I have exactly the same issue. I have tried every variation I can think of when saving to try to get a CC4 fbx file to load into the animation tool. I have replied to the support email.
No one ever bothered to reply - I had such high hopes for this service - I really did
Trevor Dwyer Hi Trevor! Please join our Discord or reach out to our support team for more expedited response!
The last support email we have from you was in Feburary when you said you were going to check your character for us so we could help you troubleshoot further! Please note that this is someone else's support thread that we handled via a support ticket. We have also followed up with you on your old support ticket.