{"symbol":"SZ300750","name":"\u5b81\u5fb7\u65f6\u4ee3","price":254.8,"change":-9.26,"change_pct":-3.507,"currency":"CNY","exchange":"SZ","ts":1793946909,"ts_utc":"2026-11-06T06:35:09Z","source":"sina","input_symbol":"SZ300750"}