convert lastlogon date value (1/1/1970)

how to convert lastlogon value

Set objWMIService = GetObject("winmgmts:\\.\root\cimv2")
Set colItems = objWMIService.ExecQuery("Select * from Win32_NetworkLoginProfile")
Dim objLastLogon

For Each objItem in colItems
if (objItem.UserType = "Normal Account") Then

Wscript.Echo objItem.Name & " " & objItem.LastLogon
end if
Next 

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