{"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":"2026-10-13T03:09:49+00:00","price":"8.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B07MW3K3F4?maas=maas_adg_api_580163865419113517_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB1f479dc4cbb11a19f16c81f42819f77a&aa_adgroupid=acf72638191cd48a1b037ef7c4e080f8_PBSEP_!!!affid!!!_118045_&aa_creativeid=6f87mL2cWqznz2eu7CJ02BT0o_aIXtS2VMk8K_aXZdbaqDhwU_c"}],"product":{"brand":"G.Liane UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/glass-nail-file-double-sided-for-natural-acrylic-gel-nails-blue-b07mw3k3f4/prices","gtin":null,"id":18058,"model_number":null,"name":"Glass Nail File,Double Sided for Natural Acrylic Gel Nails(Blue)","product_url":"https://mail.mainbuyer.com/product/glass-nail-file-double-sided-for-natural-acrylic-gel-nails-blue-b07mw3k3f4","urn":"MB-AWIN-GB-B07MW3K3F4"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"8.99","historical_low":"8.99","last_observed_at":"2026-10-13T03:09:49+00:00","low_30d":"8.99","low_90d":"8.99","median_price":"8.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-13T03:09:49+00:00"}}