Examine source code of Studydrive Downloader

{
  "manifest_version": 2,
  "name": "Studydrive Downloader",
  "version": "1.3",
  "description": "Reenables Studydrive download button",
  "icons": {
    "48": "icons/icon48.png",
    "96": "icons/icon96.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://www.studydrive.net/*/doc/*"
      ],
      "js": [
        "download_button.js"
      ],
      "css": [
        "spinner.css"
      ],
      "run_at": "document_start"
    }
  ],
  "permissions": [
    "storage",
    "*://*.studydrive.net/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{52fdd630-422e-497f-8e5c-9e2f734af71d}"
    }
  }
}