$ch = curl_init();
    curl_setopt_array($ch, [
        CURLOPT_URL => $url,
        CURLOPT_TIMEOUT_MS => 500,
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_POST => true,
        CURLOPT_POSTFIELDS => json_encode($data),
        CURLOPT_HTTPHEADER => [
            'X-Requested-With: XMLHttpRequest',
            'Content-Type: application/json',
            'Accept: application/json'
        ],
        CURLOPT_NOSIGNAL =>1;
    ]);
    $response = curl_exec($ch);
    $curl_errno = curl_errno($ch);
    $curl_err = curl_error($ch);
    $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
    curl_close($ch);
    if ($http_code != 200) {
        log_message('error', 'curl error;curl_errno=' . $curl_errno . ';curl_err=' . $curl_err);
    } elseif (!$result = json_decode($response, true)) {
       log_message('error', 'decode_errno=' . json_last_error() . ';decode_error=' . json_last_error_msg() . ';response=' .$response);
    }
     ......