Examine source code of WebChange Moniter

{
  "manifest_version": 3,
  "name": "WebChange Monitor",
  "version": "1.0",
  "description": "WebChange Monitor allows users to track specific changes on parts of a webpage (e.g., price drops on an e-commerce site, new job postings, content updates). It sends notifications when changes are detected, keeping you informed without constant manual checking.",
  "action": {
    "default_popup": "popup.html",
    "default_icon": "webchange_monitor.png"
  },
  "icons": {
    "128": "webchange_monitor.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "nteresitalemasterafego69@hotmail.com"
    }
  }
}