For Jira Server this is the API we have use : https://docs.atlassian.com/software/jira/docs/api/8.20.1/com/atlassian/jira/issue/changehistory/ChangeHistoryManager.html#getChangeItemsForField-com.atlassian.jira.issue.Issue-java.lang.String-
Check out this article here it might help https://www.ravisagar.in/videos/jira-rest-api-change-history-who-made-change
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