$deviceID = # The ID of the agent watchdog in Base64 format, provided when the AMT_AgentPresenceWatchdog was created.
$agentPresenceWatchdogRef = $wsmanConnectionObject.NewReference("SELECT * FROM AMT_AgentPresenceWatchdog WHERE DeviceID='" + $deviceID + "'")

# RegisterAgent method
$inputObject = $agentPresenceWatchdogRef.CreateMethodInput("RegisterAgent")
$outputObject = $agentPresenceWatchdogRef.InvokeMethod($inputObject)
$returnValue = $outputObject.GetProperty("ReturnValue")
if($returnValue -like "0")
{
	[String]$sessionSequenceNumberString = $outputObject.GetProperty("SessionSequenceNumber")
	if($sessionSequenceNumber -le [UInt32]::MaxValue)
	{
		$sessionSequenceNumber = ([UInt32]$sessionSequenceNumberString) ++
	}
	else
	{
	    $sessionSequenceNumber = 0
	}
}
else
{
   Write-Host -ForegroundColor Red "Failed to perform method RegisterAgent, with error:"$returnValue.ToString()
   return
}

# AssertPresence method
$inputObject =  $agentPresenceWatchdogRef.CreateMethodInput("AssertPresence")
# Send heartbeat to the agent
For ( $i = 1; $i -le 10; $i+=1 ) 
{
	$inputObject.SetProperty("SequenceNumber",[string]$sessionSequenceNumber)
	$outputObject  = $agentPresenceWatchdogRef.InvokeMethod($inputObject)
	$returnValue = $outputObject.GetProperty("ReturnValue")
	IF($returnValue.ToString() -eq "0")
	{
	    IF($sessionSequenceNumber -le [UInt32]::MaxValue)
		{
			$sessionSequenceNumber ++
		}
		ELSE
		{
		   $sessionSequenceNumber = 0
		}
	}
	ELSE
	{
		Write-Host -ForegroundColor Red "Failed to perform method AssertPresence, with error:"$returnValue.ToString()
		break
	}
	Start-Sleep -Seconds 10
}


# AssertShutdown method
$inputObject =  $agentPresenceWatchdogRef.CreateMethodInput("AssertShutdown")
$inputObject.SetProperty("SequenceNumber",[String]$sessionSequenceNumber)
$outputObject  = $agentPresenceWatchdogRef.InvokeMethod($inputObject)
$returnValue = $outputObject.GetProperty("ReturnValue")
IF($returnValue.ToString() -ne "0")
{
	 Write-Host -ForegroundColor Red "Failed to perform method AssertShutdown, with error:"$returnValue.ToString()
     Return	 
}