jMW{"app":"GaiaLog","data_type":"air_quality","timestamp":1758373200000,"payload":{"air_quality_index":42,"carbon_monoxide":0.1,"coarse_particulate_matter_pm10":18,"fine_particulate_matter_pm25":42,"location":"Wendeng Garden Bureau, Wendeng City (æç»å¸æç»åæå±)","location_ascii":"Wendeng Garden Bureau, Wendeng City (????????)","nitrogen_dioxide":9.6,"ozone":42.3,"timestamp":"2025-09-20T13:00:00.000Z","payload_sha256":"bde19079607918447729912210d14c234ecfee5089614cd63a871cf0878ec163","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjQyLCJwbTI1Ijo0Miwi"},"provider":"WAQI"}
https://whatsonchain.com/tx/5bf9836dfd5ea1db2bdf7a6b32f2bb63fe5be75cdca8bf50a9fba7961b3cd060