public static Visibility ToVisibility(this MastodonPostVisibility visibility) => (Visibility)visibility;
 public async Task<MastodonPost> CreateNewPost(string message, MastodonPostVisibility visibility, string replyStatusId = null, IEnumerable<string> mediaIds = null, bool sensitive = false, string spoilerText = null)
 {
     var mastodonClient = GetOrCreateMastodonClient();
     return (await mastodonClient.PostStatus(message, visibility.ToVisibility(), replyStatusId.ToNullableLong(), mediaIds.ToLongs(), sensitive, spoilerText)).ToPost();
 }