refactor(symbols): 优化K线历史数据加载逻辑

Administrator

yesterday c4d7235172c0d4c451b3bd71d5520e15bf8fde66

 src/main/java/com/xcong/excoin/modules/contract/parameter/vo/OrderListVo.java

@@ -42,6 +42,9 @@
    @ApiModelProperty("张数")
    private int symbolCnt;

    @ApiModelProperty("可平张数")
    private int symbolCntSale;

    @ApiModelProperty("已实现盈亏")
    private BigDecimal rewardAmount;