{"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-j9lz0cu3","versions":[{"created_at":"2026-06-09T10:32:24Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/aichi/sc_nagoyashichikusa/nc_20525200/ 価格4190万円 建ぺい60%/容積200% 取得2026-06-09","saved_by":"editor","sha256":"83b0534cdd241886c1c1fc0eb8242ba7b6c4c3bef00a1d3770e3b033c2040fba","version":2}]}