struct _HEAP_VAMGR_VASPACE// Size=0x860
{
    enum _RTLP_HP_ADDRESS_SPACE_TYPE AddressSpaceType;// Offset=0x0 Size=0x4
    unsigned long long BaseAddress;// Offset=0x8 Size=0x8
    struct _RTL_SPARSE_ARRAY VaRangeArray;// Offset=0x10 Size=0x50
    unsigned char VaRangeArrayBuffer[2128];// Offset=0x10 Size=0x850
};