Transaction

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{"app":"GaiaLog","schema_version":"1.1.0","data_type":"air_quality","timestamp":1770537600000,"payload":{"location":"EPA building, Quzhou (衢州市环保大楼)","timestamp":"2026-02-08T08:00:00.000Z","air_quality_index":82,"fine_particulate_matter_pm25":82,"coarse_particulate_matter_pm10":39,"carbon_monoxide":0,"nitrogen_dioxide":4.6,"ozone":0,"location_ascii":"EPA building, Quzhou (???????)"},"provider":"WAQI"}