code: private void handleChannelCategory(JsonNode channel) {
          long serverId = channel.get("guild_id").asLong();
          api.getPossiblyUnreadyServerById(serverId).ifPresent(server -> {
              ChannelCategory channelCategory = ((ServerImpl) server).getOrCreateChannelCategory(channel);
              ServerChannelCreateEvent event = new ServerChannelCreateEventImpl(channelCategory);
              api.getEventDispatcher().dispatchServerChannelCreateEvent((DispatchQueueSelector) server, server, event);
          });
      }
docs: Handles channel category creation.
  
  @param channel The channel data.