{"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":"2026-09-17T12:30:08+00:00","price":"41.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0FC2T71WZ?maas=maas_adg_api_592726080587323501_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=dd7510ecb8e7c3027c7436f2c8a12605&aa_adgroupid=332b670fca3d1026836c149e0aab9503_PBSEP_!!!affid!!!_118045_&aa_creativeid=d997RmoQAsqGg4S2SHlWwxf8hqo1tRqqkBdaK9es3Aa9R3c_c"}],"product":{"brand":"ANYCUBIC UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/anycubic-petg-3d-printer-filament-1-75mm-1kg-black-4-b0fc2t71wz/prices","gtin":null,"id":12293,"model_number":null,"name":"ANYCUBIC PETG 3D Printer Filament 1.75mm, 1KG Black*4","product_url":"https://mail.mainbuyer.com/product/anycubic-petg-3d-printer-filament-1-75mm-1kg-black-4-b0fc2t71wz","urn":"MB-AWIN-GB-B0FC2T71WZ"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"41.99","historical_low":"41.99","last_observed_at":"2026-09-17T12:30:08+00:00","low_30d":"41.99","low_90d":"41.99","median_price":"41.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:30:08+00:00"}}