{
  "Type": "AWS::AutoScaling::LifecycleHook",
  "Properties": {
    "AutoScalingGroupName": { "Ref": "myAutoScalingGroup" },
    "LifecycleTransition": "autoscaling:EC2_INSTANCE_TERMINATING",
    "NotificationTargetARN": { "Ref": "lifecycleHookTopic" },
    "RoleARN": { "Fn::GetAtt": [ "lifecycleHookRole", "Arn" ] }
  }
}