modify bzz to bea

Helius

2021-11-02 32cd9fe7569d4bf40bd3ee4b13d1e2e5a50203de

 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;
}