JSFiddle - React, Tailwind, and code Playground

HTML

TestText: <span data-bind="text: TestText"></span><br>
TestList: <select id="TestList" 
    data-bind="options: 'TestList', optionsText: 'Name', optionsValue: 'ID', optionsCaption: 'Please Select'"></select>

JavaScript

var data = {
    "TestList": [{ "ID": "1", "Name": "Dave" }, { "ID": "2", "Name": "Mustaine" }],
    "TestText": "Hello World"
};

var viewModel = data;//{};
//viewModel = ko.mapping.fromJSON(data);

ko.applyBindings(viewModel);