import { PublicKey } from "@chainsafe/blst";
import { ISignatureSet } from "@lodestar/state-transition";
import { Metrics } from "../../metrics/metrics.js";
export declare function getAggregatedPubkey(signatureSet: ISignatureSet, metrics?: Metrics | null): PublicKey;
export declare function getAggregatedPubkeysCount(signatureSets: ISignatureSet[]): number;
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