C# parse multi object json from url in datatables

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

namespace WebApplication3.Models
{
    public class Customer
    {
    }

    public class Meta
    {
        public string type { get; set; }
        public string date { get; set; }
        public string schemaUrl { get; set; }
    }

    public class BillingContact
    {
        public string language { get; set; }
        public string languageId { get; set; }
        public string locale { get; set; }
        public string company { get; set; }
        public string firstname { get; set; }
        public string lastname { get; set; }
        public string companyRomanized { get; set; }
        public string firstnameRomanized { get; set; }
        public string lastnameRomanized { get; set; }
        public string street1 { get; set; }
        public string street2 { get; set; }
        public string postalcode { get; set; }
        public string city { get; set; }
        public string state { get; set; }
        public string stateId { get; set; }
        public string stateIsoCode { get; set; }
        public string country { get; set; }
        public string countryId { get; set; }
        public string email { get; set; }
    }

    public class DeliveryContact
    {
        public string language { get; set; }
        public string languageId { get; set; }
        public string locale { get; set; }
        public string company { get; set; }
        public string firstname { get; set; }
        public string lastname { get; set; }
        public string companyRomanized { get; set; }
        public string firstnameRomanized { get; set; }
        public string lastnameRomanized { get; set; }
        public string street1 { get; set; }
        public string street2 { get; set; }
        public string postalcode { get; set; }
        public string city { get; set; }
        public string state { get; set; }
        public string stateId { get; set; }
        public string stateIsoCode { get; set; }
        public string country { get; set; }
        public string countryId { get; set; }
        public string email { get; set; }
    }

    public class LicenseeContact
    {
        public string language { get; set; }
        public string languageId { get; set; }
        public string locale { get; set; }
        public string company { get; set; }
        public string firstname { get; set; }
        public string lastname { get; set; }
        public string companyRomanized { get; set; }
        public string firstnameRomanized { get; set; }
        public string lastnameRomanized { get; set; }
        public string street1 { get; set; }
        public string street2 { get; set; }
        public string postalcode { get; set; }
        public string city { get; set; }
        public string state { get; set; }
        public string stateId { get; set; }
        public string stateIsoCode { get; set; }
        public string country { get; set; }
        public string countryId { get; set; }
        public string email { get; set; }
    }

    public class PaymentInfo
    {
        public string currency { get; set; }
        public string currencyId { get; set; }
        public string paymentType { get; set; }
        public string paymentTypeId { get; set; }
        public bool isPurchaseOrder { get; set; }
    }

    public class ProfitCalculation
    {
        public double grossRevenue { get; set; }
        public double collectedVat { get; set; }
        public double netRevenue { get; set; }
        public double cbMarginPercentage { get; set; }
        public double cbMarginFix { get; set; }
        public double yourNetProfit { get; set; }
        public double yourVat { get; set; }
        public double yourGrossProfit { get; set; }
    }

    public class ProductSinglePrice
    {
        public double netPrice { get; set; }
        public double vatPrice { get; set; }
        public double grossPrice { get; set; }
        public double vatPercentage { get; set; }
    }

    public class ProductTotalPrice
    {
        public double netPrice { get; set; }
        public double vatPrice { get; set; }
        public double grossPrice { get; set; }
        public double vatPercentage { get; set; }
    }

    public class TotalSinglePrice
    {
        public double netPrice { get; set; }
        public double vatPrice { get; set; }
        public double grossPrice { get; set; }
        public double vatPercentage { get; set; }
    }

    public class TotalTotalPrice
    {
        public double netPrice { get; set; }
        public double vatPrice { get; set; }
        public double grossPrice { get; set; }
        public double vatPercentage { get; set; }
    }

    public class YourPrice
    {
        public ProductSinglePrice productSinglePrice { get; set; }
        public ProductTotalPrice productTotalPrice { get; set; }
        public TotalSinglePrice totalSinglePrice { get; set; }
        public TotalTotalPrice totalTotalPrice { get; set; }
    }

    public class ProductSinglePrice2
    {
        public double netPrice { get; set; }
        public double vatPrice { get; set; }
        public double grossPrice { get; set; }
        public double vatPercentage { get; set; }
    }

    public class ProductTotalPrice2
    {
        public double netPrice { get; set; }
        public double vatPrice { get; set; }
        public double grossPrice { get; set; }
        public double vatPercentage { get; set; }
    }

    public class TotalSinglePrice2
    {
        public double netPrice { get; set; }
        public double vatPrice { get; set; }
        public double grossPrice { get; set; }
        public double vatPercentage { get; set; }
    }

    public class TotalTotalPrice2
    {
        public double netPrice { get; set; }
        public double vatPrice { get; set; }
        public double grossPrice { get; set; }
        public double vatPercentage { get; set; }
    }

    public class CustomerPrice
    {
        public ProductSinglePrice2 productSinglePrice { get; set; }
        public ProductTotalPrice2 productTotalPrice { get; set; }
        public TotalSinglePrice2 totalSinglePrice { get; set; }
        public TotalTotalPrice2 totalTotalPrice { get; set; }
    }

