Assign a registered instance to a layer.

• You can assign registered on-premises instances to any layer type.

• You can assign registered Amazon EC2 instances only to custom layers.

• You cannot use this action with instances that were created with AWS OpsWorks Stacks.

Required Permissions: To use this action, an AWS Identity and Access Management (IAM) user must have a Manage permissions level for the stack or an attached policy that explicitly grants permissions. For more information on user permissions, see Managing User Permissions.