Examine source code of SkipAniaCheck

{
  "manifest_version": 2,
  "name": "SkipAniaCheck",
  "version": "1.0.0",
  "description": "WIXOSS公式サイトの年齢確認ページを自動的にスキップします",
  "permissions": [
    "https://www.takaratomy.co.jp/products/wixoss/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.takaratomy.co.jp/products/wixoss/age_check/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "skipaniacheck@shiro-ka.github.io",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}