static private function updateUserDraft( $user )
    {
        $userObject = eZContentObject::fetch( $user->id() );

        foreach ( $userObject->dataMap() as $attribute )
        {
            if ( $attribute->ContentClassAttributeIdentifier == 'user_account' )
            {
                $attribute->setAttribute( 'data_text', eZUserType::serializeDraft( $user ) );
                $attribute->store();
                break;
            }
        }
    }