{"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":"2026-09-17T12:29:52+00:00","price":"4.24","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B09S15RLH5?maas=maas_adg_api_592388559938624374_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=0a643cf523b775142609495fd9d7916d&aa_adgroupid=b4fd88ea2f7059b931bc914632adef13_PBSEP_!!!affid!!!_118045_&aa_creativeid=0cb5EfZS7S4KyOYIfgPImBQlfya1JEtVTdaDwp1cGXYeSqM_c"}],"product":{"brand":"TP-Link UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/tp-link-ub5a-bluetooth-5-4-usb-adapter-for-pc-nano-bluetooth-dongle-b09s15rlh5/prices","gtin":null,"id":11916,"model_number":null,"name":"TP-Link UB5A Bluetooth 5.4 USB Adapter for PC, Nano Bluetooth Dongle","product_url":"https://mail.mainbuyer.com/product/tp-link-ub5a-bluetooth-5-4-usb-adapter-for-pc-nano-bluetooth-dongle-b09s15rlh5","urn":"MB-AWIN-GB-B09S15RLH5"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"4.24","historical_low":"4.24","last_observed_at":"2026-09-17T12:29:52+00:00","low_30d":"4.24","low_90d":"4.24","median_price":"4.24","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:29:52+00:00"}}