PFA the plugin script to get details of a specific queue in a Virtual Host (vhost). You can configure the queue and vhost name along with the RabbitMQ host details in the plugin. The following metrics will be monitored:
Once the plugin monitor is added, set thresholds for singular queues and be alerted when they exceed. Read our documentation to set up a threshold profile for a plugin monitor.
Hope this helps. Let us know for queries, if any, in the below thread.