CmdID / PowerShell / Cmdlets / Get
Get-RDPersonalVirtualDesktopAssignment
Retrieves a list of personal virtual desktops and associated user accounts. Windows Server PowerShell reference
From the Windows Server PowerShell reference 4 parameters Its page in the reference
Parameters
-CollectionNameSpecifies the name of a personal virtual desktop collection.-ConnectionBrokerSpecifies the Remote Desktop Connection Broker (RD Connection Broker) server for a Remote Desktop deployment.-UserSpecifies one or more user accounts, in DOMAIN\User format.-VirtualDesktopNameSpecifies the name of the virtual desktop.