/**
  * @return mixed
  */
 public function getBillInformation()
 {
     if ($this->billInformation == null) {
         $b = new BillInformation($this->transactionManager);
         $b->setUrl($this->transactionManager->getUrl() . "sale/");
         $b->getBillForSaleInformationByTransactionId($this->saleResponse->getSaleId());
         $this->billInformation = $b;
     }
     return $this->billInformation;
 }
 public function getBillInformation()
 {
     if ($this->billInformation == null) {
         $b = new BillInformation($this->transactionManager);
         $b->setUrl($this->transactionManager->getUrl() . "recurring-bill/");
         $b->getBillForRecurringBillInformationById($this->lastRecurringBillResponse->getRecurringBillId());
         $this->billInformation = $b;
     }
     return $this->billInformation;
 }
 public function getBillInformation()
 {
     if ($this->billInformation == null) {
         $b = new BillInformation($this->transactionManager);
         $b->setUrl($this->transactionManager->getUrl() . "authonly/");
         $b->getBillForRecurringBillInformationById($this->authOnlyResponse->getTransactionId());
         $this->billInformation = $b;
     }
     return $this->billInformation;
 }