Log level is not handled according to the format specification

[halbGefressen]

When the log level is not one of [Verbose, Debug, Information, Warning, Error, Fatal], the input file cannot be parsed and the user is presented with an endless spinner.

To Reproduce
{"@t":"2016-06-07T03:44:57.8532799Z","@mt":"Hello, {User}","User":"nblumhardt", "@l": "Info"}

Expected behavior
The log is displayed and the level "info" appears on the right in the diagram.

Desktop
Win11 Enterprise Build 26100