This block diagram describes an SNS Topic that has an SQS Subscription and a Lambda that fires off when a message is received by the SQS Queue. If you are like me, you created a simple SAM Template that defined the Lambda AWS::Serverless::Function definition that has an SQS Queue as its event source. While that is most of the solution you would find that messages never flow into your SQS Queue. Yo
![AWS Lambda with SAM Template to subscribe an SQS to an SNS Topic.](https://cdn-ak-scissors.b.st-hatena.com/image/square/c3343607a06747c588e21e4c7f8437cac6eed05d/height=288;version=1;width=512/https%3A%2F%2Fmiro.medium.com%2Fv2%2Fresize%3Afit%3A363%2F1%2AjF8X1X8lzC3iRAYd8bOUCw.png)