Optional
epochDate as the number of milliseconds that have elapsed since 00:00:00 Coordinated Universal Time (UTC), 1 January 1970.
Optional
friendlyDate in a user-friendly text format.
Optional
iso8601Date in ISO8601 format.
Optional
jiraDate in the format used in the Jira REST APIs, which is ISO8601 format but extended with milliseconds. For example, 2016-09-28T23:08:32.097+1000.
Date of the current build.