private List <dynamic> GetKeyPersonnels(string entity, string resourceName) { var lst = new List <dynamic>(); var lstUser = _contractService.GetKeyPersonnels(entity); foreach (var n in lstUser) { if (!lst.Exists(c => c.Value == n.User.UserGuid.ToString())) { lst.Add(new { id = resourceName, Name = $"{n.User.Firstname} {n.User.Lastname}", Value = n.User.UserGuid.ToString() }); } } return(lst); }