{
  "fields": [{"id":"_id","type":"int"},{"id":"Kolom_1","type":"numeric"},{"id":"Kolom_2","type":"numeric"}],
  "records": [
    [1,null,null],
    [2,2018,null],
    [3,2019,100],
    [4,2020,100],
    [5,2021,100],
    [6,2022,100],
    [7,2023,100],
    [8,2024,100]
]}