{"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":"2026-09-17T12:30:46+00:00","price":"139.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0GQSNP5KT?maas=maas_adg_api_591851791929461796_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBa924ca937c72d5c74296c62a512fd77e&aa_adgroupid=c6e71b63081fe1ddf4ab37dbe03aa725_PBSEP_!!!affid!!!_118045_&aa_creativeid=c34ezLANVM8owoz8f5qMJjS5rI4QPiifDIQHCnp9eca4iW0_c"}],"product":{"brand":"Lefant UK(ZYG)","evidence_url":"https://www.mainbuyer.com/evidence/products/lefant-m330-pro-robot-vacuum-cleaner-150min-runtime-360-lidar-navigation-b0gqsnp5kt/prices","gtin":null,"id":13185,"model_number":null,"name":"Lefant M330 Pro Robot Vacuum cleaner, 150Min Runtime, 360\u00c2\u00b0LiDAR Navigation","product_url":"https://www.mainbuyer.com/product/lefant-m330-pro-robot-vacuum-cleaner-150min-runtime-360-lidar-navigation-b0gqsnp5kt","urn":"MB-AWIN-GB-B0GQSNP5KT"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"139.99","historical_low":"139.99","last_observed_at":"2026-09-17T12:30:46+00:00","low_30d":"139.99","low_90d":"139.99","median_price":"139.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:30:46+00:00"}}