{"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":"2026-09-17T12:27:21+00:00","price":"61.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B09KLJN2JN?maas=maas_adg_api_581733982649029179_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=f6fe09ea34078ab66f9174829edda80a&aa_adgroupid=ccf12864ff2b9bbc564c6c2275d36403_PBSEP_!!!affid!!!_118045_&aa_creativeid=48e9RcGvurkw4N9_a7pfJX7CqkKNQdvqULJXNPU94E9AQiE8_c"}],"product":{"brand":"Renpho - UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/eye-massager-with-heat-bluetooth-music-electric-vibration-for-dry-eyes-sleep-mask-for-dark-circles-eye-strain-eye-bags-improve-sleeping-birthd-b09kljn2jn/prices","gtin":null,"id":7364,"model_number":null,"name":"Eye Massager with Heat & Bluetooth Music, Electric Vibration for Dry Eyes | Sleep Mask for Dark Circles, Eye Strain,Eye Bags, Improve Sleeping, Birthd","product_url":"https://mail.mainbuyer.com/product/eye-massager-with-heat-bluetooth-music-electric-vibration-for-dry-eyes-sleep-mask-for-dark-circles-eye-strain-eye-bags-improve-sleeping-birthd-b09kljn2jn","urn":"MB-AWIN-GB-B09KLJN2JN"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"61.99","historical_low":"61.99","last_observed_at":"2026-09-17T12:27:21+00:00","low_30d":"61.99","low_90d":"61.99","median_price":"61.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:27:21+00:00"}}