Will my original folder structure be read?

Would Ubooquity be able to read the folder and parse out all the volumes or do I need to flatten it out?

Folder Structure

"Manga": {
    "_PROBATION": {
        "[Currently Reading]": [
            "0-9",
            "A-D",
            "E-H",
            "I-L",
            "M-P",
            "Q-U",
            "V-Z"
        ],
        "[Plan to Read]": [
            "0-9",
            "A-D",
            "E-H",
            "I-L",
            "M-P",
            "Q-U",
            "V-Z"
        ]
    },
    "_COMPLETED": [
            "0-9",
            "A-D",
            "E-H",
            "I-L",
            "M-P",
            "Q-U",
            "V-Z"
        ],
    "_RAWS": [
        "[Tankouban]",
        "[Magazines]",
        "[Oneshots]",
        "[Doujinshi]"
    ]
}