错误“；在尝试将请求体解析为JSON时无法读取该请求体；

我们的开发人员在API（Brightpearl）上遇到了一个小问题，并且在尝试运行以下脚本时收到了"在尝试将其解析为JSON时无法读取请求主体"消息。有人对这个可能的问题有什么想法吗？非常感谢。

<?php
define ("DB_HOST","localhost");
define ("DB_USER","busi6292_REMOVED");
define ("DB_PASSWORD","REMOVED");
define ("DB_DATABASE","busi6292_REMOVED");
$link = @mysql_connect(DB_HOST, DB_USER, DB_PASSWORD)
or die ('I cannot connect to the database because: ' . @mysql_error());
@mysql_select_db (DB_DATABASE);
mysql_set_charset('utf8',$link);
// Brightperl Data Access Start
    $authenticationDetails = array(
    'apiAccountCredentials' => array(
        'emailAddress' => 'REMOVED',
        'password'     => 'REMOVED',
    ),
    );
    $encodedAuthenticationDetails = json_encode($authenticationDetails);
    $authenticationUrl = 'https://ws-eu1.brightpearl.com/REMOVED/authorise';
    //$cresponse_token=getdata($url,$authenticationDetails);
    $ch = curl_init(); 
    $headers = array('Content-Type: application/json');
    curl_setopt($ch, CURLOPT_URL, $authenticationUrl);
    curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
    curl_setopt($ch, CURLOPT_POST, true);
    curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($authenticationDetails));
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    $response = curl_exec($ch);
    if (false === $response) {
        echo 'Request unsuccessful' . PHP_EOL;
        curl_close($ch);
        exit(1);
    }
    $responseCode = (int) curl_getinfo($ch, CURLINFO_HTTP_CODE);
    $responseBody = json_decode($response);
    curl_close($ch);
    $authorisationToken = $responseBody->response;
// End

$sql = "select * from mail where InvoiceDate ='".date('Y-m-d')."'";
$query = mysql_query($sql);
while($sql_array = mysql_fetch_array($query))
{
    //print_r($sql_array);
    //echo $authorisationToken; exit;

    // Brigtperl API Access for the Orders has been shipped Start
    $ShippingGoodsoutURL = 'https://ws-eu1.brightpearl.com/2.0.0/REMOVED/warehouse-service/goods-note/goods-out/'.$sql_array['OrderNo'];
    $headers = array(
    "brightpearl-auth: {$authorisationToken}",
    'Content-Type: application/json;charset=UTF-8',
    'X-HTTP-Method-Override: PUT',
    );
    $newShippingWarehouseDetails = array(
    "priority" => false,
    "shipping" => 
    array(
            "reference" =>'"'.$sql_array['InvoiceNumber'].'"',
            ),
    );
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $ShippingGoodsoutURL);
    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "PUT");
    curl_setopt($ch, CURLOPT_PUT, true);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_HEADER, false);
    curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
    //curl_setopt($ch, CURLOPT_POST, true);
    //curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($newShippingWarehouseDetails));

    curl_setopt($ch, CURLOPT_POSTFIELDS,http_build_query($newShippingWarehouseDetails));
    $GoodsoutreShippingResponse = curl_exec($ch);
    curl_close($ch);
    print_r($GoodsoutreShippingResponse);
    //exit;
    // End

}

?>