Write a class and code like this... public class NSEInstrument { [JsonProperty("token")] public string token { get; set; } [JsonProperty("symbol")] public string symbol { get; set; } [JsonProperty("name")] public string name { get; set; } } public List<NSEInstrument> GetNSEInstruments() { WebRequest webRequest = WebRequest.Create("https://margincalculator.angelbroking.com/OpenAPI_File/files/OpenAPIScripMaster.json"); HttpWebResponse response = (HttpWebResponse)webRequest.GetResponse(); if (response.StatusDescription == "OK") { Stream dataStream = response.GetResponseStream(); StreamReader reader = new StreamReader(dataStream); string responseFromServer = reader.ReadToEnd(); List<NSEInstrument> data = JsonConvert.DeserializeObject<List<NSEInstrument>>(responseFromServer); return data; } return null; }