def backup_secret(vault_base_url, secret_name, custom_headers:nil)
      response = backup_secret_async(vault_base_url, secret_name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
def backup_secret(vault_base_url, secret_name, custom_headers:nil)
      response = backup_secret_async(vault_base_url, secret_name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
Backs up the specified secret.

 Requests that a backup of the specified secret be downloaded to the client.
 All versions of the secret will be downloaded. This operation requires the
 secrets/backup permission.

 @param vault_base_url [String] The vault name, for example
 https://myvault.vault.azure.net.
 @param secret_name [String] The name of the secret.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.

 @return [BackupSecretResult] operation results.