“Nestjs Mongoose classSerializerInterceptor no funciona” Código de respuesta

Nestjs Mongoose classSerializerInterceptor no funciona

async validateUser(email: string, password: string): Promise<UserWithoutPassword | null> {
    const user = await this.usersService.findOne({ email });

    if (user && await compare(password, user.password))
    {
        return plainToClass(UserWithoutPassword, user.toObject());
    }

    return null;
}