{"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":"2026-09-17T12:28:59+00:00","price":"23.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B09K74FDLL?maas=maas_adg_api_591514803013323719_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB7bce50449938388e7e7f54caf5a0996f&aa_adgroupid=c5c4f2e8a79f8e85b4be20ab8e2ae9f7_PBSEP_!!!affid!!!_118045_&aa_creativeid=4c6c7GJH6ppivyUDC_aXvJQKQyeQ5OtZlwv13e0w6R3DelWU_c"}],"product":{"brand":"ESR UK","evidence_url":"https://mainbuyer.com/evidence/products/esr-upgraded-for-magsafe-wallet-5-card-holder-rfid-blocking-b09k74fdll/prices","gtin":null,"id":10358,"model_number":null,"name":"ESR Upgraded for MagSafe Wallet, 5 Card Holder, RFID Blocking","product_url":"https://mainbuyer.com/product/esr-upgraded-for-magsafe-wallet-5-card-holder-rfid-blocking-b09k74fdll","urn":"MB-AWIN-GB-B09K74FDLL"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"23.99","historical_low":"23.99","last_observed_at":"2026-09-17T12:28:59+00:00","low_30d":"23.99","low_90d":"23.99","median_price":"23.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:28:59+00:00"}}