Examine source code of Figure Wallet

{
  "name": "Figure Wallet",
  "description": "Figure Wallet Browser Extension",
  "author": "Figure Technologies",
  "browser_specific_settings": {
    "gecko": {
      "id": "webextension@figure.com"
    }
  },
  "version": "0.2.4",
  "manifest_version": 3,
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "action": {
    "default_popup": "index.html"
  },
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "figure-wallet-extension.js",
        "index.html"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "all_frames": true,
      "js": [
        "content-script.js"
      ],
      "matches": [
        "file://*/*",
        "http://*/*",
        "https://*/*"
      ],
      "run_at": "document_start"
    }
  ],
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+Shift+F",
        "chromeos": "Alt+Shift+F",
        "linux": "Alt+Shift+F",
        "mac": "Alt+Shift+F",
        "windows": "Alt+Shift+F"
      }
    }
  }
}