The Chdr tag stores information on user content files such as the name of the creator, name of the person who last modified the file, date created, date modified, name of the content, and description of the content. It is typically found in user content BLF files.

public struct chdr
            public string _chdr;
            public int size;//Int32 size of tag
            public DateTime Created;//int32 date created 0x4c
            public string Creator;//len 14 ascii gamertag of creator 0x58
            public DateTime Modified;//int32 date modified 0x70
            public string Modifier;//len 14 ascii gamertag of person who modified file 0x7C
            public string Name;//len 100 unicode name of the file 0x90
            public string Description;//len 100 unicode description of file 0x190