You can set up a business event that is triggered by a message. You create such a business event from a message business event. The business event gets the category 'Connectivity'.

A 'Connectivity' business event is triggered after the related message is run, taking into account the 'Send business event' setting on the applicable message business event.
When a 'Connectivity' business event is triggered, it creates JSON containing all relevant data.
Example:

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