{"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":"2026-09-17T12:27:56+00:00","price":"49.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0GGGQ35RX?maas=maas_adg_api_590820384154768156_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=29818dc5ed4c177e80a29e1cdf3a78b3&aa_adgroupid=5bfd36df2291adad4e61035c6def37bb_PBSEP_!!!affid!!!_118045_&aa_creativeid=0f889FZbaoSH0uiFLQ4GxS3hCf55Y0exHZ1kuRseAcpcE7I_c"}],"product":{"brand":"poposoap-uk","evidence_url":"https://mainbuyer.com/evidence/products/poposoap-8w-solar-pond-aerator-with-4400-mah-battery-backup-for-fish-pond-b0gggq35rx/prices","gtin":null,"id":8400,"model_number":null,"name":"POPOSOAP 8W Solar Pond Aerator with 4400 mAh Battery Backup for Fish Pond","product_url":"https://mainbuyer.com/product/poposoap-8w-solar-pond-aerator-with-4400-mah-battery-backup-for-fish-pond-b0gggq35rx","urn":"MB-AWIN-GB-B0GGGQ35RX"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"49.99","historical_low":"49.99","last_observed_at":"2026-09-17T12:27:56+00:00","low_30d":"49.99","low_90d":"49.99","median_price":"49.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:27:56+00:00"}}