{
  "Type": "AWS::RDS::EventSubscription",
  "Properties": {
    "EventCategories": ["configuration change", "failure", "deletion"],
    "SnsTopicArn": "arn:aws:sns:us-west-2:123456789012:example-topic",
    "SourceIds": ["db-instance-1", { "Ref" : "myDBInstance" }],
    "SourceType":"db-instance",
    "Enabled" : false
  }
}