sendNewRealtimeRoom(normalized) {
    const payload = {
      filter: JSON.stringify(normalized.filter),
      id: normalized.id,
      index: normalized.index,
    };

    return this.send("NewRealtimeRoom", payload);
  }
Publishes an event telling them that this node has created a new room

@param {NormalizedFilter} normalized - Obtained with Koncorde.normalize()
@return {Long} ID of the message sent to other nodes