{"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-house-lgo6g5l0","versions":[{"created_at":"2026-06-09T02:29:20Z","element_count":90,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/aichi/sc_nagoyashimeito/nc_20586765/ 価格2990万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"aa05260b585694251f37ea930d12eaceb40990487365d0c61f7f8df0b220c318","version":2}]}