JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdn.flexmonster.com/flexmonster.js"></script>

<div id="pivot-container"></div>

JavaScript

pivot = new Flexmonster({
  container: "pivot-container",
    componentFolder: "https://cdn.flexmonster.com/",
  toolbar: true,
  report: {
    dataSource: {
      data: [{
          "Color": "green",
          "Country": "",
        },
        {
          "Color": "red",
          "Country": "",
        }
      ],
      mapping: {
      	Color: { caption: 'Color', type: 'string' },
        Country: { caption: 'Country', type: 'string' },
      }
    },
    slice: {
      rows: [{
        uniqueName: "Country",
      }],
      columns: [{
        uniqueName: "[Measures]"
      }],
      measures: [
        {
          uniqueName: "CalculatedMetric0",
          formula: "distinctcount(\"FromTime\")",

        }
      ]
    },
    options: {
        "validateFormulas": false
    },
  }
});