OptionalkeyOptionalkeyThe AWS KMS key's Amazon Resource Name (ARN).
OptionalkeyThe AWS KMS key region.
OptionalreuseThis field applies only if the use_cases property includes STORAGE. If this is set to true or omitted, the key is also used to encrypt
cluster EBS volumes. If you do not want to use this key for encrypting EBS volumes, set to false.
The AWS KMS key alias.