public void SplitPreviousCsv(string telemetryCsv) { if (!string.IsNullOrEmpty(telemetryCsv)) { string[] splitCsv = telemetryCsv.Split('|'); SilentCallSuccessfulCount = splitCsv[1]; ApiIdAndCorrelationIds.Add(splitCsv[2]); ErrorCode.Add(splitCsv[3]); } }