code: func displayUnlockKey(cmd *cobra.Command) error {
  	conn, err := common.DialConn(cmd)
  	if err != nil {
  		return err
  	}
  	defer conn.Close()
  
  	resp, err := api.NewCAClient(conn).GetUnlockKey(common.Context(cmd), &api.GetUnlockKeyRequest{})
  	if err != nil {
  		return err
  	}
  
  	if len(resp.UnlockKey) == 0 {
  		fmt.Printf("Managers not auto-locked")
  	}
  	fmt.Printf("Managers auto-locked.  Unlock key: %s\n", encryption.HumanReadableKey(resp.UnlockKey))
  	return nil
  }
docs: // get the unlock key