Unified 2 records should not be assumed to be in any order. All values are stored in network byte order.
An example structure of unified2 files
[ Serial Unified2 Header ] [ Unified2 IDS Event ] [ Unified2 Packet ] [ Unified2 Extra Data ] . . . [ Serial Unified2 Header ] [ Unified2 IDS Event ] [ Unified2 Packet ] [ Unified2 Extra Data ]