{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"tt::TokenTree::Leaf(tt::Leaf::Literal(tt::Literal"}]}
                    tt::TokenTree::Leaf(tt::Leaf::Literal(tt::Literal {
                    tt::TokenTree::Leaf(tt::Leaf::Punct(tt::Punct { char: '=', .. })),
                        kind: tt::LitKind::Str,