{"id": 30813, "title": "Discovery kit with STM32F429ZI MCU--販売終了", "brand": "スイッチサイエンス", "mpn": "4573252940852", "sku": "3205", "category": null, "price": 5060.0, "currency": "JPY", "price_usd": 32.5001, "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/3205", "page": "https://roboticmarket.aigap.com/p/30813.html", "first_seen": "2026-08-05 06:35:49.012564+00:00", "last_seen": "2026-08-05 06:35:49.012564+00:00", "image": "https://roboticmarket.aigap.com/media/img/swi/13/13a6307788ddf46bc3ce55cb8e714f79.jpg", "price_history": [{"at": "2026-08-05 06:35:49.012564+00:00", "price": 5060.0, "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."}