    public class Service
    {
        public string deliveryType { get; set; }
        public string deliveryTypeId { get; set; }
    }

    public class Delivery
    {
        public Service service { get; set; }
    }

    public class NextBillingProfit
    {
        public double grossRevenue { get; set; }
        public double collectedVat { get; set; }
        public double netRevenue { get; set; }
        public double cbMarginPercentage { get; set; }
        public double cbMarginFix { get; set; }
        public double yourNetProfit { get; set; }
        public double yourVat { get; set; }
        public double yourGrossProfit { get; set; }
    }

    public class RecurringBilling
    {
        public string subscriptionId { get; set; }
        public string subscriptionEventtypeId { get; set; }
        public int originalPurchaseId { get; set; }
        public int originalPurchaseItemRunningNumber { get; set; }
        public int intervalNumber { get; set; }
        public int gracePeriodDays { get; set; }
        public string statusId { get; set; }
        public string status { get; set; }
        public string itemStatusId { get; set; }
        public string itemStatus { get; set; }
        public string nextBillingDate { get; set; }
        public string cancellationUrl { get; set; }
        public string changePaymentSubscriptionUrl { get; set; }
        public NextBillingProfit nextBillingProfit { get; set; }
    }

    public class Item
    {
        public int runningNumber { get; set; }
        public int productId { get; set; }
        public string productName { get; set; }
        public string yourProductId { get; set; }
        public string yourProductName { get; set; }
        public string internalCategory { get; set; }
        public int supportContactId { get; set; }
        public string supportContact { get; set; }
        public int clientId { get; set; }
        public int quantity { get; set; }
        public string yourCurrency { get; set; }
        public string yourCurrencyId { get; set; }
        public ProfitCalculation profitCalculation { get; set; }
        public YourPrice yourPrice { get; set; }
        public CustomerPrice customerPrice { get; set; }
        public List<Delivery> deliveries { get; set; }
        public RecurringBilling recurringBilling { get; set; }
    }

    public class ExtraParameters
    {
    }

    public class RootObject
    {
        public Meta meta { get; set; }
        public int purchaseId { get; set; }
        public string status { get; set; }
        public string statusId { get; set; }
        public BillingContact billingContact { get; set; }
        public DeliveryContact deliveryContact { get; set; }
        public LicenseeContact licenseeContact { get; set; }
        public PaymentInfo paymentInfo { get; set; }
        public string creationTime { get; set; }
        public string paymentArriveTime { get; set; }
        public string lastModificationTime { get; set; }
        public string subscriptionRevenueCategoryId { get; set; }
        public string remoteAddress { get; set; }
        public string remoteHost { get; set; }
        public string httpUserAgent { get; set; }
        public string httpEntryUrl { get; set; }
        public string httpReferer { get; set; }
        public string httpAcceptLanguage { get; set; }
        public string internalCustomer { get; set; }
        public string customerConfirmationPageUrl { get; set; }
        public string customerPdfDocumentUrl { get; set; }
        public string merchantOfRecord { get; set; }
        public List<Item> items { get; set; }
        public ExtraParameters extraParameters { get; set; }
    }
}

<pre>I done it like this...its insering values in database...but not through datatable...can anyone share some code or procedure?
<pre> public void customerjson()
 {
            string url = @"https://api.myjson.com/bins/yxi3x";

            using (WebClient client = new WebClient())
            {
                string json = client.DownloadString(url);
                var table = JsonConvert.DeserializeObject<RootObject>(json);
            

            string sql = "";
            SqlConnection _connection = new SqlConnection(ConfigurationManager.ConnectionStrings["ConnStringDb"].ToString());

            sql = sql + "insert into ContactDetails (language, languageId, locale, company, firstname, lastname, companyRomanized, firstnameRomanized, lastnameRomanized, street1, street2, postalcode, city, state, stateId, stateIsoCode, country, countryId, email) values('"
                 + table.billingContact.language.ToString() + "','"
                 + table.billingContact.languageId.ToString() + "','"
                 + table.billingContact.locale.ToString() + "','"
                 + table.billingContact.company.ToString() + "','"
                 + table.billingContact.firstname.ToString() + "','"
                 + table.billingContact.lastname.ToString() + "','"
                 + table.billingContact.companyRomanized.ToString() + "','"
                 + table.billingContact.firstnameRomanized.ToString() + "','"
                 + table.billingContact.lastnameRomanized.ToString() + "','"
                 + table.billingContact.street1.ToString() + "','"
                 + table.billingContact.street2.ToString() + "','"
                 + table.billingContact.postalcode.ToString() + "','"
                 + table.billingContact.city.ToString() + "','"
                 + table.billingContact.state.ToString() + "','"
                 + table.billingContact.stateId.ToString() + "','"
                 + table.billingContact.stateIsoCode.ToString() + "','"
                 + table.billingContact.country.ToString() + "','"
                 + table.billingContact.countryId.ToString() + "','"
                 + table.billingContact.email.ToString() + "')";

            SqlCommand cmd = new SqlCommand(sql, _connection);
            _connection.Open();
            cmd.ExecuteNonQuery();
            _connection.Close();
            }
        }