{"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":"2026-09-17T12:27:20+00:00","price":"15.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0B2KMX52X?maas=maas_adg_api_587538883746828361_static_12_45&ref_=aa_maas&aa_campaignid=2948738da51ce6f4d78887ccf078c346&aa_adgroupid=9eac32a825a15325a07c8d35709a11b3_PBSEP_!!!affid!!!_118045_&aa_creativeid=b69dqlj2KgR12GJxo2pqaj2sy_bZJD93YQz7jNvacrOBJibk_c"}],"product":{"brand":"Aionly uk","evidence_url":"https://mainbuyer.com/evidence/products/fidget-magnetic-pen-decompression-ballpoint-magnet-pen-fidget-toys-gifts-for-men-teen-christmas-stocking-filler-gift-for-teenage-boys-girls-unique-b0b2kmx52x/prices","gtin":null,"id":7323,"model_number":null,"name":"Fidget Magnetic Pen, Decompression Ballpoint Magnet Pen Fidget Toys Gifts for Men Teen, Christmas Stocking Filler Gift For Teenage Boys Girls, Unique","product_url":"https://mainbuyer.com/product/fidget-magnetic-pen-decompression-ballpoint-magnet-pen-fidget-toys-gifts-for-men-teen-christmas-stocking-filler-gift-for-teenage-boys-girls-unique-b0b2kmx52x","urn":"MB-AWIN-GB-B0B2KMX52X"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"15.99","historical_low":"15.99","last_observed_at":"2026-09-17T12:27:20+00:00","low_30d":"15.99","low_90d":"15.99","median_price":"15.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:27:20+00:00"}}