Examine source code of Property Mate

{
  "manifest_version": 3,
  "name": "Property Mate",
  "version": "0.6.7",
  "description": "Property Search, Simplified. Uncover hidden property prices with a single click.",
  "host_permissions": [
    "https://www.realestate.com.au/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "propertymate@example.com"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.realestate.com.au/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "action": {
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "images/icon16.png",
    "19": "images/icon19.png",
    "32": "images/icon32.png",
    "38": "images/icon38.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "images/*"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}