i'm trying to extract data from json and show into my dashboard but failed     { "timestamp":"2021-04-22T09:14:38.727Z", "message":"Metrics: key1=false, [SystemMetricsBean] key2=key2val, [MetricAttributes] sumCountViaMetricsAnnotation=2, failureCount=0, sumDuration=46, minDuration=22, maxDuration=24, sumCountViaCacheAnnotation=2, numWithoutCache=2, numDisableCache=2", "version":"1.1.0" }     i'd like to  extract failureCount and other statistic data then display in my dashboard   here is my search but not work:     base search | spath path=message,output=metrics | stats count(sumDuration) as duration, count(failureCount) as fail       can u help to guide me? also i try other cmd like extract, eval, rex but also not got the result ... View more