Lemmings Revolution (Paint Shop Pro) .JBF File Format

File
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Identifier      String*16       ASCII "JASC BROWS FILE" (null-terminated)
Junk            Byte[0x03F0]    Appears to be arbitrary, overwritten data
Files           CachedFile[]    Remainder of file
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CachedFile
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FilenameSize    UInt32          Size of filename
Filename        String          Filename--ASCII, not null-terminated
AppData         Byte[0x2C]      Unknown data--used by Paint Shop Pro
ThumbnailSize   UInt32          Size of thumbnail
Thumbnail       JPEG            Thumbnail data--expresses a JPEG file
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