title: Configuring SNS Delivery Retry Policies
body: <p>I would like to know if is possible to configure
  SNS Delivery Retry Policies through cloudFormation.</p>
  
  <p>I couldn't find it in any online documentation. If such configuration is possible,
  I would really appreciate if someone could post a snippet showing how to do it.</p>
  
  <p>Thanks in Advance,</p>