{"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":"2026-10-23T03:10:36+00:00","price":"152.48","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0H7S6MN2D?maas=maas_adg_api_579967245749788136_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB91ff4ee529c02fe4ce2615b2925f50e7_13c8988666b4&aa_adgroupid=b1d0b324fbd734e2976870865e76936f_PBSEP_!!!affid!!!_118045_&aa_creativeid=4b4dHwPiml_b8Gd9lABbKyVUjTN7VkI20Kv5kt5U3e3APrMU_c"}],"product":{"brand":"FlexiSpot UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/flexispot-foldex-ergonomic-office-chair-foldable-backrest-desk-chair-with-lumbar-support-height-adjustable-armrests-2d-headrest-footrest-for-home-b0h7s6mn2d/prices","gtin":null,"id":19670,"model_number":null,"name":"FLEXISPOT Foldex Ergonomic Office Chair, Foldable Backrest Desk Chair with Lumbar Support, Height-Adjustable Armrests, 2D Headrest & Footrest for Home","product_url":"https://mail.mainbuyer.com/product/flexispot-foldex-ergonomic-office-chair-foldable-backrest-desk-chair-with-lumbar-support-height-adjustable-armrests-2d-headrest-footrest-for-home-b0h7s6mn2d","urn":"MB-AWIN-GB-B0H7S6MN2D"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"152.48","historical_low":"152.48","last_observed_at":"2026-10-23T03:10:36+00:00","low_30d":"152.48","low_90d":"152.48","median_price":"152.48","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-23T03:10:36+00:00"}}