jGaiaLogv1MJ{"app":"GaiaLog","data_type":"air_quality","timestamp":1763773200000,"payload":{"air_quality_index":158,"carbon_monoxide":0.1,"coarse_particulate_matter_pm10":72,"fine_particulate_matter_pm25":158,"location":"Jincheng Middle School, Weifang (æ½åé¦ç¨ä¸å¦)","location_ascii":"Jincheng Middle School, Weifang (??????)","nitrogen_dioxide":21.5,"ozone":13.5,"timestamp":"2025-11-22T01:00:00.000Z","payload_sha256":"5dd01aa6858fd382354158d2bd68cbccc7175bb4feae96327e04844eebb6e99f","db_source_hash":"eyJ0eXBlIjoiYWlyX3F1YWxpdHkiLCJhcSI6eyJhcWkiOjE1OCwicG0yNSI6MTU4"},"provider":"WAQI"}
https://whatsonchain.com/tx/c01bd889225da1265d595eb2aaecbb061836eb873bdb90ff7f3571d9f201475b