JSFiddle - React, Tailwind, and code Playground

JavaScript

var json = [{
  "name1": "pizaa",
  "count": 8
}, {
  "name2": "sandvich",
  "count": 8
}, {
  "name3": "Burger",
  "count": 8
}, {
  "name4": "TEST category",
  "count": 8
}, {
  "name5": "TEST category",
  "count": 8
}, {
  "name6": "TEST category",
  "count": 8
}, {
  "name7": "final test",
  "count": 8
}, {
  "name8": "final final test",
  "count": 8
}]

var finalString = '';
finalString = JSON.stringify(json);
finalString = finalString.replace(/},{/g, ",");
alert(finalString);