{"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":"2026-10-21T03:10:06+00:00","price":"145.98","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0GJ3H57QV?maas=maas_adg_api_578502791986193560_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBa5fa7fbe28d3113da91ea3d824370217_a2afce01711d&aa_adgroupid=58a46941df39d235cb2e33c2e1acaa9a_PBSEP_!!!affid!!!_118045_&aa_creativeid=6c0cf4vnU4ngFxpP3Uqv9Tzh91h5bohBE_bL6uLNtvZJ3_bNU_c"}],"product":{"brand":"Inofia UK","evidence_url":"https://mainbuyer.com/evidence/products/inofia-double-folding-mattress-memory-foam-foldable-mattress-b0gj3h57qv/prices","gtin":null,"id":19118,"model_number":null,"name":"Inofia Double Folding Mattress,Memory Foam Foldable Mattress","product_url":"https://mainbuyer.com/product/inofia-double-folding-mattress-memory-foam-foldable-mattress-b0gj3h57qv","urn":"MB-AWIN-GB-B0GJ3H57QV"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"145.98","historical_low":"145.98","last_observed_at":"2026-10-21T03:10:06+00:00","low_30d":"145.98","low_90d":"145.98","median_price":"145.98","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-21T03:10:06+00:00"}}