Is there any way to obtain following json result?

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I have a datatable

classname Division Subject

 I          A         English

 I          A         Maths

 I          B         English

 II         A         English

i need the output as

[{"className":I,Division:[{name:A,subject:[{name:english},{name:maths}]},{name:B,subject:[{name:English}]}]},{"ClassName":II,Division:[{name:A,subject:[{name:english}]}]}]

asked 1 min ago

user1925921

46

Is there any way to obtain following json result?