subscribeBalancedEvent(event, group) {
		if (!this.channel) return;

		const queue = `${this.prefix}.${PACKET_EVENT}B.${group}.${event}`;
		return this.channel
			.assertQueue(queue, this._getQueueOptions(PACKET_EVENT + "LB", true))
			.then(() =>
				this.channel.consume(
					queue,
					this._consumeCB(PACKET_EVENT, true),
					this.opts.consumeOptions
				)
			);
	}
Subscribe to balanced event command

@param {String} event
@param {String} group
@memberof AmqpTransporter