{"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":"2026-10-23T03:10:43+00:00","price":"68.59","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0FXFXL6RS?maas=maas_adg_api_579967245749788136_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB91ff4ee529c02fe4ce2615b2925f50e7_f06039d40a03&aa_adgroupid=f58c1536e31834633a4cc810510e4af6_PBSEP_!!!affid!!!_118045_&aa_creativeid=ba02sBopS37XYOtXt_bqMZS5SooJOffd8q_aog4d43NZ_aWP4w_c"}],"product":{"brand":"FlexiSpot UK","evidence_url":"https://mainbuyer.com/evidence/products/flexispot-ergonomic-office-chair-with-syncro-tilt-adaptive-armrests-desk-chair-with-adjustable-backrest-ergonomic-lumbar-support-sponge-cuishion-se-b0fxfxl6rs/prices","gtin":null,"id":19784,"model_number":null,"name":"FLEXISPOT Ergonomic Office Chair with Syncro Tilt Adaptive Armrests, Desk Chair with Adjustable Backrest, Ergonomic Lumbar Support, Sponge Cuishion Se","product_url":"https://mainbuyer.com/product/flexispot-ergonomic-office-chair-with-syncro-tilt-adaptive-armrests-desk-chair-with-adjustable-backrest-ergonomic-lumbar-support-sponge-cuishion-se-b0fxfxl6rs","urn":"MB-AWIN-GB-B0FXFXL6RS"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"68.59","historical_low":"68.59","last_observed_at":"2026-10-23T03:10:43+00:00","low_30d":"68.59","low_90d":"68.59","median_price":"68.59","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-23T03:10:43+00:00"}}