Error while pulling historic data


  • I am building a desktop application using C#, .NET8.0. I want to pull historic price values . I am getting error 'Raw Response Content: Request Rejected. The requested URL was rejected. Please consult with your administrator. Your support ID is 5492786208459174548' for the below code. Please let me know how to proceed.
    Exchange = NSE
    AssetName = Tata Motors

    public static decimal? GetCurrentPrice(string exchange, string assetName)
    {
        string? accessToken = GetAccessToken();
        if (accessToken == null)
        {
            MessageBox.Show("Failed to retrieve access token.");
            return null;
        }
    
        try
        {
            var client = new RestClient("https://apiconnect.angelone.in/rest/secure/angelbroking/historical/v1/getCandleData");
            var request = new RestRequest
            {
                Method = Method.Get
            };
    
            request.AddHeader("Authorization", $"Bearer {accessToken}");
            request.AddHeader("X-API-KEY", apiKey);
    
            // Add query parameters for the historical data request
            request.AddParameter("exchange", exchange);
            request.AddParameter("symbol", assetName);
            request.AddParameter("interval", "ONE_DAY");
            request.AddParameter("fromdate", DateTime.Now.AddDays(-1).ToString("yyyy-MM-dd")); 
            request.AddParameter("todate", DateTime.Now.ToString("yyyy-MM-dd"));
    
            RestResponse response = client.Execute(request);
    
            // Check if headers are not null and display them
            var headers = response.Headers != null
                ? string.Join(Environment.NewLine, response.Headers.Select(h => $"{h.Name}: {h.Value}"))
                : "No headers available";
    
            MessageBox.Show($"Response Status: {response.StatusCode}\nResponse Headers:\n{headers}", "API Response", MessageBoxButton.OK, MessageBoxImage.Information);
    
            if (response.IsSuccessful)
            {
                if (string.IsNullOrEmpty(response.Content))
                {
                    MessageBox.Show("Empty response content. The market might be closed or data is unavailable.");
                    return null;
                }
    
                // Print the raw response for debugging
                MessageBox.Show($"Raw Response Content: {response.Content}");
    
                try
                {
                    var priceData = Newtonsoft.Json.Linq.JObject.Parse(response.Content);
                    var currentPrice = priceData["data"]?[0]?["close"]?.Value<decimal>();
                    return currentPrice;
                }
                catch (Newtonsoft.Json.JsonException jsonEx)
                {
                    MessageBox.Show($"JSON Parsing Error: {jsonEx.Message}", "JSON Parsing Error", MessageBoxButton.OK, MessageBoxImage.Error);
                    return null;
                }
            }
            else
            {
                MessageBox.Show($"Error: {response.StatusCode} - {response.Content}", "API Error", MessageBoxButton.OK, MessageBoxImage.Error);
                return null;
            }
        }
        catch (Exception ex)
        {
            MessageBox.Show($"Exception occurred: {ex.Message}", "Exception", MessageBoxButton.OK, MessageBoxImage.Error);
            return null;
        }
    }