[
    {
        "FileName": "a.txt",
        "Size": 5
    },
    {
        "FileName": "aDir/",
        "IsDirectory": true
    },
    {
        "FileName": "aDir/b.txt",
        "Size": 954
    },
    {
        "FileName": "c.txt",
        "Size": 45000
    }
]