Resources: SQSFunction: Type: AWS::Serverless::Function Properties: CodeUri: s3://sam-demo-bucket/queues.zip Handler: queue.sqs_handler Runtime: python2.7 Events: MySqsQueue: Type: SQS Properties: Queue: arn:aws:sqs:us-west-2:012345678901:my-queue BatchSize: 10 Enabled: false ScalingConfig: MaximumConcurrency: 500