jM:{"app":"GaiaLog","data_type":"air_quality","timestamp":1758819600000,"payload":{"air_quality_index":91,"carbon_monoxide":11.8,"coarse_particulate_matter_pm10":82,"fine_particulate_matter_pm25":91,"location":"Liaoning University, Shenyang (æ²é³è¾½å¤§)","location_ascii":"Liaoning University, Shenyang (????)","nitrogen_dioxide":33.9,"ozone":0,"timestamp":"2025-09-25T17:00:00.000Z","payload_sha256":"8a5e18f38b1c8a559c89aa4246cf880389cbaee555ca778f9c5a356849038458","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjkxLCJwbTI1Ijo5MSwi"},"provider":"WAQI"}
https://whatsonchain.com/tx/dd5f8ba3bd2d8fbd48aedc628cfeb3df3b62b129b4f104de2152d83baae7d9ae