Id property
      
      ItemId?
      get
      Id
      
    
    
Implementation
ItemId? get Id => this.id;
      
      set
      Id
      (ItemId? value) 
      
    
    
    
Implementation
set Id(ItemId? value) {
  if (this.CanSetFieldValue(this.id, value)) {
    this.id = value;
    this.Changed();
  }
}