docs: public SubscriptionQos setExpiryDateMs(final long expiryDateMs) {
          long now = System.currentTimeMillis();
          if (expiryDateMs <= now && expiryDateMs != NO_EXPIRY_DATE) {
              throw new IllegalArgumentException("Subscription ExpiryDate " + expiryDateMs + " in the past. Now: " + now);
          }
          this.expiryDateMs = expiryDateMs;
          return this;
      }