If you've selected to manually send feedback toJira, you'll need to do this from the feedback page.
To send feedback to Jira
Click the Feedback menu and select a feedback.
On the right hand side on the information panel, click 'Send to JIRA'
Once you have sent the feedback to JIRA, the JIRA issue URL will be available from this panel
If you click this URL, you'll be taken directly to the issue inside your JIRA with all of the feedback details including the screenshot and any original comments.