Examine source code of arabic subtitle

{
  "name": "subtitles",
  "version": "1.0",
  "manifest_version": 3,
  "content_scripts": [
    {
      "js": [
        "content.js"
      ],
      "matches": [
        "*://www.youtube.com/*"
      ]
    }
  ],
  "permissions": [
    "tabs",
    "storage"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "black.svg"
      ],
      "matches": [
        "*://www.youtube.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{daf13bf6-a89e-5449-979c-91ef07434c3d}"
    }
  },
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  }
}