To manage Lenovo ThinkCentre Tiny computers natively via Canonical MAAS (Metal as a Service) for power cycling and remote boot control, you need to target models equipped with Intel vPro (AMT) or AMD PRO (DASH).
Because micro-PCs do not have a dedicated baseboard management controller (BMC) like an enterprise server (IPMI/iDRAC), MAAS uses specific network-based power drivers to talk to these business-class desktop chipsets.
Here is the breakdown of which series work best and how to match them with MAAS.