some.php

<?php

public function beforeMarshal(Event $event, \ArrayObject $data, \ArrayObject $options)
    {
        $entityClass = $this->getEntityClass();
        $propertyMap = (new $entityClass())->_map;
        foreach($propertyMap as $new => $old){
            if($data->offsetExists($new)){
                $data->offsetSet($old, $data->offsetGet($new));
                $data->offsetUnset($new);
            }
        }
    }