{"dataset":"MainBuyer UK price observations","market":"GB","market_name":"United Kingdom","methodology":"Each observation is stored only when MainBuyer has a timestamped checked retailer offer. Missing days are not interpolated or invented. Historical low, high and median figures use recorded in-stock observations only.","observations":[{"currency":"GBP","in_stock":true,"observed_at":"2026-09-17T12:28:10+00:00","price":"65.27","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0FLX9MHRK?maas=maas_adg_api_590570065607403199_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=696b5d4010fb0ce55a79035b360fb54c&aa_adgroupid=463c8b7659ee2aa74a090dd0bec5f1f8_PBSEP_!!!affid!!!_118045_&aa_creativeid=b272TcUhcyV1KjFQJ83Jt_baMQKz3BTrTNTVwZIHn_b1naoYc_c"}],"product":{"brand":"Bedlore-UK","evidence_url":"https://mainbuyer.com/evidence/products/bedlore-mattress-topper-super-king-2-in-1-dual-layer-design-memory-foam-pad-b0flx9mhrk/prices","gtin":null,"id":8801,"model_number":null,"name":"BEDLORE Mattress Topper Super King,2-in-1 Dual Layer Design Memory Foam Pad","product_url":"https://mainbuyer.com/product/bedlore-mattress-topper-super-king-2-in-1-dual-layer-design-memory-foam-pad-b0flx9mhrk","urn":"MB-AWIN-GB-B0FLX9MHRK"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"65.27","historical_low":"65.27","last_observed_at":"2026-09-17T12:28:10+00:00","low_30d":"65.27","low_90d":"65.27","median_price":"65.27","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:28:10+00:00"}}