How to parse json string to dataset in C#

// Serialization of DataSet to json string
StringWriter sw = new StringWriter();
versionUpGetData.WriteXml(sw, XmlWriteMode.WriteSchema);
XmlDocument xd = new XmlDocument();
xd.LoadXml(sw.ToString());
String jsonText = JsonConvert.SerializeXmlNode(xd);
File.WriteAllText(“d:/datasetJson.txt”,jsonText);

//Deserialization of Json String to DataSet
XmlDocument xd1 = new XmlDocument();
xd1 = (XmlDocument)JsonConvert.DeserializeXmlNode(jsonText);
DataSet jsonDataSet = new DataSet();
jsonDataSet.ReadXml(new XmlNodeReader(xd1));