{"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":"2026-09-17T12:26:49+00:00","price":"42.98","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B09Q59321N?maas=maas_adg_api_585871533173761261_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBf8b2f317f5cbd4062493faf71811342b&aa_adgroupid=4f70a3c353e4ee6e3d3142b717c56c5b_PBSEP_!!!affid!!!_118045_&aa_creativeid=e6f0xJnr80zs9btmmi3vzuEabXa33xODLzdcBx1bt5eUwP0_c"}],"product":{"brand":"TRIBIT UK","evidence_url":"https://www.mainbuyer.com/evidence/products/tribit-stormbox-micro-2-wireless-portable-bike-speaker-10w-deep-bass-sound-b09q59321n/prices","gtin":null,"id":6497,"model_number":null,"name":"Tribit StormBox Micro 2 Wireless Portable Bike Speaker, 10W Deep Bass Sound","product_url":"https://www.mainbuyer.com/product/tribit-stormbox-micro-2-wireless-portable-bike-speaker-10w-deep-bass-sound-b09q59321n","urn":"MB-AWIN-GB-B09Q59321N"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"42.98","historical_low":"42.98","last_observed_at":"2026-09-17T12:26:49+00:00","low_30d":"42.98","low_90d":"42.98","median_price":"42.98","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:26:49+00:00"}}