Php 未通过易趣更新跟踪详细信息'；s API

我目前正在尝试向易趣发送信息，以设置订单装运/跟踪详细信息。目前，我收到一条“成功”消息，但易趣网站上没有更新任何信息

我一直在使用下面的链接来指导我实施此更改：

我发送回的XML的格式与描述的格式完全相同，请参阅下面我发送的详细信息以及通过易趣API通过CURL发送的PHP

XML:

---

问题是API的提供程序存在间歇性问题。

能否显示$response中的内容？请参阅下面的响应：字符串（211）“Success1.5.02014-12-08T12:00:39.013Z”

<?xml version="1.0" encoding="UTF-8"?>

    <BulkDataExchangeRequests>
        <Header>
            <Version>591</Version>
            <SiteID>0</SiteID>
        </Header>
        <SetShipmentTrackingInfoRequest xmlns="urn:ebay:apis:eBLBaseComponents">
            <OrderID>261671515555-0</OrderID>
            <OrderLineItemID>261672341232</OrderLineItemID>
            <Shipment> 
                <ShipmentTrackingNumber>JD0002250296232332</ShipmentTrackingNumber>
                <ShippedTime>2014-11-27T14:41:27\Z</ShippedTime>
                <ShippingCarrierUsed>Yodel</ShippingCarrierUsed>
            </Shipment>
        </SetShipmentTrackingInfoRequest>
    </BulkDataExchangeRequests>

    $xml_request = "";
    $connection = curl_init();
    curl_setopt($connection, CURLOPT_URL, $ebay_url);
    curl_setopt($connection, CURLOPT_SSL_VERIFYPEER, 0);
    curl_setopt($connection, CURLOPT_SSL_VERIFYHOST, 0);
        curl_setopt($connection, CURLOPT_HTTPHEADER, $headers);
    curl_setopt($connection, CURLOPT_POST, 1);
    curl_setopt($connection, CURLOPT_POSTFIELDS, $xml_request);
    curl_setopt($connection, CURLOPT_RETURNTRANSFER, 1);
    $response = curl_exec($connection);
    curl_close($connection);    
    var_dump($response);