Install Google EMM API Apps
The current method will be retired on December 31 installs.update
The way to submit to install an application is by using the device policy policy.productPolicy.autoInstallPolicy with the force-update parameter.
Drawbacks that can be found:
Constantly sending multiple installation commands to a device can lead to synchronization issues.
Removing the installs.update method updates the dll Google.Apis.AndroidEnterprise.v1 to version: 1.57.0.2757