# S2SApi.MessageCreateMessage

## Properties
Name | Type | Description | Notes
------------ | ------------- | ------------- | -------------
**subject** | **String** | Message subject | [optional] 
**lang** | **String** | en | [optional] 
**contents** | [**[Content]**](Content.md) | list of alternative content | [optional] 
**body** | **String** | Message body | [optional] 
**attachment** | [**Attachment**](Attachment.md) |  | [optional]