public int getDecompressedLength() {
		return decompressedLength;
	}
Returns true if the bytes have the magic signature of a LzssCompressionHeader.

@param startBytes byte array
@return boolean true if the signature of a LzssCompressionHeader appears at the beginning
the byte array
Ghidra/Features/FileFormats/src/main/java/ghidra/file/formats/lzss/LzssCompressionHeader.java