{
  "source": [
    "aws.s3"
  ],
  "detail-type": [
    "Object Created"
  ],
  "detail": {
    "bucket": {
      "name": [
        "${bucket_name}"
      ]
    },
    "object": {
      "key": [
        {"anything-but": {"prefix": ["a360", "songwhip"]}}
      ]
    }
  }
}