curl -X POST \
http: -H 'Cache-Control: no-cache' \
-H 'Content-Type: application/json; charset=utf-8' \
-H 'Postman-Token: 3d72a314-48e1-45ff-832a-950d43a7435d' \
-H 'X-Event-Key: pr:reviewer:approved' \
-H 'X-Request-Id: 0d6f5c89-f29b-4c8a-9fc4-a6fd1846bafb' \
-d '{"eventKey":"pr:reviewer:approved","date":"2018-10-08T14:29:51+0200","actor":{"name":"authorUserReplaced","emailAddress":"authorReplaced","id":13761,"displayName":"authorReplaced","active":true,"slug":"authorUserReplaced","type":"NORMAL"},"pullRequest":{"id":2,"version":5,"title":"test edited online with Bitbucket","description":"abaöldflj","state":"OPEN","open":true,"closed":false,"createdDate":1538055333000,"updatedDate":1538999909000,"fromRef":{"id":"refs/heads/feature/checkitagain","displayId":"feature/checkitagain","latestCommit":"d5b55683288bc89c23609f3087a02b6daf7eef06","repository":{"slug":"bitbucket-test","id":1960,"name":"bitbucket-test","scmId":"git","state":"AVAILABLE","statusMessage":"Available","forkable":true,"project":{"key":"DVSPRT","id":346,"name":"Development Support","description":"","public":false,"type":"NORMAL"},"public":false}},"toRef":{"id":"refs/heads/master","displayId":"master","latestCommit":"ad359c8a9ba1eaf0bd2adec3aa37492c63966afb","repository":{"slug":"bitbucket-test","id":1960,"name":"bitbucket-test","scmId":"git","state":"AVAILABLE","statusMessage":"Available","forkable":true,"project":{"key":"DVSPRT","id":346,"name":"Development Support","description":"","public":false,"type":"NORMAL"},"public":false}},"locked":false,"author":{"user":{"name":"otherUserReplaced","emailAddress":"otherUserReplaced","id":11708,"displayName":"otherUserReplaced","active":true,"slug":"otherUserReplaced","type":"NORMAL"},"role":"AUTHOR","approved":false,"status":"UNAPPROVED"},"reviewers":[{"user":{"name":"authorUserReplaced","emailAddress":"authorReplaced","id":13761,"displayName":"authorReplaced","active":true,"slug":"authorUserReplaced","type":"NORMAL"},"lastReviewedCommit":"d5b55683288bc89c23609f3087a02b6daf7eef06","role":"REVIEWER","approved":true,"status":"APPROVED"}],"participants":[]},"participant":{"user":{"name":"authorUserReplaced","emailAddress":"authorReplaced","id":13761,"displayName":"authorReplaced","active":true,"slug":"authorUserReplaced","type":"NORMAL"},"lastReviewedCommit":"d5b55683288bc89c23609f3087a02b6daf7eef06","role":"REVIEWER","approved":true,"status":"APPROVED"},"previousStatus":"UNAPPROVED"}'
Seems like bitbucket scheme is to now use 'actor'