declare const OptionalJwtAuthGuard_base: import("@nestjs/passport").Type<import("@nestjs/passport").IAuthGuard>;
export declare class OptionalJwtAuthGuard extends OptionalJwtAuthGuard_base {
    handleRequest<TUser = {
        id: string;
        email: string;
        role?: string;
        source: string;
    } | null>(_err: unknown, user: TUser): TUser;
}
export {};