{"code":"306950","isin":"KR7306950007","name":"KODEX KRX300레버리지","as_of":20260804,"close":64100.0,"change":-1665.0,"change_rate_pct":-2.53,"open":67420.0,"high":68155.0,"low":62000.0,"volume":4474,"amount":290920295.0,"nav":63233.1,"nav_disparity_pct":1.37,"net_asset":52286308178.0}