s3/aws.sdk.kotlin.services.s3.model/GetObjectResponse/expiration

expiration

val expiration: String?

If the object expiration is configured (see PutBucketLifecycleConfiguration), the response includes this header. It includes the expiry-date and rule-id key-value pairs providing object expiration information. The value of the rule-id is URL-encoded.

This functionality is not supported for directory buckets.