Here’s a simplified example, where first a relevant text key (i.e. “CHICKEN”) is searched for, then a new string is composed (i.e. “CHICKEN: CHICKEN FEED”), and finally the old string (i.e. “CHICKEN”) is replaced at relevant locations in the tree.
Internalizing data doesn’t mean that you have to share everything or industry secrets, but you could have shared a relevant example to make helping you easier, for instance the one that was already shown in your screenshot.
You can internalize data by right-clicking on a relevant component input that you want to store the data into, and hit Interalize data.