Sims 4:0x48C28979

Uint32 (Version)

Sims 4:CatResCommonBlock

Uint32 (0x01)

Uint32 x 3 (0x811C9DC5)

Uint32 (0x02)

Uint32 x 2 (0x811C9DC5)

Byte x 29 (0x00)

Byte x 8 (Grouping?)

Uint32 x 2 (0x00010000)

  If Version >= 0x19
  ------------------
  Byte x 16 (0x00)

Uint32 (0x00000002)