To get started with Dynatrace Managed, you need to obtain a license first. To obtain a license for Dynatrace Managed, contact Dynatrace Sales. Your Sales rep will then provide you with further details regarding Dynatrace Managed.
Once an agreement is reached, you'll receive an email that includes your license details as well as instructions on how to set up your Dynatrace Managed Cluster.
You can read about Mission Control and service quality, as well as bilateral contractual obligations, in Dynatrace Managed Mission Control and Service Level Agreement.