+ @spec get_actor_url(any()) :: binary() | nil
+ defp get_actor_url(url) when is_binary(url), do: url
+ defp get_actor_url(%{"href" => href}) when is_binary(href), do: href
+
+ defp get_actor_url(url) when is_list(url) do
+ url
+ |> List.first()
+ |> get_actor_url()
+ end
+
+ defp get_actor_url(_url), do: nil
+