Function rest_catchup_service_get_catchup_state_cert 

async fn rest_catchup_service_get_catchup_state_cert<S>(
    __arg0: State<Arc<S>>,
    headers: HeaderMap,
    __arg2: Query<GetCatchupStateCertRequest>,
) -> Result<Json<StateCertV2Response>, RestError>
where
    S: CatchupService + Send + Sync + 'static,

GetCatchupStateCert - JSON endpoint.

GET /v2/catchup/state-cert