In order to know your version expiration date, you can show the contets of the version.json file: 
cat .vl/version.json
example output: 
{
  "version": "2.38.27-rc.10",
  "release_date": "2025-06-03T13:26:37Z",
  "obfuscation_duration_days": 90,
  "license_end_date": "2025-09-01T13:26:37Z",
  "product": "onprem"
}
fieldexample datadefinition
version2.38.27-rc.10version of the installed version
release_date2025-06-03T13:26:37Ztime the version was released
obfuscation_duration_days90days untill obfuscation from the release date
license_end_date2025-09-01T13:26:37Zexpiration date