Resets the item with NetworkID in the EntityInfoMap if its currently Set / Valid and its the most recent ReplicationID. In this case theFMassEntityHandlethat was reset is returned. OtherwiseFMassEntityHandle::IsSet()will be false on the returnedFMassEntityHandleMust be called after SetEntity and just before the Entity is removed on the client. This sets the Entity member of the AddToEntityInfoMap item toFMassEntityHandleso it will be not IsSet()