如何简化嵌套对象到对象数组的转换？

This is my nested Object

这是我的嵌套对象

var arr = [{
    "children": [{
        "children": [{
            "children": [],
            "Id": 1,
            "Name": "A",
            "Image": "https://imgUrl"
        }],
        "Id": 2
        "Name": "B",
        "Image": "https://imgUrl"
    }],
    "Id":3,
    "Name": "C",
    "Image": "https://imgUrl"
}]
var arr =