web-client-content-script.js"
      ],
      "all_frames": true
    },
    {
      "matches": [
        "https://lastpass.com/vault/*",
        "https://lastpass.com/migrate/*"
      ],
      "js": [
        "vault-sync-document-start.js"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "https://lastpass.com/*",
        "https://backoffice.lastpass.com/*"
      ],
      "js": [
        "web-client-web-federated-login-document-start.js"
      ],
      "all_frames": true,
      "run_at": "document_start"
    },
    {
      "matches": [
        "https://signup.lastpass.com/*"
      ],
      "js": [
        "web-client-lastpass-extension-document-flag.js"
      ],
      "run_at": "document_start"
    }
  ],
  "icons": {
    "48": "images/icon-48.png",
    "64": "images/icon-64.png",
    "96": "images/icon-96.png",
    "128": "images/icon-128.png",
    "256": "images/icon-256.png",
    "512": "images/icon-512.png"
  },
  "browser_action": {
    "default_title": "LastPass",
    "default_popup": "webclient-extension-toolbar.html",
    "default_icon": {
      "16": "images/toolbar-alt-icon-16.png",
      "19": "images/toolbar-alt-icon-19.png",
      "32": "images/toolbar-alt-icon-32.png",
      "38": "images/toolbar-alt-icon-38.png",
      "48": "images/toolbar-alt-icon-48.png",
      "72": "images/toolbar-alt-icon-72.png"
    }
  },
  "manifest_version": 2,
  "web_accessible_resources": [
    "webclient-infield.html",
    "webclient-tab-prompt.html",
    "first-password-loggedin-detector.js",
    "extension-pendo.html"
  ],
  "default_locale": "en"
}