jM{"app":"GaiaLog","data_type":"air_quality","timestamp":1759496400000,"payload":{"air_quality_index":99,"carbon_monoxide":0.1,"coarse_particulate_matter_pm10":55,"fine_particulate_matter_pm25":99,"location":"Qingfeng Audio and Video Technology Center, Qingyun County (åºäºå¿åºä¸°å½±é³ç§æä¸å¿)","location_ascii":"Qingfeng Audio and Video Technology Center, Qingyun County (???????????)","nitrogen_dioxide":17.9,"ozone":24.8,"timestamp":"2025-10-03T13:00:00.000Z","payload_sha256":"4c695cbc8f1ebcbcc618ffea40a095e7adefdcec63ffa10712d69b9d28170fae","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjk5LCJwbTI1Ijo5OSwi"},"provider":"WAQI"}
https://whatsonchain.com/tx/faac445a5f1e831c7a4af0ce27e41f8ee3b6c8d9636f98b33c7ecbf8f61d110f