Phabricator creates xactions as previews when someone is editing the ticket through the comments section.
We do not want to trigger the asset creation/fetching in Snipe IT in theses cases, otherwise we will end up with duplicated actions in snipe IT when phab user closes the ticket through the comment section.
This is related to https://gitlab.collabora.com/phabricator/asset-item-application/-/merge_requests/5