{"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":"2026-09-17T12:29:27+00:00","price":"169.98","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0H2HF56RM?maas=maas_adg_api_588870224729489810_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB46aedfa10a68c55a37174211e3ab0f19&aa_adgroupid=eaa1e3e807d8ee9d87467d6acab74b8d_PBSEP_!!!affid!!!_118045_&aa_creativeid=11752aiDkcDgfu4LvzN2qBpUQMionwbnCCE2Ps6JlKjCrw0_c"}],"product":{"brand":"Umitec UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/zone-craft-led-face-mask-red-light-therapy-mask-four-modes-three-levels-remote-control-10-minutes-4000mah-storage-bag-eye-pads-gift-for-wife-g-b0h2hf56rm/prices","gtin":null,"id":11245,"model_number":null,"name":"Zone Craft LED Face Mask, Red Light Therapy Mask, Four Modes Three Levels, Remote Control 10 Minutes, 4000mAh, Storage Bag, Eye Pads, Gift for Wife, G","product_url":"https://mail.mainbuyer.com/product/zone-craft-led-face-mask-red-light-therapy-mask-four-modes-three-levels-remote-control-10-minutes-4000mah-storage-bag-eye-pads-gift-for-wife-g-b0h2hf56rm","urn":"MB-AWIN-GB-B0H2HF56RM"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"169.98","historical_low":"169.98","last_observed_at":"2026-09-17T12:29:27+00:00","low_30d":"169.98","low_90d":"169.98","median_price":"169.98","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:29:27+00:00"}}