{
  "summary": "Get a purchase",
  "method": "GET",
  "path": "/v4/purchases/{id}",
  "tag": "Purchases",
  "response": {
    "purchase": {
      "id": 1,
      "transaction_id": "string",
      "subscriber_id": 1,
      "status": "string",
      "email_address": "string"
    }
  }
}