Structure for DISE data

data.json

[
    {
        "text": "District",
        "children": [
            {
                "id": "d1",
                "text": "Bellary"
            },
            {
                "id": "d2",
                "text": "Koppal"
            }
        ]
    },
    {
        "text": "Taluk",
        "children": [
            {
                "id": "t1",
                "text": "Hospet"
            }
        ]
    }
]