jMG{"app":"GaiaLog","data_type":"air_quality","timestamp":1758373200000,"payload":{"air_quality_index":55,"carbon_monoxide":0.1,"coarse_particulate_matter_pm10":24,"fine_particulate_matter_pm25":46,"location":"Zoucheng Old Town, Zoucheng (é¹åå¸é¹åèååº)","location_ascii":"Zoucheng Old Town, Zoucheng (????????)","nitrogen_dioxide":2.3,"ozone":54.5,"timestamp":"2025-09-20T13:00:00.000Z","payload_sha256":"1c5a023081ef47313d50127e2eaed3eb1f92791ead2a65cd6f5bb5fc3b017ed8","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjU1LCJwbTI1Ijo0Niwi"},"provider":"WAQI"}
https://whatsonchain.com/tx/dbe3a35b5bc167b9f7d2cfd90dfad12c4fb92acd313cc217287e0069e2d4e0a9