aws ec2 purchase-capacity-block-extension
Purchase the Capacity Block extension for use with your account. AWS CLI reference
3 options Its page in the AWS CLI reference
Options
--capacity-block-extension-offering-idThe ID of the Capacity Block extension offering to purchase.--capacity-reservation-idThe ID of the Capacity reservation to be extended.--dry-runChecks whether you have the required permissions for the action, without actually making the request, and provides an error response.