Couldn't create the City:
Cannot read properties of null (reading 'push')

class City extends Realm.Object<City> {
  static schema: Realm.ObjectSchema = {
    name: 'City',
    embedded: true,
    properties: {
      name: 'string',
    },
  };

  name!: string;
}

class Address extends Realm.Object<Address> {
  static schema: Realm.ObjectSchema = {
    name: 'Address',
    embedded: true,
    properties: {
      street: 'string',
      city: 'City',
    },
  };

  street!: string;
  city!: City;
}

class Person extends Realm.Object<Person> {
  static schema: Realm.ObjectSchema = {
    name: 'Person',
    primaryKey: '_id',
    properties: {
      _id: 'objectId',
      name: 'string',
      addresses: 'Address[]',
    },
  };

  _id!: Realm.BSON.ObjectId;
  name!: string;
  addresses!: Realm.List<Address>;
}