"INSERT .... RETURN @this" returns RecordID instead of the record object itself

OrientDB Version: 3.1.9 (docker image)

Java Version: whatever comes with official docker image 3.1.9

OS: Ubuntu

Expected behavior

"INSERT .... RETURN @this" should return record itself as opposite to "INSERT .... RETURN @rid" according to documentation

Actual behavior

"INSERT .... RETURN @this" returns { '@this': RecordID } instead of record object itlsef

Steps to reproduce

Node.JS 12.18.2
OrientJS client v.3.0.11
call: db.pool.acquire().then(session => session.insert().into('MyClass').set({data: 'data'}).return('@this').one()).then(console.log)