{"ast_node_type":"variable","tokens":[{"end":83,"kind":"keyword","start":0,"text":"let"}]}
        let generic_activity_event_kind = profiler.alloc_string("GenericActivity");
        let query_event_kind = profiler.alloc_string("Query");
        let incremental_load_result_event_kind = profiler.alloc_string("IncrementalLoadResult");