case dataUsageCacheVerV2:
		// Zstd compressed.
		dec, err := zstd.NewReader(r, zstd.WithDecoderConcurrency(2))
		if err != nil {
			return err
		}
		defer dec.Close()

		dold := &dataUsageCacheV2{}
		if err = dold.DecodeMsg(msgp.NewReader(dec)); err != nil {
			return err
		}
		d.Info = dold.Info