jMz{"app":"GaiaLog","data_type":"air_quality","timestamp":1758524400000,"payload":{"air_quality_index":42,"carbon_monoxide":0.1,"coarse_particulate_matter_pm10":25,"fine_particulate_matter_pm25":42,"location":"Yangxin Vocational Secondary School, Yangxin County (é³ä¿¡å¿é³ä¿¡èä¸ä¸ä¸)","location_ascii":"Yangxin Vocational Secondary School, Yangxin County (?????????)","nitrogen_dioxide":11.5,"ozone":39,"timestamp":"2025-09-22T07:00:00.000Z","payload_sha256":"e81cc274072babe351afc7639c64dea192b724c6429e5a176595381e54ec4562","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjQyLCJwbTI1Ijo0Miwi"},"provider":"WAQI"}
https://whatsonchain.com/tx/4fb0c9dee759a3df72f58ebf2cd50be65f8d94847d3c4ea9dcf32ee895b8a49a