"targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${datasource}"
          },
          "expr": "(histogram_quantile(0.50, sum(irate(istio_request_duration_milliseconds_bucket{reporter=~\"$qrep\",destination_service=~\"$service\"}[1m])) by (le)) / 1000) or histogram_quantile(0.50, sum(irate(istio_request_duration_seconds_bucket{reporter=~\"$qrep\",destination_service=~\"$service\"}[1m])) by (le))",

      "targets": [
        {
          "datasource": {
            "type": "prometheus",
            "uid": "${datasource}"
          },

          '{{ destination_workload}}.{{ destination_workload_namespace }}',
          tableLabelJoin(
            quantile(
              '0.5',
              sum(
                rate(labels('istio_request_duration_milliseconds_bucket', { reporter: '~source|waypoint' })),
                by=['le', 'destination_workload', 'destination_workload_namespace']
              )
            )
          )

			"histogram_quantile(0.500000, sum(rate(istio_request_duration_milliseconds_bucket{destination_workload=~\"details.*\", destination_workload_namespace=~\".*\",reporter=\"destination\"}[1m0s])) by (le))": prometheus_model.Vector{ // nolint: lll
				&prometheus_model.Sample{Value: 2.5},
			},

                  "uid": "$datasource"
               },
               "expr": "label_join(histogram_quantile(0.5, sum by (le,destination_workload,destination_workload_namespace) (rate(istio_request_duration_milliseconds_bucket{reporter=~\"source|waypoint\"}[$__rate_interval]))), \"destination_workload_var\", \".\", \"destination_workload\", \"destination_workload_namespace\")",
               "format": "table",