Timetracker
eazyBI for Jira
This page describes a custom solution to import data from Timetracker - Time Tracking & Timesheet Reporting for Jira.
The solution includes data import with REST API into the Issues cube.
Detailed steps described by app vendor Everit here: https://docs.everit.biz/timetracker/eazybi-reports-with-timetracker-data.