$authStub $authStub : \FuelSdk\ET_Client Type \FuelSdk\ET_Client — The ET client object which performs the auth token, refresh token using clientID clientSecret
$props $props : array Type array — Dictionary type array which may hold e.g. array('id' => '', 'key' => '')
$filter $filter : array Type array — Dictionary type array which may hold e.g. array("Property"=>"", "SimpleOperator"=>"","Value"=>"")