JSFiddle - React, Tailwind, and code Playground

HTML

<input type="button" value="Click me for generate JSON Array" id="saveValues"/>

JavaScript

$("#saveValues").click(function (event){
 var paramValues = {paramProperty:[]}; // 1

for(var i=0;i< 6;i++)
{
  paramValues.paramProperty.push({'Id':i,'name': "Ram",'age':25}); // 2 
}
var paramValuesJSON = JSON.stringify(paramValues); // 3
// alert("JSON String to send with request : "+paramValuesJSON);
var data={
          'userId': "User1",
          'userName': "Krish",
          'paramJsonValues': paramValuesJSON // 4
         };
     $.ajax({
                type: 'POST',
                 url: 'saveParamValues', // 5
                data: data,
            dataType: 'html',
             success: function(html, textStatus){
                 alert("data: "+html);       //6
        },
               error: function(xhr, textStatus, errorThrown) {
                      alert('An error occurred! ' + errorThrown+","+xhr);
                      }
    });
    

 });