AWS SNS send SMS to mobile number

AWS SNS send SMS to mobile number.js

var awsSdk          = require('aws-sdk');

awsSdk.config.update({
    accessKeyId: 'ACCESS_KEY_ID',
    secretAccessKey: 'SECRET_ACCESS_KEY'
});


/**
 * [sendSMS - Send SMS to given number]
 * @param  {object}   params {message : string, number : number}
 * @param  {Function} callback
 */
function sendSMS(params, callback) {
    var sns = new awsSdk.SNS({
        region: 'us-east-1'
    });
    var smsParams = {
        Message: params.message,
        MessageStructure: 'string',
        PhoneNumber: params.number
    };
    sns.publish(smsParams, function(err, data) {
        if (err) {
            console.log(err);
            logger.error('sns sms', err);
            callback('Unable to send sms');
        } else {
            callback();
        }
    });
}