Suppressing the email when Jira Automation adds a comment (and why sendNotifications does nothing) Key takeaways sendNotifications is not a parameter of the automation Comment action, so nothing reads it. Your export proves the key is stored; your inbox proves it is not used. The Jira comment REST endpoint ignores unknown keys silently. I posted sendNotifications, notifyUsers and totallyMadeUpKey12345 to it and all three returned 201. notifyUsers is real — on Edit issue, o...