Examine source code of LinkedIn Ad Blocker

{
  "manifest_version": 2,
  "name": "LinkedIn Ad Blocker",
  "description": "This utility helps users block ads on LinkedIn completely free of charge. When installed, it automatically hides all ads, providing a clean and uninterrupted surfing experience on LinkedIn.",
  "version": "0.0.1",
  "author": "LightCodes LLC",
  "browser_action": {
    "default_title": "Linkedin ad hunter"
  },
  "permissions": [
    "tabs",
    "webNavigation",
    "https://www.linkedin.com/"
  ],
  "background": {
    "scripts": [
      "extension.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0005e15c-7332-4ee0-9782-d2bb918535c3}"
    }
  }
}