{"ast_node_type":"variable","tokens":[{"end":49,"kind":"keyword","start":0,"text":"let"}]}
        let from = StringId::new_virtual(from.0);
    pub fn map_query_invocation_id_to_string(&self, from: QueryInvocationId, to: StringId) {
        self.profiler.map_virtual_to_concrete_string(from, to);