Update orders

<?php
require(__DIR__ . '/httpful/bootstrap.php');
use \Httpful\Request;
$username = 'pfr3$tuser7';
$password = 'hGcv%^*4534c8*-r45';
$url = "http://partsfill.com/transactionUpdate.php";
$xml_data ='<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<notificationdata>
    <dealer>
        <availablePrice>204.0</availablePrice>
        <dealerId>CH07262</dealerId>
        <distance>1015</distance>
        <inventorySource>PV</inventorySource>
        <postalCode>53226</postalCode>
        <qoh>6</qoh>
    </dealer>
    <event>MESSAGE_SELLER_SHIPPED</event>
    <event_time>2015-01-27T16:59:35.900-06:00</event_time>
    <sellerInvoiceNumber>12323</sellerInvoiceNumber>
    <shipment>
        <carrier>4</carrier>
        <dimensionUOM>IN</dimensionUOM>
        <packages>
            <package>
                <additionalUpsFee>false</additionalUpsFee>
                <height>1.0</height>
                <length>3.0</length>
                <packageNumber>1</packageNumber>
                <shippingFee>13.96</shippingFee>
                <shippingLabel>
                                     ENCODED DATA REMOVED FOR EASE OF VIEWING
                             </shippingLabel>
                <trackingId>1Z4125910392293250</trackingId>
                <weight>4.0</weight>
                <width>2.0</width>
            </package>
        </packages>
        <weightUOM>LBS</weightUOM>
    </shipment>
    <transactionId>PF4126311</transactionId>
</notificationdata>';
$response = Request::put($url)
    ->body($xml_data)
    ->authenticateWith($username , $password)
    ->addHeader('Content-Type', 'text/xml')
    ->send();
echo $response;
?>