{"width":"100%","author_name":"攻城団","author_url":"https://kojodan.jp/note/about.html","version":"1.0","provider_url":"https://kojodan.jp","provider_name":"攻城団","height":"null","html":"<iframe loading=lazy width=\"100%\" height=\"300\" src=\"//kojodan.jp/oembed/parts/f37f7d133e8043abad2c45d9460f6a6c6ff68903.html\" frameborder=\"0\" scrolling=\"no\" style=\"width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"><a href=\"https://kojodan.jp/castle/390/memo/5548.html\">長岡城の御城印  長岡城のガイド  攻城団（日本全国のお城情報サイト）</a></iframe>","url":"https://kojodan.jp/castle/390/memo/5548.html","type":"rich","title":"長岡城の御城印 | 長岡城のガイド | 攻城団（日本全国のお城情報サイト）"}