{
 "上证指数": {
  "close": 3814.2,
  "prev": 3876.78,
  "open": 3853.63,
  "high": 3861.04,
  "low": 3808.64,
  "change_pct": -1.61
 },
 "深证成指": {
  "close": 13774.68,
  "prev": 14123.31,
  "open": 13915.04,
  "high": 14061.03,
  "low": 13774.68,
  "change_pct": -2.47
 },
 "创业板指": {
  "close": 3480.87,
  "prev": 3575.52,
  "open": 3515.5,
  "high": 3561.35,
  "low": 3480.87,
  "change_pct": -2.65
 },
 "沪深300": {
  "close": 4649.19,
  "prev": 4728.0,
  "open": 4685.41,
  "high": 4704.08,
  "low": 4642.94,
  "change_pct": -1.67
 },
 "科创50": {
  "close": 1787.2,
  "prev": 1789.69,
  "open": 1766.26,
  "high": 1831.28,
  "low": 1748.8,
  "change_pct": -0.14
 },
 "中证500": {
  "close": 7532.7,
  "prev": 7734.31,
  "open": 7625.2,
  "high": 7703.6,
  "low": 7532.67,
  "change_pct": -2.61
 }
}