{"ast_node_type":"variable","tokens":[{"end":59,"kind":"keyword","start":0,"text":"let"}]}
            let ast_id_map = db.ast_id_map(ast_id.file_id);
            let ast = db.parse(editioned_file_id).syntax_node();
            let node = ast_id_map.get_erased(ast_id.value).to_node(&ast);