单个博客内容

{
    "code": 0,
    "msg": "string",
    "data": {
        "id": 0,
        "title": "string",
        "content": "string",
        "user": {
            "id": 0,
            "name": "string",
            "role": 0,
            "avatar": "string"
        },
        "problem": {
            "id": 0,
            "title": "string",
            "source": "string",
            "difficulty": 0,
            "tag_ids": [
                0
            ],
            "user_score": 0,
            "has_user_submission": true
        },
        "status": 1,
        "create_time": "2019-08-24T14:15:22.123Z",
        "update_time": "2019-08-24T14:15:22.123Z"
    }
}