curl --request GET \
  --url http://localhost:3000/api/v1/proposals/{id}/changes \
  --cookie nut-session=

{
  "success": true,
  "data": {
    "changes": [
      {
        "path": "<string>",
        "type": "create",
        "content": "<string>",
        "oldPath": "<string>"
      }
    ]
  }
}