public async System.Threading.Tasks.Task OnComplete(string response)
        {
            System.Text.Json.JsonDocument doc = null;

            if (!string.IsNullOrEmpty(response))
            {
                try
                {
                    doc = System.Text.Json.JsonDocument.Parse(response);
                }
                catch (System.Text.Json.JsonException)
                {
                    //
                }
            }

            await Complete.InvokeAsync(new UploadCompleteEventArgs()
            {
                RawResponse = response, JsonResponse = doc
            });
        }