{
  "_id": "<string>",
  "leadId": "<string>",
  "messages": [
    {
      "_id": "<string>",
      "conversationId": "<string>",
      "sender": "<string>",
      "recipient": "<string>",
      "body": "<string>",
      "sentAt": "2023-11-07T05:31:56Z"
    }
  ],
  "createdAt": "2023-11-07T05:31:56Z"
}