{
  "name": "1",
  "children": [
    {
      "name": "1-1",
      "children": [
        {
          "name": "1-1-1",
          "children": []
        },
        {
          "name": "1-1-2",
          "children": []
        },
        {
          "name": "1-1-3",
          "children": []
        },
        {
          "name": "1-1-4",
          "children": []
        },
        {
          "name": "1-1-5",
          "children": []
        },
        {
          "name": "1-1-6",
          "children": []
        },
        {
          "name": "1-1-7",
          "children": []
        },
        {
          "name": "1-1-8",
          "children": []
        },
        {
          "name": "1-1-9",
          "children": []
        }
      ]
    },
    {
      "name": "1-2",
      "children": [
        {
          "name": "1-2-1",
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        },
        {
          "name": "1-2-2",
          "children": []
        },
        {
          "name": "1-2-3",
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        },
        {
          "name": "1-2-4",
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        },
        {
          "name": "1-2-5",
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        },
        {
          "name": "1-2-6",
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        },
        {
          "name": "1-2-7",
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        },
        {
          "name": "1-2-8",
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        },
        {
          "name": "1-2-9",
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      ]
    },
    {
      "name": "1-3",
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        {
          "name": "1-3-1",
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        },
        {
          "name": "1-3-2",
          "children": []
        },
        {
          "name": "1-3-3",
          "children": []
        },
        {
          "name": "1-3-4",
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        },
        {
          "name": "1-3-5",
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        },
        {
          "name": "1-3-6",
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        },
        {
          "name": "1-3-7",
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        },
        {
          "name": "1-3-8",
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        },
        {
          "name": "1-3-9",
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        }
      ]
    },
    {
      "name": "1-4",
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        {
          "name": "1-4-1",
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        },
        {
          "name": "1-4-2",
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        },
        {
          "name": "1-4-3",
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        },
        {
          "name": "1-4-4",
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        },
        {
          "name": "1-4-5",
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        },
        {
          "name": "1-4-6",
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        },
        {
          "name": "1-4-7",
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        },
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          "name": "1-4-8",
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        },
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          "name": "1-4-9",
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      ]
    }
  ]
}