jM
{"app":"GaiaLog","data_type":"air_quality","timestamp":1757969125180,"payload":{"air_quality_index":5,"carbon_monoxide":1406,"coarse_particulate_matter_pm10":154.29,"fine_particulate_matter_pm25":152.07,"location":"Chengdu","location_ascii":"Chengdu","nitrogen_dioxide":134.125,"ozone":90,"timestamp":"2025-09-15T20:45:25.180Z","payload_sha256":"acfbaa4dac9cf75005f662e74c7f2f66ec09edd955f8a8346dd9ef28532b8a77","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjUsInBtMjUiOjE1Mi4w"},"provider":"WeatherAPI.com"}
https://whatsonchain.com/tx/0bb088d0aa0e67cebf3b1ae0dc2e2bd6afe149d1960494d650ca9b7803ed73ae