def retrieve_certificate_email_history(resource_group_name, name, custom_headers:nil)
      response = retrieve_certificate_email_history_async(resource_group_name, name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
def retrieve_certificate_email_history(resource_group_name, name, custom_headers:nil)
      response = retrieve_certificate_email_history_async(resource_group_name, name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
Retrieve email history.

 Retrieve email history.

 @param resource_group_name [String] Name of the resource group to which the
 resource belongs.
 @param name [String] Name of the certificate order.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.

 @return [Array] operation results.