{"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":"2026-10-21T03:10:15+00:00","price":"51.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0H8D67618?maas=maas_adg_api_590570065607403199_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB696b5d4010fb0ce55a79035b360fb54c_1f45393c6563&aa_adgroupid=be1ab4813eac5d562d5a1e6c5844bd7d_PBSEP_!!!affid!!!_118045_&aa_creativeid=8393B4KMaWfDEKUkiQ_a1EdM_bT1uSRhVztRtNVm84s32FVTs_c"}],"product":{"brand":"Bedlore-UK","evidence_url":"https://mainbuyer.com/evidence/products/bedlore-waterproof-double-mattress-topper-mattress-pad-with-deep-pocket-b0h8d67618/prices","gtin":null,"id":19169,"model_number":null,"name":"BEDLORE Waterproof Double Mattress Topper, Mattress Pad with Deep Pocket","product_url":"https://mainbuyer.com/product/bedlore-waterproof-double-mattress-topper-mattress-pad-with-deep-pocket-b0h8d67618","urn":"MB-AWIN-GB-B0H8D67618"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"51.99","historical_low":"51.99","last_observed_at":"2026-10-21T03:10:15+00:00","low_30d":"51.99","low_90d":"51.99","median_price":"51.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-21T03:10:15+00:00"}}