{"id": 36769, "title": "モノラル密閉型スピーカー（4 Ω 3 W、コネクタ無）", "brand": "Adafruit", "mpn": "4573252947776", "sku": "6103", "category": null, "price": 968.0, "currency": "JPY", "price_usd": 6.2174, "availability": "in_stock", "seller": {"id": "swi", "name": "Switch Science", "domain": "www.switch-science.com", "country": "JP"}, "seller_url": "https://www.switch-science.com/products/6103", "page": "https://roboticmarket.aigap.com/p/36769.html", "first_seen": "2026-08-05 14:45:50.763321+00:00", "last_seen": "2026-08-05 14:45:50.763321+00:00", "image": "https://roboticmarket.aigap.com/media/img/swi/ec/ec616ad9689b1ea25e8b29b7dfac8798.jpg", "price_history": [{"at": "2026-08-05 14:45:50.763321+00:00", "price": 968.0, "currency": "JPY", "availability": "in_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."}