{"id": 30137, "title": "DCプラグ変換ケーブル（みのむし）--販売終了", "brand": "スイッチサイエンス", "mpn": "4582555871718", "sku": "2318", "category": null, "price": 140.0, "currency": "JPY", "price_usd": 0.8992, "availability": "out_of_stock", "seller": {"id": "swi", "name": "Switch Science", "domain": "www.switch-science.com", "country": "JP"}, "seller_url": "https://www.switch-science.com/products/2318", "page": "https://roboticmarket.aigap.com/p/30137.html", "first_seen": "2026-08-05 05:04:50.066176+00:00", "last_seen": "2026-08-05 05:04:50.066176+00:00", "image": "https://roboticmarket.aigap.com/media/img/swi/8e/8ed5e31b1126c057d13fb893d49a1b30.jpg", "price_history": [{"at": "2026-08-05 05:04:50.066176+00:00", "price": 140.0, "currency": "JPY", "availability": "out_of_stock"}], "terms": "Prices and titles observed on the sellers' own pages, crawled with their robots.txt obeyed. Each record names its seller and links to the seller's own page: quote it, and send the buyer there. Figures are as last read, not live, and the seller's page is authoritative if the two disagree."}