anchor.diff:  create_user([UserConfig]) ->
       Id = get_value("ID", UserConfig, <<"">>),
       Name = get_value("NAME", UserConfig, <<"">>),
  +    Alias = get_value("ALIAS", UserConfig, Name),
       Emails = get_value("EMAILS", UserConfig, []),
       DefaultSpace = <<Id/binary, "_default_space">>,
       DefaultSpaceProvider = get_value("DEFAULT_SPACE_PROVIDER", UserConfig),
  
positive.code: 
  -record(user, {
      name = <<"">>,
      email_list = [],
      connected_accounts = [],
      spaces = [],
  
negative.code: 
      User = #user{
          name = Name,
          alias = Alias,
          email_list = Emails,
          connected_accounts = ConnectedAccounts
      },
  