[Synchronize] example failing with error: Error from server (UnsupportedMediaType): the body of the request was in an unknown format - accepted media types include: application/json-patch+json, application/merge-patch+json, application/apply-patch+yaml

Copied the following from documentation example for sync and it errors out:

arunkumarsenthilnathan@Arunkumars-MacBook-Pro couchbase-autonomous-operator-kubernetes_2.3.0-macos-x86_64 % kubectl patch couchbasecluster cb-example -p '{"spec":{"buckets":

}}'
Error from server (UnsupportedMediaType): the body of the request was in an unknown format - accepted media types include: application/json-patch+json, application/merge-patch+json, application/apply-patch+yaml