jMf{"app":"GaiaLog","data_type":"air_quality","timestamp":1758708000000,"payload":{"air_quality_index":76,"carbon_monoxide":0.1,"coarse_particulate_matter_pm10":36,"fine_particulate_matter_pm25":76,"location":"Lingcheng Art Center, Lingcheng District (éµååºéµåèºæ¯ä¸å¿)","location_ascii":"Lingcheng Art Center, Lingcheng District (?????????)","nitrogen_dioxide":11.9,"ozone":55.8,"timestamp":"2025-09-24T10:00:00.000Z","payload_sha256":"3565e3f57a56e52ab9e4cf7ccb8cafe13c97148b36403894aedf9c42edc9473e","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjc2LCJwbTI1Ijo3Niwi"},"provider":"WAQI"}
https://whatsonchain.com/tx/f46efa4c5e2c1d116a3f910cebf12e98132bdc8c5dafd5434d6fa4a0ce529df1