public $totalPrice;public $increment_id; //aka. increment ID in magento.public $storeName;public $storeUrl;public $logoUrl;public $secret; // not really nessesary but still here as a perhaps future implementationpublic $time;public $date;public $desc;public $sendTrashPrice;public $transactionID;

function __construct($_totalPrice, $_increment_id, $_storeName, $_storeUrl, $_logoUrl){    $this->totalPrice = $_totalPrice;    $this->_increment_id = $_increment_id;    $this->storeName = $_storeName;    $this->storeUrl = $_storeUrl;    $this->logoUrl = $_logoUrl;}


Notice the _increment_id


it creates a seperate field for that variable and the other one will stay null