ObjectNode stringVarNode = requestNode.addObject();
stringVarNode.put("name", "stringVariable");
stringVarNode.put("value", "simple string value");
stringVarNode.put("type", "string");
ObjectNode anotherVariable = requestNode.addObject();
anotherVariable.put("name", "stringVariable2");
anotherVariable.put("value", "another string value");
anotherVariable.put("type", "string");
// Create local variables with a single request