Alias resource record sets only: Information about the Amazon Web Services resource, such as a CloudFront distribution or an Amazon S3 bucket, that you want to route traffic to.
When creating resource record sets for a private hosted zone, note the following:
Creating geolocation alias resource record sets or latency alias resource record sets in a private hosted zone is unsupported.
For information about creating failover resource record sets
{
"HostedZoneId": "string",
"DNSName": "string",
"EvaluateTargetHealth": true
}