Method safeString2

java/lib/src/main/java/io/github/ccxt/Exchange.java:991–993

(Object obj, Object key1, Object key2, Object... defaultValue)

    }

    public Object safeString2(Object obj, Object key1, Object key2, Object... defaultValue) {
        return SafeMethods.safeString2(obj, key1, key2, defaultValue);
    }

    public Object safeStringN(Object obj, Object keys, Object... defaultValue) {
        return SafeMethods.SafeStringN(obj, keys, defaultValue);