zb0001--
		field, err = dc.ReadMapKeyPtr()
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		switch msgp.UnsafeString(field) {
		case "NewerThan":
			z.NewerThan, err = dc.ReadDuration()
			if err != nil {
				err = msgp.WrapError(err, "NewerThan")
				return
			}
		case "OlderThan":
			z.OlderThan, err = dc.ReadDuration()
			if err != nil {
				err = msgp.WrapError(err, "OlderThan")
				return

			return err
		}
	}
	return nil
}

// BatchKeyRotateFilter holds all the filters currently supported for batch replication
type BatchKeyRotateFilter struct {
	NewerThan     time.Duration `yaml:"newerThan,omitempty" json:"newerThan"`
	OlderThan     time.Duration `yaml:"olderThan,omitempty" json:"olderThan"`
	CreatedAfter  time.Time     `yaml:"createdAfter,omitempty" json:"createdAfter"`

		field, err = dc.ReadMapKeyPtr()
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		switch msgp.UnsafeString(field) {
		case "NewerThan":
			err = z.NewerThan.DecodeMsg(dc)
			if err != nil {
				err = msgp.WrapError(err, "NewerThan")
				return
			}
		case "OlderThan":
			err = z.OlderThan.DecodeMsg(dc)
			if err != nil {
				err = msgp.WrapError(err, "OlderThan")