'JSON grouping by keys

here is one my challeng is that I have a json object, I want to do grouping on it like below, please help me. I have a JSON array as :

[
    {
        "subscriptionId": 1,
        "subscriptionName": "VIP",
        "description": "Vip Subscription",
        "subscriptionPoint": "1",
        "sortOrder": 1
    },
    {
        "subscriptionId": 1,
        "subscriptionName": "VIP",
        "description": "Vip Subscription",
        "subscriptionPoint": "VIP",
        "sortOrder": 2
    }
]

I want to group the data by subscriptionName like below

[
    {
        "subscriptionId": 1,
        "subscriptionName": "VIP",
        "description": "Vip Subscription",
        "points":
                [{
                  "subscriptionPoint": "1",
                  "sortOrder": 1
                },
               {
                  "subscriptionPoint": "VIP",
                  "sortOrder": 2
                }]
    }
]

json grouping

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'JSON grouping by keys

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