etsysLicenseKeyLastModified 1.3.6.1.4.1.5624.1.2.54.1.1.1.1.7

The local date and time at which the license key string, etsysLicenseKeyString, associated with this row was last modified. If this information is not available, or the license key string has not been modified, this object MUST return '00000000'H.