add netty

Helius

2021-02-28 d8d653b40cc6565c72cccd28de831474e5d5c512

 src/main/java/com/xcong/excoin/configurations/properties/SecurityProperties.java

@@ -14,4 +14,6 @@
public class SecurityProperties {

    private String privateKey;

    private String publicKey;
}