Examine source code of Price Tracker Pro

{
  "manifest_version": 3,
  "name": "Price Tracker Pro",
  "version": "1.0",
  "description": "Monitors product prices on e-commerce websites and notifies the user of price drops or stock changes. Users can add products to a watchlist, view price history graphs, and set custom price alerts. Supports multiple popular shopping sites.",
  "action": {
    "default_popup": "popup.html",
    "default_icon": "price_tracker_pro.png"
  },
  "icons": {
    "128": "price_tracker_pro.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "f5allengilbertsonzkh7489@hotmail.com"
    }
  }
}