jM2{"app":"GaiaLog","data_type":"air_quality","timestamp":1759010400000,"payload":{"air_quality_index":14,"carbon_monoxide":6.4,"coarse_particulate_matter_pm10":14,"fine_particulate_matter_pm25":0,"location":"Jinshan Fengjing, Shanghai (éå±±æ«æ³¾)","location_ascii":"Jinshan Fengjing, Shanghai (????)","nitrogen_dioxide":11,"ozone":4.1,"timestamp":"2025-09-27T22:00:00.000Z","payload_sha256":"674faa41a793710271879ec7f4c6015a637924c49980ad2042082ed908420001","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjE0LCJwbTI1IjowLCJw"},"provider":"WAQI"}
https://whatsonchain.com/tx/c8e074cc70248895669f78cdfd52d375e85bc8f6287c4c8a306fbf2201eeddfc