docs: public static boolean isInVpc(InstanceInfo instanceInfo) {
          if (instanceInfo.getDataCenterInfo() instanceof AmazonInfo) {
              AmazonInfo info = (AmazonInfo) instanceInfo.getDataCenterInfo();
              String vpcId = info.get(AmazonInfo.MetaDataKey.vpcId);
              return !isNullOrEmpty(vpcId);
          }
  
          return false;
      }