DynamoDB Streams Events to SNS - NodeJS Lambda

dynamoToSns.js

var AWS = require('aws-sdk');  
AWS.config.region = 'us-east-1';

var sns = new AWS.SNS();
exports.handler = function(event, context) {
    
    var count = event.Records.length;
    
    var completed = function(err, data){
        
        count--;
        
        if (err) {
            console.log(data);
            console.log(err.stack);
            return;
        }
    };
    
    for(var i = 0; i < event.Records.length; i++){
        sns.publish({
            Message: JSON.stringify(event.Records[i]),
            TopicArn: 'arn:aws:sns:SNS-ARN-HERE'
        }, completed);
        
    }
    
    var start = new Date().getTime();
    
    var checkComplete = function(){
        var elapsed = new Date().getTime() - start;
        
        if(count <= 0){
            context.succeed('Function Finished!');  
        }
        else {
            setTimeout(checkComplete, 10);
        }
        
    };
    
    checkComplete();
    
};