code: @ObjectiveCName("sendMessageWithPeer:withText:withMarkdownText:withMentions:autoDetect:")
      public void sendMessage(@NotNull Peer peer, @NotNull String text, @Nullable String markDownText,
                              @Nullable ArrayList<Integer> mentions, boolean autoDetect) {
          modules.getMessagesModule().sendMessage(peer, text, markDownText, mentions, autoDetect);
      }
docs: Send Markdown Message with mentions
  
  @param peer         destination peer
  @param text         message text
  @param markDownText message markdown text
  @param mentions     user's mentions