{"code":1002,"message":"示例数据，与参数无关","content":[{"code":"159300","name":"300ETF","price":4.018,"high":4.044,"low":4,"open":4.043,"type":"etf","yt_close":4.044,"rise_rate":-0.64,"rise":-0.026,"range_rate":1.09,"volume":637041,"total_amt":2.5567691678E8,"t_rate":8.11,"v_rate":1.48}]}