struct _POOL_TRACKER_BIG_PAGES// Size=0x18
{
    unsigned long long Va;// Offset=0x0 Size=0x8
    unsigned long Key;// Offset=0x8 Size=0x4
    unsigned long PoolType;// Offset=0xc Size=0x4
    unsigned long long NumberOfBytes;// Offset=0x10 Size=0x8
};