aws ssm start-execution-preview
Initiates the process of creating a preview showing the effects that running a specified Automation runbook would have on the targeted resources. AWS CLI reference
3 options Its page in the AWS CLI reference
Options
--document-nameThe name of the Automation runbook to run.--document-versionThe version of the Automation runbook to run.--execution-inputsInformation about the inputs that can be specified for the preview operation.