# KlaviyoAPI::EmailContentSubObject ## Properties | Name | Type | Description | Notes | | ---- | ---- | ----------- | ----- | | **subject** | **String** | The subject of the message | [optional] | | **preview_text** | **String** | Preview text associated with the message | [optional] | | **from_email** | **String** | The email the message should be sent from | [optional] | | **from_label** | **String** | The label associated with the from_email | [optional] | | **reply_to_email** | **String** | Optional Reply-To email address | [optional] | | **cc_email** | **String** | Optional CC email address | [optional] | | **bcc_email** | **String** | Optional BCC email address | [optional] | ## Example ```ruby require 'klaviyo-api-sdk' instance = KlaviyoAPI::EmailContentSubObject.new( subject: Buy our product!, preview_text: My preview text, from_email: store@my-company.com, from_label: My Company, reply_to_email: reply-to@my-company.com, cc_email: cc@my-company.com, bcc_email: bcc@my-company.com ) ```