[AttributeUsage(AttributeTargets.Property,Inherited = true)]
    public class RequestBodyField:Attribute
    {
        public string Field;
        public RequestBodyField(string field)
        {
            this.Field = field;
        }
    }

    public class EmployeesRequestBody
    {
        [RequestBodyField("current")]
        public  int CurrentPage { get; set; }

        [RequestBodyField("rowcount")]
        public int RowCount { get; set; }

        [RequestBodyField("searchPhrase")]
        public string SearchPhrase { get; set; }

        [RequestBodyField("sort")]
        public NameValueCollection SortDictionary { get; set; }
    }

 public T GetFromQueryString<T>() where T : new()
        {
            var obj = new T();

            var queryString = HttpContext.Current.Request.QueryString;
            var queries = HttpUtility.ParseQueryString(queryString.ToString());

            var properties = typeof(T).GetProperties();
            foreach (var property in properties)
            {
                foreach (Attribute attribute in property.GetCustomAttributes(true))
                {
                    var requestBodyField = attribute as RequestBodyField; 
                    if (requestBodyField == null) continue;

                    //get value of query string
                    var valueAsString = queries[requestBodyField.Field];

                    var converter = TypeDescriptor.GetConverter(property.PropertyType);
                    var value = converter.ConvertFrom(valueAsString);

                    if (value == null)
                        continue;

                    property.SetValue(obj, value, null);
                }
            }
            return obj;
        }

HttpContext.Current.Request.QueryString

   var converter = TypeDescriptor.GetConverter(property.PropertyType);
   var value = converter.ConvertFrom(valueAsString);

if (valueAsString == null)
                    {
                        var keys = from key in queries.AllKeys where key.StartsWith(requestBodyField.Field) select key;

                        var collection = new NameValueCollection();

                        foreach (var key in keys)
                        {
                            var openBraketIndex = key.IndexOf("[", StringComparison.Ordinal);
                            var closeBraketIndex = key.IndexOf("]", StringComparison.Ordinal);

                            if (openBraketIndex < 0 || closeBraketIndex < 0)
                                throw new Exception("query string is corrupted.");

                            openBraketIndex++;
                            //get key in [...]
                            var fieldName = key.Substring(openBraketIndex, closeBraketIndex - openBraketIndex);
                            collection.Add(fieldName, queries[key] );
                        }
                        property.SetValue(obj, collection, null);
                        continue;
                    }

        public T GetFromQueryString<T>() where T : new()
        {
            var obj = new T();
            var properties = typeof(T).GetProperties();

            var queryString = HttpContext.Current.Request.QueryString;
            var queries = HttpUtility.ParseQueryString(queryString.ToString());

            foreach (var property in properties)
            {
                foreach (Attribute attribute in property.GetCustomAttributes(true))
                {
                    var requestBodyField = attribute as RequestBodyField; 
                    if (requestBodyField == null) continue;

                    //get value of query string
                    var valueAsString = queries[requestBodyField.Field];

                    if (valueAsString == null)
                    {
                        var keys = from key in queries.AllKeys where key.StartsWith(requestBodyField.Field) select key;

                        var collection = new NameValueCollection();

                        foreach (var key in keys)
                        {
                            var openBraketIndex = key.IndexOf("[", StringComparison.Ordinal);
                            var closeBraketIndex = key.IndexOf("]", StringComparison.Ordinal);

                            if (openBraketIndex < 0 || closeBraketIndex < 0)
                                throw new Exception("query string is corrupted.");

                            openBraketIndex++;
                            //get key in [...]
                            var fieldName = key.Substring(openBraketIndex, closeBraketIndex - openBraketIndex);
                            collection.Add(fieldName, queries[key]);
                        }
                        property.SetValue(obj, collection, null);
                        continue;
                    }

                    var converter = TypeDescriptor.GetConverter(property.PropertyType);
                    var value = converter.ConvertFrom(valueAsString);

                    if (value == null)
                        continue;

                    property.SetValue(obj, value, null);
                }
            }
            return obj;
        }

public virtual ActionResult GetEmployees()
{
     var request = new Requests().GetFromQueryString<EmployeesRequestBody>();
}

D:\electron\test1>npm init

npm i electron-prebuilt --save-dev

atom .

{
  "name": "electron",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "start": "electron ."
  },
  "author": "",
  "license": "ISC"
}

const electron = require('electron');
const {app} = electron;
const {BrowserWindow} = electron;

let win;
app.on('ready', function() {
  // Create the browser window.
  win = new BrowserWindow({
           width: 800,
           height: 600
     });
});

npm start

win.loadURL(`file://${__dirname}/index.html`);