Publish SNS Message parameters example (raw text format)
{
"TopicArn": "arn:aws:sns:ap-southeast-2:123456789012:sample-AutomationWithAWSQuickstartSNSTopic-15EO7TT8O93XT",
"Message": "$event.simpleName with trace ID $event.traceId triggered at $event.timestamp",
"Subject": "Automation with AWS: $event.simpleName triggered at $event.timestamp"
}