title: Call API Gateway from Lambda
body: <p>I have a use case where a Lambda is event triggered when a new object is created to S3 bucket.</p>
  <p>Now in the Lambda, I want to call API Gateway.</p>
  <p>s3 object add -&gt; Lambda -&gt; API Gateway</p>
  <p>Any code references for calling a API Gateway in Lambda will be helpful.</p>