请根据以下信息，以json形式呈现一个包含三个嵌套对象的json结构，每个对象包含电影名称、上映年份和票房。
user
```json
{
  "movies": [
    {
      "title": "Inception",
      "year": 2010,
      "boxOffice": "$829 million"
    },
    {
      "title": "The Shawshank Redemption",
      "year": 1994,
      "boxOffice": "$58.3 million"
    },
    {
      "title": "The Dark Knight",
      "year": 2008,
      "boxOffice": "$1.004 billion"
    }
  ]
}
```
assistant