result after generate JSON

[hayes-seyah09354085977]

0
:
{key: "Andrey", hierarchy: "Mother Folder"}
1
:
{key: "1", hierarchy: "Andrey,"}
2
:
{key: "1", hierarchy: "Andrey,,"}
3
:
{key: "1", hierarchy: "Andrey,,,"}
4
:
{key: "2", hierarchy: "Andrey,,,"}
5
:
{key: "2", hierarchy: "Andrey,,"}
6
:
{key: "1", hierarchy: "Andrey,,,"}
7
:
{key: "2", hierarchy: "Andrey,,,"}
8
:
{key: "2", hierarchy: "Andrey,"}
9
:
{key: "1", hierarchy: "Andrey,,"}
10
:
{key: "1", hierarchy: "Andrey,,,"}
11
:
{key: "2", hierarchy: "Andrey,,,"}
12
:
{key: "2", hierarchy: "Andrey,,"}
13
:
{key: "1", hierarchy: "Andrey,,,"}
14
:
{key: "2", hierarchy: "Andrey,,,"}

i add new node when the id of new node can't fetch