{"id": 109423, "title": "Grove - Ear-clip Heart Rate Sensor", "brand": "Seeed Studio", "mpn": null, "sku": "101020033", "category": null, "price": 25.9, "currency": "SGD", "price_usd": 20.3086, "availability": "out_of_stock", "seller": {"id": "ami", "name": "Amicus Engineering", "domain": "amicus.com.sg", "country": "SG"}, "seller_url": "https://amicus.com.sg/products/grove-ear-clip-heart-rate-sensor/", "page": "https://roboticmarket.aigap.com/p/109423.html", "first_seen": "2026-08-11 06:13:29.678025+00:00", "last_seen": "2026-08-11 06:13:29.678025+00:00", "image": "https://roboticmarket.aigap.com/media/img/ami/fc/fc26062d3f4b933e235b5fe55afcebc4.jpg", "price_history": [{"at": "2026-08-11 06:13:29.678025+00:00", "price": 25.9, "currency": "SGD", "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."}