Fatal error: Uncaught Error: Interface "Rx\ObserverInterface" not found in /home/innovecobranca/api/notice.innovecobrancas.com.br/vendor/reactivex/rxphp/src/Observer/DoObserver.php:9 Stack trace: #0 {main} thrown in /home/innovecobranca/api/notice.innovecobrancas.com.br/vendor/reactivex/rxphp/src/Observer/DoObserver.php on line 9