{"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":"2026-09-17T12:28:49+00:00","price":"24.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0C3MX4YH3?maas=maas_adg_api_579210529319018229_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBc26672ce88ecfa03b822759110b66aa6&aa_adgroupid=00519a4d9b6a80ccd2e4f4ae24635f28_PBSEP_!!!affid!!!_118045_&aa_creativeid=16c7LGI9LcfRMm32_bte5tDOsYzzUzzx43o1B9zrR0cozQbc_c"}],"product":{"brand":"The Twiddlers UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/the-twiddlers-bulk-colouring-pencils-24-boxes-12-per-box-288-total-b0c3mx4yh3/prices","gtin":null,"id":10036,"model_number":null,"name":"THE TWIDDLERS Bulk Colouring Pencils, 24 Boxes, 12 Per Box, 288 Total","product_url":"https://mail.mainbuyer.com/product/the-twiddlers-bulk-colouring-pencils-24-boxes-12-per-box-288-total-b0c3mx4yh3","urn":"MB-AWIN-GB-B0C3MX4YH3"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"24.99","historical_low":"24.99","last_observed_at":"2026-09-17T12:28:49+00:00","low_30d":"24.99","low_90d":"24.99","median_price":"24.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:28:49+00:00"}}