{"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-o1r3kqb2","versions":[{"created_at":"2026-06-09T10:18:54Z","element_count":89,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/kanagawa/sc_kawasakishimiyamae/nc_20692733/ 価格3810万円 建ぺい60%/容積160% 取得2026-06-09","saved_by":"editor","sha256":"5ffe87fe0352bcb0bbdfe7544c4eb39e52b2d4d8e50b902f0bb32d5026540230","version":2}]}