Case: You need to get the time spent changes (when it was added/updated) on issues.
*You can use this guide to see changes in any issue field you are interested in (comment, description, assignee, status, etc.)
Follow the next steps:
Open Issue History for Jira app.
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As a result, you will get a report with the time spent history for the selected project updated within the last 7 days.
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Save/Load option
You can save this configuration and use it whenever you work with the add-on.
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