jMH{"app":"GaiaLog","data_type":"air_quality","timestamp":1758610800000,"payload":{"air_quality_index":18,"carbon_monoxide":1.9,"coarse_particulate_matter_pm10":28,"fine_particulate_matter_pm25":0,"location":"Songjiang Zhongchen Road, Shanghai (æ¾æ±ä¸è¾°è·¯)","location_ascii":"Songjiang Zhongchen Road, Shanghai (?????)","nitrogen_dioxide":4.6,"ozone":17.9,"timestamp":"2025-09-23T07:00:00.000Z","payload_sha256":"95ce19b394a277127d1c1d34703a94d2e7be7783d645b5d10fe30c98b3048be8","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjE4LCJwbTI1IjowLCJw"},"provider":"WAQI"}
https://whatsonchain.com/tx/bc1dc0fd340affbdbb924adaa8f11db62bbb9491aba0aa7b330c1acbd3b1a6f3