$product_data = array(
        array(
            'id' => $subproduct_id,
            'status' => 0,
        )
    );

    $marketplace = 'https://marketplace.emag.bg';
    $password = 'xxx';
    $user = 'anglingproshop';
    //$code = 'anglingproshop'; //OLD

    // $hash = sha1(http_build_query($product_data) . sha1($password)); //OLD
    $hash = base64_encode($user . ':' . $password);
    $headers = array('Authorization: Basic ' . $hash);

    $requestData = array(
        //'code' => $code, //OLD
        //'username' => $user, //OLD
        'data' => $product_data,
        //'hash' => $hash //OLD
    );

    $ch = curl_init();

    curl_setopt($ch, CURLOPT_URL, $marketplace.'/api-3/product_offer/read');

    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
    curl_setopt($ch, CURLOPT_HEADER, 0);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'POST');

    curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($requestData));
    curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

    $result = curl_exec($ch);
    curl_close($ch);

    $result = json_decode($result);