{"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":"2026-10-03T19:11:41+00:00","price":"20.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0GHVTDH5F?maas=maas_adg_api_592726080587323501_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBdd7510ecb8e7c3027c7436f2c8a12605&aa_adgroupid=90cd81d48c855d0a9b658ec6e023f234_PBSEP_!!!affid!!!_118045_&aa_creativeid=2710p6DP1o53Y1hDMs7zbBNkNp2_bIFaqAIoxNBVCn_aF3c5k_c"}],"product":{"brand":"ANYCUBIC UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/anycubic-petg-cf-carbon-fiber-3d-printer-filament-1-75mm-1kg-black-b0ghvtdh5f/prices","gtin":null,"id":15536,"model_number":null,"name":"ANYCUBIC PETG-CF Carbon Fiber 3D Printer Filament 1.75mm, 1KG Black","product_url":"https://mail.mainbuyer.com/product/anycubic-petg-cf-carbon-fiber-3d-printer-filament-1-75mm-1kg-black-b0ghvtdh5f","urn":"MB-AWIN-GB-B0GHVTDH5F"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"20.99","historical_low":"20.99","last_observed_at":"2026-10-03T19:11:41+00:00","low_30d":"20.99","low_90d":"20.99","median_price":"20.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-03T19:11:41+00:00"}}