code: public void provision(String vaultName, String resourceGroupName, String fabricName, String containerName, String protectedItemName, String recoveryPointId, ILRRequestResource parameters) {
          provisionWithServiceResponseAsync(vaultName, resourceGroupName, fabricName, containerName, protectedItemName, recoveryPointId, parameters).toBlocking().single().body();
      }
docs: Provisions a script which invokes an iSCSI connection to the backup data. Executing this script opens a file explorer displaying all the recoverable files and folders. This is an asynchronous operation. To know the status of provisioning, call GetProtectedItemOperationResult API.
  
  @param vaultName The name of the recovery services vault.
  @param resourceGroupName The name of the resource group where the recovery services vault is present.
  @param fabricName Fabric name associated with the backed up items.
  @param containerName Container name associated with the backed up items.
  @param protectedItemName Backed up item name whose files/folders are to be restored.
  @param recoveryPointId Recovery point ID which represents backed up data. iSCSI connection will be provisioned for this backed up data.
  @param parameters resource ILR request
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws CloudException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent