empty chunk example

Evil.lss: [0-28296239] (28296240 bytes defining 21 sub-blocks)
	header: [0-95] (96 bytes of header)
	sb0: [96-13285183] (13285088 bytes defining 2429 sub-blocks)
		header: [0-9727] (9728 bytes of header)
		sb0: [9728-11407] (1680 bytes defining 4 sub-blocks)
			header: [0-23] (24 bytes of header)
			sb0: [24-55] (32 bytes defining 2 sub-blocks)
				header: [0-15] (16 bytes of header)
				sb0: [16-23] (8 bytes of raw data)
				sb1: [24-31] (8 bytes of raw data)
			sb1: [56-1663] (1608 bytes defining 3 sub-blocks)
				header: [0-23] (24 bytes of header)
				sb0: [24-1287] (1264 bytes defining 1 sub-blocks)
					header: [0-15] (16 bytes of header)
					sb0: [16-1263] (1248 bytes of raw data)
				sb1: [1288-1295] (8 bytes defining 0 sub-blocks or raw data) <------------ 00 00 00 00 08 00 00 00 !!!!!!!!!!!!!!!!
					header: [0-7] (8 bytes of header)

Should I interpret it (bytes at 11168 (decimal) offset from the very begining of .lss file) as empty folder (Evil.lss/sb0/sb0/sb1/sb1) or 8 bytes long file (Evil.lss/sb0/sb0/sb1/data.unk)?