def create_or_update_with_http_info(resource_group_name, integration_account_name, agreement_name, agreement, custom_headers:nil)
      create_or_update_async(resource_group_name, integration_account_name, agreement_name, agreement, custom_headers:custom_headers).value!
    end
def create_or_update_with_http_info(resource_group_name, integration_account_name, agreement_name, agreement, custom_headers:nil)
      create_or_update_async(resource_group_name, integration_account_name, agreement_name, agreement, custom_headers:custom_headers).value!
    end
Creates or updates an integration account agreement.

 @param resource_group_name [String] The resource group name.
 @param integration_account_name [String] The integration account name.
 @param agreement_name [String] The integration account agreement name.
 @param agreement [IntegrationAccountAgreement] The integration account
 agreement.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.

 @return [MsRestAzure::AzureOperationResponse] HTTP response information.