{"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":"2026-09-17T12:29:20+00:00","price":"30.58","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0GVL29KHV?maas=maas_adg_api_579210529319018229_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBc26672ce88ecfa03b822759110b66aa6&aa_adgroupid=d30737d59cfe9ae1078ff3057c53322c_PBSEP_!!!affid!!!_118045_&aa_creativeid=dead9zDXkCgBBJ5zI9RbVRpdEzH6_aEv9tknA6uN4LJcRpoY_c"}],"product":{"brand":"The Twiddlers UK","evidence_url":"https://www.mainbuyer.com/evidence/products/the-twiddlers-144-mini-colouring-books-and-36-boxes-of-crayons-for-kids-4-per-box-144-crayons-total-perfect-small-colouring-book-party-bag-filler-b0gvl29khv/prices","gtin":null,"id":11074,"model_number":null,"name":"THE TWIDDLERS 144 Mini Colouring Books and 36 Boxes of Crayons for Kids (4 Per Box, 144 Crayons Total) - Perfect Small Colouring Book Party Bag Filler","product_url":"https://www.mainbuyer.com/product/the-twiddlers-144-mini-colouring-books-and-36-boxes-of-crayons-for-kids-4-per-box-144-crayons-total-perfect-small-colouring-book-party-bag-filler-b0gvl29khv","urn":"MB-AWIN-GB-B0GVL29KHV"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"30.58","historical_low":"30.58","last_observed_at":"2026-09-17T12:29:20+00:00","low_30d":"30.58","low_90d":"30.58","median_price":"30.58","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:29:20+00:00"}}