curl --request GET \
  --url https://api.leanmcp.com/api/chats/id/{id}/history/raw \
  --header 'Authorization: Bearer <token>'

{
  "chat": {
    "id": "<string>",
    "userId": "<string>",
    "title": "<string>",
    "isPublic": false,
    "status": "active",
    "createdAt": "<string>",
    "updatedAt": "<string>",
    "messageCount": 1,
    "showcased": false,
    "summary": "<string>",
    "modelUsed": "<string>",
    "systemMessageId": "<string>",
    "metadata": {}
  },
  "messageIds": [
    "<string>"
  ],
  "totalMessages": 123,
  "retrievedAt": "<string>"
}