Allow tracking "custom updates" in CTA Event Topic in Real-Time Rules

Hey!

Here’s to another consistency one: 

A call-to-action based event topic in real-time rules offers the following set of tracking: 

Meanwhile, Company and Relationship both offer custom updates: 

So why not just make custom updates available for the call-to-action event topic? Consistency and parity are the keys! Shouldn’t be too hard. 

PS: event framework might be a workaround if only it was well documented… 

Thanks

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