in src/data.rs [774:787]
fn build_attrval_list(vec: &[JsonValue]) -> AttributeValue {
let mut attrval: AttributeValue = AttributeValue {
..Default::default()
};
let mut inside_attrvals = Vec::<AttributeValue>::new();
for v in vec {
debug!("this is an element of vec: {:?}", v);
inside_attrvals.push(dispatch_jsonvalue_to_attrval(v));
}
attrval.l = Some(inside_attrvals);
attrval
}