{"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":"2026-10-21T03:10:14+00:00","price":"12.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B07MHKKGC5?maas=maas_adg_api_579210529319018229_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBc26672ce88ecfa03b822759110b66aa6_5957880a71e2&aa_adgroupid=4a9dbc89b61f47a08d25f14ec909dd01_PBSEP_!!!affid!!!_118045_&aa_creativeid=c4502KGU3dFjBraV6byWGicPVy6Vg2PrRl6UIpM7mcefNxQ_c"}],"product":{"brand":"The Twiddlers UK","evidence_url":"https://mainbuyer.com/evidence/products/the-twiddlers-giant-magic-rainbow-spring-15cm-6-perfect-for-children-kids-birthday-party-favours-huge-sensory-game-giant-slinky-toy-b07mhkkgc5/prices","gtin":null,"id":19158,"model_number":null,"name":"THE TWIDDLERS Giant Magic Rainbow Spring, 15cm / 6\" - Perfect for Children & Kids Birthday Party Favours, Huge Sensory Game, Giant Slinky Toy","product_url":"https://mainbuyer.com/product/the-twiddlers-giant-magic-rainbow-spring-15cm-6-perfect-for-children-kids-birthday-party-favours-huge-sensory-game-giant-slinky-toy-b07mhkkgc5","urn":"MB-AWIN-GB-B07MHKKGC5"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"12.99","historical_low":"12.99","last_observed_at":"2026-10-21T03:10:14+00:00","low_30d":"12.99","low_90d":"12.99","median_price":"12.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-21T03:10:14+00:00"}}