Field code
%{issue.lastComment}
Field code
issue?.comments != [] ? issue?.comments[issue?.comments?.length-1].body?.plainText : null
Comments are stored in lists. Documentation on how to work with lists can be found here.
You can access the whole comment by issue.comments[0]
which returns an object, issue.comments
will return a list of objects.
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If you still have questions, feel free to refer to our support team.