{"note":"bim_versions 導入後の保存のみ記録 (それ以前は bim_canonical 上書きで履歴なし)","ok":true,"slug":"u-solunasips-g6ucyluq","versions":[{"created_at":"2026-06-07T14:59:13Z","element_count":89,"note":"fork元 u-house-74yqeymn / SOLUNA 籾殻SIPs版 / 延床162㎡ 本体工事¥53386224 (現実単価33万/㎡) / 土地出典 https://suumo.jp/tochi/tokyo/sc_setagaya/nc_78996528/ 19980万円","saved_by":"editor","sha256":"cc2d73ad832e258c2b560d1e2fc5b1aa9cc6c8fe66fef1eb4cb9524cea5d58f0","version":2}]}