if(count($jsonData))
        {
            $this->_type     = array_key_exists('card_type',$jsonData)?$jsonData['card_type']:'';
            $this->_fullName = array_key_exists('full_name',$jsonData)?$jsonData['full_name']:'';
            $this->_number   = array_key_exists('number',$jsonData)?$jsonData['number']:'';