gEdkiiFaultTolerantWriteGuid

GUID used to build FTW last write data hob and install PPI to inform the check for FTW last write data has been done.
Include/Guid/FaultTolerantWrite.h

GUID Information

GUID's Guid Name	GUID's Guid
gEdkiiFaultTolerantWriteGuid	{ 0x1d3e9cb8, 0x43af, 0x490b, { 0x83, 0xa, 0x35, 0x16, 0xaa, 0x53, 0x20, 0x47 }}

Refer to Header File

MdeModulePkg/Include/Guid/FaultTolerantWrite.h