GlobUtil.prototype.sendSms = (number, msg, callback) => {

    let options = {
        url: format(process.env.APPSMS, number),
        ca: fs.readFileSync(process.env.SMS_CERT_PATH),
        body: msg
    };

    request.post(options, function(error, response, body) {

        if (error) {
            log.error("Error calling sendSms: " + options.url);
            log.error("===== Error =====");
            log.error(error);

            return callback(error);
        }

        if (response.statusCode === 200) {

            return callback(null, true);
        } else {
            result = JSON.parse(body)
            return callback(new Error(result));
        }
    });
}