refactor(symbols): 优化K线数据获取逻辑

Administrator

yesterday f819941f05c6374d72ca0ac9514db983a1f12c4d

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

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

    private String privateKey;

    private String publicKey;
}