I'm not sure which call in the UI you're talking about, I didn't see anything that quite looked like what you're describing. Do you mean schema in terms of the attributes at the top of the https://developer.adobelaunch.com/api/reference/1.0/rule_components/update/#​ page? I assume the custom code would go in the settings JSON string. is there reference on that schema? also, turns out that one of our properties has custom code reaching 2500 lines of code. is that not too much for the API to handl...