try {
final String vnfdLocation = getVnfdLocation(new ByteArrayInputStream(onapPackage));
final String onapVnfdContent = getFileInZip(new ByteArrayInputStream(onapPackage), vnfdLocation).toString();
+ logger.debug("VNFD CONTENTS: " + onapVnfdContent);
final JsonObject root = new Gson().toJsonTree(new Yaml().load(onapVnfdContent)).getAsJsonObject();
final JsonObject topologyTemplates = child(root, "topology_template");