Unfortunately I don't have an elligible recipient at the moment #foreveralone 
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Yea they always have been all over the place - I've had to chase SCs more than once in the past.
But if the account is unlinked then there should be no further transactions. They in fact should not really keep the account link information technically.
EDIT: I've actually been told by Flybuys support in the past that they only send the data after end of month (which makes sense, it's likely a CSV export given how clunky the system is)