/**
 * Response DTO for getting MFA setup data
 *
 * Used to return method-specific setup data during MFA enrollment.
 * Structure varies by method (TOTP returns QR code, Passkey returns options, etc.).
 *
 * @example
 * ```typescript
 * const setupData = await mfaService.getSetupData({
 *   session: 'challenge-session-token',
 *   method: 'totp'
 * });
 * // Returns: { secret: '...', qrCode: '...', manualEntryKey: '...' }
 * ```
 */
/**
 * Response DTO for setup data
 */
export declare class GetSetupDataResponseDTO {
    /**
     * Provider-specific setup data
     *
     * Structure varies by method:
     * - TOTP: { secret: string, qrCode: string, manualEntryKey: string }
     * - SMS: { maskedPhone: string }
     * - Email: { maskedEmail: string }
     * - Passkey: WebAuthn registration options
     */
    setupData: Record<string, unknown>;
}
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