public static async Task <string> AdxExportStatusCheck(
            [ActivityTrigger] string operationId, ILogger log)
        {
            using (var client = KustoClientFactory.CreateCslAdminProvider(await GetKustoConnectionStringBuilder()))
            {
                var operationQuery = CslCommandGenerator.GenerateOperationsShowCommand(Guid.Parse(operationId));
                var resultReader   = new ObjectReader <OperationsShowCommandResult>(client.ExecuteControlCommand(adxDatabaseName, operationQuery));

                var res   = resultReader?.FirstOrDefault();
                var state = res?.State;
                if (state == "Completed")
                {
                    // When the state is completed, we can query the export details which contains the path to the file on blob storage
                    var operationDetailsQuery = CslCommandGenerator.GenerateOperationDetailsShowCommand(Guid.Parse(operationId));
                    var resultReader2         = new ObjectReader <DataExportToBlobCommandResult>(client.ExecuteControlCommand(adxDatabaseName, operationDetailsQuery));

                    var res2 = resultReader2?.FirstOrDefault();
                    var path = res2?.Path;
                    return(path);
                }
                else if (state == "Cancelled")
                {
                    return("Error");
                }
                else
                {
                    return(null);
                }
            }
        }