Microsoft Identity Manager Terminal Services PowerShell Management Agent Schema Script. Supporting blog post is located here https://blog.darrenjrobinson.com/managing-ad-terminal-services-configuration-with-fim-mim-using-the-granfeldt-powershell-management-agent/

Import.ps1

param (
    $Username,
	$Password,
    $Credentials,
 	$OperationType,
	[bool] $usepagedimport,
	$pagesize
    )


#Needs reference to .NET assembly used in the script.
Add-Type -AssemblyName System.DirectoryServices.Protocols

$CookieFile = "C:\PROGRA~1\MICROS~4\2010\SYNCHR~1\EXTENS~2\TermServ\ts\TSCookie.bin"
$DebugFilePath = "C:\PROGRA~1\MICROS~4\2010\SYNCHR~1\EXTENS~2\TermServ\ts\DebugTSMA.txt"

#Getting Cookie from file
If (Test-Path $CookieFile –PathType leaf) 
    { 
        [byte[]] $Cookie = Get-Content -Encoding byte –Path $CookieFile
    } 
    else 
    { 
        $Cookie = $null
    }

if(!(Test-Path $DebugFilePath))
    {
        $DebugFile = New-Item -Path $DebugFilePath -ItemType File
    }
    else
    {
        $DebugFile = Get-Item -Path $DebugFilePath
    }
    
    "Starting Import : " + (Get-Date) | Out-File $DebugFile -Append


#region User
$Properties = @("objectGuid","sAMAccountName","userPrincipalName","userParameters","isDeleted")
#Running as FIM MA Account
$RootDSE = [ADSI]"LDAP://RootDSE"
$LDAPDirectory = New-Object System.DirectoryServices.Protocols.LdapDirectoryIdentifier($RootDSE.dnsHostName)
$LDAPConnection = New-Object System.DirectoryServices.Protocols.LDAPConnection($LDAPDirectory, $Credentials) 
$Request = New-Object System.DirectoryServices.Protocols.SearchRequest($RootDSE.defaultNamingContext, "(&(objectClass=user)(sAMAccountName=u*))", "Subtree", $Properties) 

#Defining the object type returned from searches for performance reasons.
[System.DirectoryServices.Protocols.SearchResultEntry]$entry = $null

if ($OperationType -eq "Full")
{
    $Cookie = $null
    "Full Sync Run" | Out-File $DebugFile -Append
}
else
{
    # delta run and we should use the cookie we already found
    "Delta Sync Run" | Out-File $DebugFile -Append
}


$DirSyncRC = New-Object System.DirectoryServices.Protocols.DirSyncRequestControl($Cookie, [System.DirectoryServices.Protocols.DirectorySynchronizationOptions]::IncrementalValues, [System.Int32]::MaxValue) 
$Request.Controls.Add($DirSyncRC) | Out-Null
   
$MoreData = $true
$Guids = @()

while ($MoreData) 
{
    $Response = $LDAPConnection.SendRequest($Request)

    ForEach($entry in $Response.Entries)
        {
			#Check if this GUID already been handled to avoid adding duplicate objects
			If($Guids -contains ([GUID] $entry.Attributes["objectguid"][0]).ToString()){continue}

			# always add objectGuid and objectClass to all objects
			$obj = @{}
			$obj.Add("objectguid", ([GUID] $entry.Attributes["objectguid"][0]).ToString())
			$obj.Add("objectClass", "user")
		   
			if ( $entry.distinguishedName.Contains("CN=Deleted Objects"))
			{
				# this is a deleted object, so we return a changeType of 'delete'; default changeType is 'Add'
				$obj.Add("changeType", "Delete")
			}
			else
			{
				
                $obj.Add("accountName",$entry.Attributes["sAMAccountName"][0])
                if ($entry.Attributes["userParameters"][0]){$obj.Add("TSUserParameters",$entry.Attributes["userParameters"][0])}

                # we need to get the directory entry to get the additional attributes 
                [ADSI]$TSUser = "LDAP://$($entry.distinguishedName)"

			     if ($entry.Attributes["userParameters"][0])
                   {	   
				    Try
                        {

                	    if ($TSUser.terminalServicesProfilePath.length -gt 0)
						    {
							    $obj.Add("TSProfilePath",$TSUser.terminalServicesProfilePath)
						    }
					    if ($TSUser.allowlogon.length -gt 0)
						    {
							    $obj.Add("TSAllowLogon",$TSUser.allowlogon)
						    }
				       if ($TSUser.terminalServicesHomeDirectory.length -gt 0)
						    {
							    $obj.Add("TSHomeDir",$TSUser.terminalServicesHomeDirectory)
						    }
					    if ($TSUser.terminalServicesHomeDrive.length -gt 0)
						    {
							    $obj.Add("TSHomeDrive",$TSUser.terminalServicesHomeDrive)
						    }
                        }
                    Catch
                        {
                           $obj.Add("[ErrorName]", "Import Error")
                           $obj.Add("[ErrorDetail]", $Error)
                            Write-Progress "Caught Exception processing: $DirEntry"  | Out-File $DebugFile -Append
                        }

                     }
            
                    #Add Guid to list of processed guids to avoid duplication
                    $Guids += ,([GUID] $entry.Attributes["objectguid"][0]).ToString()
                    #Return the object to the MA
	                $obj
               }
         }
  
    ForEach ($Control in $Response.Controls) 
    { 
        If ($Control.GetType().Name -eq "DirSyncResponseControl") 
            { 
                $Cookie = $Control.Cookie 
                $MoreData = $Control.MoreData 
            } 
        } 
    $DirSyncRC.Cookie = $Cookie 
}

#Saving cookie file
Set-Content -Value $Cookie -Encoding byte –Path $CookieFile
$global:RunStepCustomData = [System.Convert]::ToBase64String($Cookie)
#endregion
"Ending Import : " + (Get-Date) | Out-File $DebugFile -Append