refactor(okx): 优化账户名称获取逻辑

Administrator

2025-12-18 7f216075ab3224430cbf93b102b3b35848b56686

 src/main/java/com/xcong/excoin/modules/contract/entity/ContractHoldOrderEntity.java

@@ -146,4 +146,9 @@
     * 批次号 队列平仓时使用，避免重复
     */
    public String batchNo;

    /**
     * 持仓费
     */
    private BigDecimal holdAmount;
}