jM{"app":"GaiaLog","data_type":"air_quality","timestamp":1758027348979,"payload":{"air_quality_index":2,"carbon_monoxide":371.85,"coarse_particulate_matter_pm10":31.635,"fine_particulate_matter_pm25":29.415,"location":"Shenzhen","location_ascii":"Shenzhen","nitrogen_dioxide":47.915,"ozone":68,"timestamp":"2025-09-16T12:55:48.979Z","payload_sha256":"127dd80741029f704673fc24a9cf77ba74d3fe6322beb64fea50328a6dca4175","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjIsInBtMjUiOjI5LjQx"},"provider":"WeatherAPI.com"}
https://whatsonchain.com/tx/83df485c2b847d9efc403bc4ded5ddae4e6bbd8bf970bda7809f7af2bee531ae