ReplyPageResponse

{
    "contents": [
        {
            "id": 2,
            "content": "감사합니다! 좋은 하루 되세요.",
            "author": "김철수",
            "memberId": 2,
            "createdAt": "2024-01-15T11:00:00",
            "updatedAt": "2024-01-15T11:30:00"
        }
    ],
    "pagination": {
        "currentPage": 1,
        "pageSize": 10,
        "totalElements": 100,
        "totalPages": 10,
        "last": false,
        "first": true
    }
}