elixir_erlsom_example_4.exs

def erlsom_transform(data = current_observation()), do:
  Enum.into(current_observation(data), Map.new, &_transform_value/1)
def erlsom_transform(data = imageType()), do:
  Enum.into(imageType(data), Map.new, &_transform_value/1)
def erlsom_transform(data = [first | _rest]) when is_integer(first), do:
  List.to_string(data)
def erlsom_transform(:undefined), do: nil
def erlsom_transform(data), do: data

defp _transform_value({k, v}), do: {k, erlsom_transform(v)}