export type Eth1Options = {
    enabled?: boolean;
    disableEth1DepositDataTracker?: boolean;
    providerUrls?: string[];
    /**
     * jwtSecretHex is the jwt secret if the eth1 modules should ping the jwt auth
     * protected engine endpoints.
     */
    jwtSecretHex?: string;
    jwtId?: string;
    jwtVersion?: string;
    depositContractDeployBlock?: number;
    unsafeAllowDepositDataOverwrite?: boolean;
    /**
     * Vote for a specific eth1_data regardless of validity and existing votes.
     * hex encoded ssz serialized Eth1Data type.
     */
    forcedEth1DataVote?: string;
};
export declare const DEFAULT_PROVIDER_URLS: string[];
export declare const defaultEth1Options: Eth1Options;
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