{"id": 27090, "title": "AVRマイコン・リファレンス・ブック--販売終了", "brand": "スイッチサイエンス", "mpn": "4573252955122", "sku": "771", "category": null, "price": 3520.0, "currency": "JPY", "price_usd": 22.6087, "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/771", "page": "https://roboticmarket.aigap.com/p/27090.html", "first_seen": "2026-08-05 01:01:56.094010+00:00", "last_seen": "2026-08-05 01:01:56.094010+00:00", "image": "https://roboticmarket.aigap.com/media/img/swi/e6/e644c79ab17bbc68c55cf5587bc0b15c.jpg", "price_history": [{"at": "2026-08-05 01:01:56.094010+00:00", "price": 3520.0, "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."}