title: Can an SNS trigger an API gateway? If yes, then how can the API gateway subscribe to the SNS?
body: <p>I need to create an API gateway to consume messages from an SNS. I see that there are some questions on the same, like <a href="https://stackoverflow.com/q/41720243/5345646">this</a>, which hasn't been answered directly.</p>
  <p>The main issue I face is : How to make the API gateway subscribe to the SNS?</p>