jM/{"app":"GaiaLog","data_type":"air_quality","timestamp":1758376800000,"payload":{"air_quality_index":61,"carbon_monoxide":4.6,"coarse_particulate_matter_pm10":29,"fine_particulate_matter_pm25":61,"location":"Yaohai District, Hefei (åè¥ç¶æµ·åº)","location_ascii":"Yaohai District, Hefei (?????)","nitrogen_dioxide":11.9,"ozone":0,"timestamp":"2025-09-20T14:00:00.000Z","payload_sha256":"2f560f65b68986228c32686ec0138d8943699f5a6734f90315cc5650230ae8c7","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjYxLCJwbTI1Ijo2MSwi"},"provider":"WAQI"}
https://whatsonchain.com/tx/80775af2ff27ebcb52debca957da334ffe4e2da77dd45a99d4f5308b69a558d0