$toJson()

class User extends Model {  static entity = 'users'  @Attr('') declare id: number  @Str('') declare name: string  @HasMany(() => Post, 'userId') declare posts: Post[]}const user = new User({ id: 1, name: 'John Doe', posts: [{ id: 1, title: 'Merry Christmas' }] })user.$toJson()// {//    id: 1,//    name: 'John Doe',//    posts: [{ id: 1, title: 'Merry Christmas' }],// }

function $toJson(model?: Model, options: ModelOptions = {}): Element