Examine source code of AdEarn

{
  "manifest_version": 2,
  "name": "AdEarn",
  "version": "2.4.0",
  "description": "Block ads with multiple bypass-resistant layers and track your earnings.",
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "storage",
    "notifications",
    "dns",
    "search",
    "*://*/*"
  ],
  "background": {
    "scripts": [
      "api.js",
      "filter-updater.js",
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "content.js",
        "cashback-content.js",
        "coupon-content.js"
      ],
      "css": [
        "cashback-bar.css",
        "coupon-bar.css"
      ],
      "run_at": "document_start",
      "all_frames": true
    }
  ],
  "browser_action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "48": "icons/icon-48.png"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "chrome_url_overrides": {
    "newtab": "search/newtab.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "addon@adearn.io",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo",
          "financialAndPaymentInfo"
        ],
        "description": "AdEarn collects email addresses for authentication and processes gift card and crypto withdrawals. Ad filtering happens locally. No browsing history is collected."
      }
    }
  }
}