code: public Observable<DeletedSasDefinitionBundle> getDeletedSasDefinitionAsync(String vaultBaseUrl, String storageAccountName, String sasDefinitionName) {
          return getDeletedSasDefinitionWithServiceResponseAsync(vaultBaseUrl, storageAccountName, sasDefinitionName).map(new Func1<ServiceResponse<DeletedSasDefinitionBundle>, DeletedSasDefinitionBundle>() {
              @Override
              public DeletedSasDefinitionBundle call(ServiceResponse<DeletedSasDefinitionBundle> response) {
                  return response.body();
              }
          });
      }
docs: Gets the specified deleted sas definition.
  The Get Deleted SAS Definition operation returns the specified deleted SAS definition along with its attributes. This operation requires the storage/getsas permission.
  
  @param vaultBaseUrl The vault name, for example https://myvault.vault.azure.net.
  @param storageAccountName The name of the storage account.
  @param sasDefinitionName The name of the SAS definition.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the DeletedSasDefinitionBundle object