{"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/cf02d519f13af2ffd3b78a276f0a4f9e509ac0a8.html\" frameborder=\"0\" scrolling=\"no\" style=\"width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"><a href=\"https://kojodan.jp/castle/160/memo/4103.html\">沼田市歴史資料館  沼田城のガイド  攻城団（日本全国のお城情報サイト）</a></iframe>","url":"https://kojodan.jp/castle/160/memo/4103.html","type":"rich","title":"沼田市歴史資料館 | 沼田城のガイド | 攻城団（日本全国のお城情報サイト）"}