_EVENT_HEADER_EXTENDED_DATA_ITEM

Metadatacopy
struct _EVENT_HEADER_EXTENDED_DATA_ITEM {
    unsigned short Reserved1;/* 0x0  2 */
    unsigned short ExtType;/* 0x2  2 */
    unsigned short Linkage : 1;/* 0x4:0  2 */
    unsigned short Reserved2 : 15;/* 0x4:1  2 */
    unsigned short DataSize;/* 0x6  2 */
    unsigned __int64 DataPtr;/* 0x8  8 */
};