Create a provisioning script for that, which reads the data and then stores it away.
I am currently using influxdb for the data storage.
I show the data in grafana, which I have embedded into genieacs UI.
Maby I can show you the scripts. It is in a very early stage and not the best option for your topic.
Have a look at this Extract eventcode from inform request - #3 by zaidka
This can be applied on the thing with the multiple instances /docsis channels. Currently I have not implement that. Maby I am going to for my DSL bonding lines.