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* api-change:``application-autoscaling``: Customers can now use the existing DescribeScalingActivities API to also see the detailed and machine-readable reasons for Application Auto Scaling not scaling their resources and, if needed, take the necessary corrective actions.
* api-change:``logs``: Update to remove sequenceToken as a required field in PutLogEvents calls.
* api-change:``ssm``: Adding support for QuickSetup Document Type in Systems Manager