curl --request GET \
  --url https://api.cursor.com/v0/agents/{id}/conversation \
  --header 'Authorization: Bearer <token>'

{
  "id": "bc_abc123",
  "messages": [
    {
      "id": "msg_123",
      "type": "user_message",
      "text": "Add a README.md file with installation instructions"
    }
  ]
}