https://docs.atlassian.com/software/jira/docs/api/11.3.0/com/atlassian/jira/plugin/issuetabpanel/IssueAction.html
IssueAction (Atlassian Jira - Server 11.3.0 API)
declaration: package: com.atlassian.jira.plugin.issuetabpanel, interface: IssueAction
atlassian jiraserverapi
https://docs.atlassian.com/software/jira/docs/api/7.5.0/com/atlassian/jira/plugin/issuetabpanel/IssueAction.html
IssueAction (Atlassian JIRA 7.5.0 API)
atlassian jiraapi