/**
  * Finds a single object by a set of criteria.
  *
  * @param array      $criteria The criteria.
  * @param array|null $orderBy
  *
  * @return TenantParticipantContract The object.
  */
 public function findOneBy(array $criteria, array $orderBy = null)
 {
     return $this->repository->findOneBy($criteria, $orderBy);
 }