execution.getInvocation().getId()); if (nested.getNested() != null) { LOGGER.debug("Targeting nested device with specification: " + nested.getNested().getSpecificationToken() + " at path " + nested.getPath()); headBuilder.setField(header.findFieldByName(ProtobufNaming.HEADER_NESTED_PATH_FIELD_NAME), nested.getPath()); headBuilder.setField(header.findFieldByName(ProtobufNaming.HEADER_NESTED_SPEC_FIELD_NAME), nested.getNested().getSpecificationToken());