Method safeStringN

java/lib/src/main/java/io/github/ccxt/Exchange.java:995–997

(Object obj, Object keys, Object... defaultValue)

    }

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

    // SafeInteger / SafeIntegerN  (SafeMethods returns Long)
    public Object safeInteger(Object obj, Object key, Object... defaultValue) {