BuildInfo.txt contains information about the build of the game, including when it was built and the SVN version number.

It usually looks like this: (example from Super Mario 3D World + Bowser's Fury)

Change 924546 on 2020/11/25 13:28:12 by p4_jenkins_build@Jenkins_RedCarpet-S_ContBuild 'RedCarpet-S - Automated Latest_'
END_LINE_CODE
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SVN 1887