{
  "fields": [{"type":"int","id":"_id"},{"type":"numeric","id":"Yil"},{"type":"numeric","id":"Grup"},{"type":"numeric","id":"Mufreze"},{"type":"numeric","id":"Gonullu"}],
  "records": [
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    [2,2018,32,63,27],
    [3,2019,32,63,27],
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]}