public IActionResult Insert120(int coordX)
        {
            TimeSpan      now   = DateTime.Now.Subtract(new DateTime(1970, 1, 1, 0, 0, 0));
            int           epoch = (int)now.TotalSeconds;
            StringBuilder query = new StringBuilder("use pixelappDB; insert into pixels(!id, !coordX, !coordY, !color, !updatedAt) values");

            for (var i = 0; i <= 120; i++)
            {
                int id = (coordX + 1) + i * 161;
                query.Append("(" + id + ", " + coordX + ", " + i + ", '#FFFFFF', " + epoch + ")");
                if (i == 120)
                {
                    query.Append(";");
                }
                else
                {
                    query.Append(",");
                }
            }
            var endpoint    = "http://40.117.152.157/nodedb1";
            var endPointObj = new RequesterEndpointObject {
                Query = query.ToString(), EndPoint = endpoint
            };

            //return ExecuteQueryToRequester(endPointObj).Result;
            return(ExecuteQuery(query.ToString()).Result);
        }
        public async Task <IActionResult> ExecuteQueryToRequester([FromBody] RequesterEndpointObject requesterEndpoint)
        {
            var signatureEndpoint = requesterEndpoint.EndPoint + "/api/Requester/SignQuery";
            var executionEndpoint = requesterEndpoint.EndPoint + "/api/Requester/ExecuteQuery";

            try
            {
                var signatureRequest  = HttpHelper.ComposeWebRequestPost(signatureEndpoint);
                var signatureResponse = await HttpHelper.CallWebRequestNoSSLVerification(signatureRequest, requesterEndpoint.Query);

                var response         = JsonStringNavigator.GetDeeper(signatureResponse, "response");
                var executionRequest = HttpHelper.ComposeWebRequestPost(executionEndpoint);
                var executionJson    = await Fetch.PostAsync(executionEndpoint, response);

                var items = JsonConvert.DeserializeObject <ExpandoObject>(executionJson);
                return(Ok(items));
            }
            catch (Exception e)
            {
                throw e;
            }
        }