{"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":"2026-09-17T12:28:43+00:00","price":"19.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B086WZ6SBL?maas=maas_adg_api_593518224354085077_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBa8edcc8a0dd354ab1fb1208bcce61a22&aa_adgroupid=1b821eda421e462a5483c3415a04e5b1_PBSEP_!!!affid!!!_118045_&aa_creativeid=84106lvztWpe_auUQ0cgsnRk_bFdzlJNysYUNGOZmuhJqKGM8_c"}],"product":{"brand":"Lepro UK","evidence_url":"https://mainbuyer.com/evidence/products/lepro-st64-e27-screw-bulb-2500k-warm-white-450lm-4w-led-bulb-pack-of-6-b086wz6sbl/prices","gtin":null,"id":9861,"model_number":null,"name":"Lepro ST64 E27 Screw Bulb, 2500K Warm White, 450LM, 4W LED Bulb, Pack of 6","product_url":"https://mainbuyer.com/product/lepro-st64-e27-screw-bulb-2500k-warm-white-450lm-4w-led-bulb-pack-of-6-b086wz6sbl","urn":"MB-AWIN-GB-B086WZ6SBL"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"19.99","historical_low":"19.99","last_observed_at":"2026-09-17T12:28:43+00:00","low_30d":"19.99","low_90d":"19.99","median_price":"19.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:28:43+00:00"}}