add_filter( "propertyhive_blm_properties_due_import", 'blm_certain_types_only' );
function blm_certain_types_only($properties)
{
    $new_properties = array();
    foreach ( $properties as $property )
    {
        if (
            isset($property['PROP_SUB_ID']) &&
            (
                $property['PROP_SUB_ID'] == 'X' ||
                $property['PROP_SUB_ID'] == 'X' // Add all type ids here
            )
        )
        {
            $new_properties[] = $property;
        }
    }

    return $new_properties;
}