/// <summary>
/// Updates the existing opening balance information.
/// </summary>
/// <param name="update_info">The update_info is the OpeningBalance object which contains the updation information.</param>
/// <returns>OpeningBalance object.</returns>
public OpeningBalance UpdateOpeningBalance(OpeningBalance update_info)
{
var url = baseAddress + "/openingbalances";
var json = JsonConvert.SerializeObject(update_info);
var jsonstring = new Dictionary <object, object>();
jsonstring.Add("JSONString", json);
var response = ZohoHttpClient.put(url, getQueryParameters(jsonstring));
return(SettingsParser.getOpeningBalance(response));
}