eth2exp

type BeaconCommitteeSubscription struct {
	// ValidatorIdex is the index of the validator making the subscription request.
	ValidatorIndex eth2p0.ValidatorIndex
	// Slot is the slot for which the validator is attesting.
	Slot eth2p0.Slot
	// CommitteeIndex is the index of the committee of which the validator is a member at the given slot.
	CommitteeIndex eth2p0.CommitteeIndex
	// CommitteesAtSlot is the number of committees at the given slot.
	CommitteesAtSlot uint64
	// SlotSignature is the slot signature required to calculate whether the validator is an aggregator.
	SlotSignature eth2p0.BLSSignature
}

type BeaconCommitteeSubscriptionResponse struct {
	// ValidatorIndex is the index of the validator the made the subscription request.
	ValidatorIndex eth2p0.ValidatorIndex
	// Slot is the slot for which the validator is attesting.
	Slot eth2p0.Slot
	// CommitteeIndex is the index of the committee of which the validator is a member at the given slot.
	CommitteeIndex eth2p0.CommitteeIndex
	// CommitteesAtSlot is the number of committees at the given slot.
	CommitteesAtSlot uint64
	// IsAggregator indicates whether the validator is an attestation aggregator.
	IsAggregator bool
	// SelectionProof is the slot signature proving the validator is an aggregator for this slot and committee.
	SelectionProof eth2p0.BLSSignature
}

type BeaconCommitteeSubscriptionsSubmitterV2 interface {
	// SubmitBeaconCommitteeSubscriptionsV2 subscribes to beacon committees.
	SubmitBeaconCommitteeSubscriptionsV2(ctx context.Context, subscriptions []*BeaconCommitteeSubscription) ([]*BeaconCommitteeSubscriptionResponse, error)
}