feat(okx): 添加OKX WebSocket认证和签名工具

Administrator

2025-12-10 8925858fb424100acd761178bfbe30c3cbb21c2b

 src/main/java/com/xcong/excoin/common/system/service/CommonService.java

@@ -8,4 +8,5 @@

    public boolean verifyCode(String account, String code);

    public String generateOrderNo(Long mid);
}