So I was trying to retrieve some information out of a log, and just for funsies, I thought I'd write it down here, so I remember what I did.
In short:
So I was trying to get a list of UUIDs of messages that failed to be parsed.
The serverlog I had contained for example the following:
Error during processing of message 8748 (225abd00-a806-455e-b3ef-a...