Dev2.Runtime.Diagnostics.ValidationResult.ToString C# (CSharp) Method

        public override string ToString()
        {
            return JsonConvert.SerializeObject(this);
        }
    }

        public override void ProcessRequest(ICommunicationContext ctx)
        {
            // Read post data which is expected to be JSON
            string args;
            using(var reader = new StreamReader(ctx.Request.InputStream, ctx.Request.ContentEncoding))
            {
                args = reader.ReadToEnd();
            }

            var className = GetClassName(ctx);
            var methodName = GetMethodName(ctx);
            var dataListID = GetDataListID(ctx);
            var workspaceID = GetWorkspaceID(ctx);
            dynamic result;
            try
            {
                Guid workspaceGuid;
                Guid.TryParse(workspaceID, out workspaceGuid);

                Guid dataListGuid;
                Guid.TryParse(dataListID, out dataListGuid);

                //
                // NOTE: result.ToString() MUST return JSON
                //

                // Ensure we execute as the correct user ;)
                var userPrinciple = ctx.Request.User;
                if(userPrinciple != null)
                {
                    Thread.CurrentPrincipal = userPrinciple;
                    Dev2Logger.Log.Info("WEB EXECUTION USER CONTEXT [ " + userPrinciple.Identity.Name + " ]");
                }

                result = _serviceInvoker.Invoke(className, methodName, args, workspaceGuid, dataListGuid);
            }
            catch(Exception ex)
            {
                result = new ValidationResult
                {
                    ErrorMessage = ex.Message
                };
            }
            ctx.Send(new StringResponseWriter(result.ToString(), ContentTypes.Json));
        }