subscribeBalancedRequest(action) {
		if (!this.channel) return;

		const queue = `${this.prefix}.${PACKET_REQUEST}B.${action}`;
		return this.channel
			.assertQueue(queue, this._getQueueOptions(PACKET_REQUEST, true))
			.then(() =>
				this.channel.consume(
					queue,
					this._consumeCB(PACKET_REQUEST, true),
					this.opts.consumeOptions
				)
			);
	}
Subscribe to balanced action commands

@param {String} action
@memberof AmqpTransporter