{"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":"2026-10-23T03:10:53+00:00","price":"35.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0HFRMBT27?maas=maas_adg_api_577553284735287735_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB8f69ba3fb0b68ffb0bd3374755f63aa6_24cf8d06e4ad&aa_adgroupid=ed5769910a4a183e07d70ca8c5089d02_PBSEP_!!!affid!!!_118045_&aa_creativeid=b9f9l1jHoJV1XxpjnumC2nZuQk_bsydugnDyQXMQ0C0tEn0o_c"}],"product":{"brand":"Hotmoon UK","evidence_url":"https://mainbuyer.com/evidence/products/hotmoon-luna-white-noise-sound-machine-45-sounds-with-dual-alarm-clock-b0hfrmbt27/prices","gtin":null,"id":19985,"model_number":null,"name":"Hotmoon Luna White Noise Sound Machine 45 Sounds With Dual Alarm Clock","product_url":"https://mainbuyer.com/product/hotmoon-luna-white-noise-sound-machine-45-sounds-with-dual-alarm-clock-b0hfrmbt27","urn":"MB-AWIN-GB-B0HFRMBT27"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"35.99","historical_low":"35.99","last_observed_at":"2026-10-23T03:10:53+00:00","low_30d":"35.99","low_90d":"35.99","median_price":"35.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-23T03:10:53+00:00"}}