@Override
	public void openElement(ElementId elemId) throws IOException {
		writeHeader(ELEMENT_START, elemId.id());
	}
A byte-based encoder designed to marshal to the decompiler efficiently
See {@code PackedDecode} for details of the encoding format
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/pcode/PackedEncode.java