You can use Appaloosa and Android Zero Touch Enrollment to automate your android devices provisioning.
Once you've acquired devices and they have been added to your Zero Touch Console, please log into your Zero Touch Console and create a new configuration for Appaloosa:
For the EMM DPC select Android Device Policy (the first one)
In the DPC extras field please enter this and remember to replace YOUR_TOKEN_HERE by the token provided by Appaloosa for your co
Once this is done, you can save and assign this new configuration to your devices to use Android Zero Touch Enrollement.