{"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":"2026-09-17T12:29:35+00:00","price":"145.79","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0FKMXHDVV?maas=maas_adg_api_579005915750832748_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB6389c0ff42cd8ac14b7606baf3000b3a&aa_adgroupid=50796c1c957e0a755e7eb3c274f6d792_PBSEP_!!!affid!!!_118045_&aa_creativeid=4bcd8obyH2sYfMFOWcuCz5KOwLjcpDmGgq9TcGm04oZ_baCI_c"}],"product":{"brand":"QEZER-UK","evidence_url":"https://www.mainbuyer.com/evidence/products/xxl-down-sleeping-bag-230cm-x-100-cm-extra-large-sleeping-bag-lightweight-and-warm-for-3-4-seasons-adults-outdoor-camping-hiking-and-backpacking-b0fkmxhdvv/prices","gtin":null,"id":11475,"model_number":null,"name":"XXL Down Sleeping Bag,230cm x 100 cm Extra Large Sleeping Bag Lightweight and Warm for 3~4 Seasons Adults Outdoor Camping, Hiking and Backpacking","product_url":"https://www.mainbuyer.com/product/xxl-down-sleeping-bag-230cm-x-100-cm-extra-large-sleeping-bag-lightweight-and-warm-for-3-4-seasons-adults-outdoor-camping-hiking-and-backpacking-b0fkmxhdvv","urn":"MB-AWIN-GB-B0FKMXHDVV"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"145.79","historical_low":"145.79","last_observed_at":"2026-09-17T12:29:35+00:00","low_30d":"145.79","low_90d":"145.79","median_price":"145.79","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:29:35+00:00"}}