aws-lambda-with-aws-sns-for-send-sms.js

let AWS = require('aws-sdk');
const sns = new AWS.SNS();

exports.handler = function (event, context, callback) {

	let receiver = event['receiver'];
	let sender = event['sender']; // Type alpha numeric with limit max 11 chars
	let message = event['message'];

	console.log("Sending message", message, "to receiver", receiver);

	sns.publish({
		Message: message,
		MessageAttributes: {
			'AWS.SNS.SMS.SMSType': {
				DataType: 'String',
				StringValue: 'Promotional'
			},
			'AWS.SNS.SMS.SenderID': {
				DataType: 'String',
				StringValue: sender
			},
		},
		PhoneNumber: receiver
	}).promise()
		.then(data => {
			console.log("Sent message to", receiver);
			
			var response = 
			{
			    error: false,
			    data: data
			}
			
			callback(null, response);
		})
		.catch(err => {
			console.log("Sending failed", err);
			
			var response = 
			{
			    error: false,
			    data: err
			}
			
			callback(response);
		});
}

// Credits: https://medium.com/think-serverless/building-a-serverless-sms-sender-in-10-minutes-44e1c9ce326e

//Template Json for send:
/*

{
  "receiver": "+5511979819203",
  "sender": "1121228100",
  "message": "Message1\nMessage2"
}

*/