code: public StorageBundle regenerateStorageAccountKey(String vaultBaseUrl, String storageAccountName, String keyName) {
          return regenerateStorageAccountKeyWithServiceResponseAsync(vaultBaseUrl, storageAccountName, keyName).toBlocking().single().body();
      }
docs: Regenerates the specified key value for the given storage account. This operation requires the storage/regeneratekey permission.
  
  @param vaultBaseUrl The vault name, for example https://myvault.vault.azure.net.
  @param storageAccountName The name of the storage account.
  @param keyName The storage account key name.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws KeyVaultErrorException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
  @return the StorageBundle object if successful.