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/dto/OrderListDto.java

@@ -24,4 +24,8 @@
    @ApiModelProperty(value = "每页数量", example = "10")
    private int pageSize;

    @NotNull
    @ApiModelProperty(value = "币种", example = "BTC/USDT")
    private String symbol;

}