type HolRegistrationInput = {
    /**
     * UAID is the agent UAID (uaid:*).
     * This is the primary identifier we want HOL to store.
     */
    uaid: string;
    /**
     * Communication protocol endpoint used by HOL registry broker (e.g. A2A endpoint URL).
     */
    endpoint: string;
    /**
     * Defaults to "a2a".
     */
    communicationProtocol?: string | null;
    metadata?: Record<string, string> | null;
    name?: string | null;
    description?: string | null;
    image?: string | null;
    descriptor?: unknown;
    /**
     * Registry Broker "ledger key" issued by verifyLedgerChallenge().
     * When provided, server does not need any Hedera private key.
     */
    ledgerKey?: string | null;
    /**
     * Ledger account used for broker auth; used for x-account-id header.
     */
    ledgerAccountId?: string | null;
};
export declare function registerHolAgent(input: HolRegistrationInput): Promise<unknown>;
export {};
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