Header: 1 byte record type (00h); 2 byte size of block/4096=1 (0100h little endian); 8 bytes for number of times modified; 2 bytes base size of data blocks (little endian 1000h=4096 decimal); 2 bytes size of suballocated data blocks (little endian 1000h=4096 decimal); 1 byte (Unknown); 1 byte suballocation chunk size (10h); 2 bytes number of suballocations per block (little-endian 0040h); 2 bytes suballocation threshold (little endian 0800h)