import { P as PasskeyCredential, T as TransferParams, E as ExecuteParams, B as BridgeParams } from '../types-DP2CQT8p.mjs';

type AuthenticateAndPrepareParams = {
    credential: PasskeyCredential;
    action?: TransferParams | ExecuteParams | BridgeParams;
    /** Pre-encoded Hub action payload (hex string). If provided, `action` is ignored. */
    actionPayload?: string;
    targetChain: number;
};
type AuthenticateAndPrepareResult = {
    serializedTx: Uint8Array;
    queryProof: Uint8Array<ArrayBufferLike>;
    estimatedLatency: number;
    fallbackAvailable: boolean;
};
/**
 * Client-first authentication preparation:
 * - user signs locally (FaceID/TouchID)
 * - client queries Wormhole Query Proxy for Guardian-attested nonce/state
 * - client returns a ready-to-submit relayer payload (JSON bytes)
 * - falls back to RPC nonce if Queries fails
 */
declare function authenticateAndPrepare(userParams: AuthenticateAndPrepareParams, apiKey: string): Promise<AuthenticateAndPrepareResult>;

export { type AuthenticateAndPrepareParams, type AuthenticateAndPrepareResult, authenticateAndPrepare };