Nestjs mongoose use UUID as an id

nestjs-mongoose-uuid

import { Prop, Schema, SchemaFactory } from '@nestjs/mongoose';
import { Document } from 'mongoose';
import { v4 as uuidv4 } from 'uuid';

@Schema()
export class Course extends Document {
    
    @Prop({ type: String, default: function genUUID() {
        return uuidv4()
    }})
    _id: string

}

export const CourseSchema = SchemaFactory.createForClass(Course);

Thanks.

Thanks!