err = msgp.WrapError(err, "VariableLabels", za0003)
					return
				}
				z.VariableLabels[za0003] = za0004
			}
		case "HistogramBucketLabel":
			z.HistogramBucketLabel, bts, err = msgp.ReadStringBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "HistogramBucketLabel")
				return
			}
		case "Histogram":
			var zb0004 uint32
			zb0004, bts, err = msgp.ReadMapHeaderBytes(bts)
			if err != nil {

	StaticLabels         map[string]string `json:"StaticLabels"`
	Value                float64           `json:"Value"`
	VariableLabels       map[string]string `json:"VariableLabels"`
	HistogramBucketLabel string            `json:"HistogramBucketLabel"`
	Histogram            map[string]uint64 `json:"Histogram"`
}

// MetricsGroupV2 are a group of metrics that are initialized together.
type MetricsGroupV2 struct {