{"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"GenericParamId::LifetimeParamId(LifetimeParamId"}]}
                    GenericParamId::LifetimeParamId(LifetimeParamId { parent, local_id })
                let lifetime_params = generic_params.iter_lt().map(|(local_id, _)| {
                });