{"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":"2026-09-17T12:28:11+00:00","price":"57.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0FLQ6C5YY?maas=maas_adg_api_590570065607403199_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=696b5d4010fb0ce55a79035b360fb54c&aa_adgroupid=a740fa3d389807af6123b4bff7ff7fbd_PBSEP_!!!affid!!!_118045_&aa_creativeid=de95n6Tk9yqeE32ykNaQoS2RaNbc_ayWjTGk8aXOgXyjFIM4_c"}],"product":{"brand":"Bedlore-UK","evidence_url":"https://www.mainbuyer.com/evidence/products/bedlore-super-king-mattress-topper-viscose-derived-from-bamboo-mattress-pad-b0flq6c5yy/prices","gtin":null,"id":8824,"model_number":null,"name":"BEDLORE Super King Mattress Topper,Viscose Derived from Bamboo Mattress Pad","product_url":"https://www.mainbuyer.com/product/bedlore-super-king-mattress-topper-viscose-derived-from-bamboo-mattress-pad-b0flq6c5yy","urn":"MB-AWIN-GB-B0FLQ6C5YY"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"57.99","historical_low":"57.99","last_observed_at":"2026-09-17T12:28:11+00:00","low_30d":"57.99","low_90d":"57.99","median_price":"57.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:28:11+00:00"}}