{"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-oer78r24","versions":[{"created_at":"2026-06-07T15:02:04Z","element_count":90,"note":"fork元 u-house-cdhc80dz / SOLUNA 籾殻SIPs版 / 延床149㎡ 本体工事¥49005260 (現実単価33万/㎡) / 土地出典 https://suumo.jp/tochi/hyogo/sc_kobeshihigashinada/nc_20715567/ 14800万円","saved_by":"editor","sha256":"0a37d8099832665762180310a665ba911b40cf37c95c02715efe66c138357edd","version":2}]}