{
  "ts": 10,
  "_id": "500123",
  "sender": "example_value",
  "template": "example_value",
  "subject": "example_value",
  "email": "user@example.com",
  "tags": [],
  "opens": 10,
  "opens_detail": [],
  "clicks": 10,
  "clicks_detail": [],
  "state": "example_value",
  "metadata": "example_value"
}