curl --request GET \
  --url http://localhost:3091/v1/api/announcements/{id}/creator \
  --header 'Authorization: Bearer <token>'

{
  "id": 123,
  "departureCity": "<string>",
  "departureDate": "2023-12-25",
  "arrivalCity": "<string>",
  "arrivalDate": "2023-12-25",
  "pickupPoint": "<string>",
  "availableWeight": 123,
  "reservedWeight": 123,
  "additionalInfo": "<string>",
  "status": "<string>",
  "bookingDeadline": "2023-12-25",
  "user": {
    "id": 123,
    "pseudo": "<string>",
    "firstName": "<string>",
    "lastName": "<string>",
    "avatarUrl": "<string>",
    "rating": 123,
    "tripCount": 123,
    "isAgency": true
  },
  "deliveryPoint": "<string>",
  "isActive": true,
  "pricePerKg": 123,
  "visibilityStatus": "<string>",
  "visibilityReason": "<string>",
  "lastVisibilityChange": "2023-11-07T05:31:56Z",
  "authorIsMe": true,
  "categories": [
    {
      "code": "<string>",
      "name": "<string>"
    }
  ],
  "agencyId": 123,
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z"
}