jMD{"app":"GaiaLog","data_type":"air_quality","timestamp":1758808800000,"payload":{"air_quality_index":46,"carbon_monoxide":0.1,"coarse_particulate_matter_pm10":29,"fine_particulate_matter_pm25":46,"location":"Jiaozhou No. 1, Jiaozhou City (è¶å·å¸è¶å·1å·)","location_ascii":"Jiaozhou No. 1, Jiaozhou City (?????1?)","nitrogen_dioxide":25.2,"ozone":22,"timestamp":"2025-09-25T14:00:00.000Z","payload_sha256":"47d98a0f40ad9bcbf3b1788dff327606c88d3451342177b1f094e7262f0a794d","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjQ2LCJwbTI1Ijo0Niwi"},"provider":"WAQI"}
https://whatsonchain.com/tx/aa3ae4cbd55d4ecdabd2ff7b8b4b1f1da8c77821dc66a2a0b02795fdfd7e752a