{
  "id": "abc123xyz789",
  "reference_id": "123ABC",
  "customer_id": "1",
  "spam": {
    "key": "spam_key_unique_456",
    "address_list": [
      "seed1@spam-test.emailonacid.com",
      "seed2@spam-test.emailonacid.com"
    ]
  }
}