Update API scheme to layer 134.

Telegram/SourceFiles/export/output/export_output_html.cpp

@@ -1106,6 +1106,9 @@ auto HtmlWriter::Wrap::pushMessage(
 		return isChannel
 			? ("Channel theme was changed to " + data.emoji).toUtf8()
 			: (serviceFrom + " changed chat theme to " + data.emoji).toUtf8();
+	}, [&](const ActionChatJoinedByRequest &data) {
+		return serviceFrom
+			+ " joined group by request";
 	}, [](v::null_t) { return QByteArray(); });
 
 	if (!serviceText.isEmpty()) {

Telegram/SourceFiles/export/output/export_output_json.cpp

@@ -523,6 +523,9 @@ QByteArray SerializeMessage(
 		if (!data.emoji.isEmpty()) {
 			push("emoticon", data.emoji.toUtf8());
 		}
+	}, [&](const ActionChatJoinedByRequest &data) {
+		pushActor();
+		pushAction("join_group_by_request");
 	}, [](v::null_t) {});
 
 	if (v::is_null(message.action.content)) {