Working example of CKOperationGroup.

I am new to CloudKit and I am working my way through it. I already burned one support ticket but I would like to know if there is a working example of a CKOperationGroup to create batch operations. Since Apple claims to use them for initial setups like creating record zones and root records I believe it is a best practice.


Many Thanks,

Working example of CKOperationGroup.
 
 
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