支持下列操作。有关正式定义，请查看服务说明。

• DeleteEmail
  说明：删除邮件
  public string DeleteEmail(string TimeStamp, string VerifyCode, string UserGuid, string MailGuid, string WebMailEngineParameterJSON)
• GetEmailHistory
  说明：查看邮件来往记录
  public string GetEmailHistory(string TimeStamp, string VerifyCode, string UserGuid, string EmailAddress, string MessageType, int pageno, int pagesize, out int TotalResult)
• GetReplyEmailContent
  说明：加载回复邮件的内容
  public string GetReplyEmailContent(string TimeStamp, string VerifyCode, string UserGuid, string MailGuid)
• LoadMailFolderList
  说明：加载文件夹列表（邮箱首页）
  public string LoadMailFolderList(string TimeStamp, string VerifyCode, string UserGuid)
• LoadMailList
  说明：加载邮件列表
  public string LoadMailList(string TimeStamp, string VerifyCode, string UserGuid, string WebMailEngineParameterJSON)
• RestoreEmail
  说明：恢复邮件
  public string RestoreEmail(string TimeStamp, string VerifyCode, string UserGuid, string MailGuid)
• SendEmail
  说明：发送邮件服务
  public string SendEmail(string TimeStamp, string VerifyCode, string SenderUserGuid, string SenderName, bool IsDraft, string DraftMailGuid, bool IsReply, bool IsForward, string RelatedMailGuid, string MailTo, string CC, string BCC, string Subject, string HTMLBody, string AttachmentidList)
• SendEmailForMobile
  说明：发送邮件服务（手机版）
  public string SendEmailForMobile(string TimeStamp, string VerifyCode, string SenderUserGuid, string SenderName, bool IsDraft, string DraftMailGuid, bool IsReply, string RelatedMailGuid, string MailTo, string CC, string BCC, string Subject, string HTMLBody, string AttachmentidList)
• SendSystemEmail
  说明：发送系统邮件服务
  public string SendEmail(string TimeStamp, string VerifyCode, bool IsDraft, string DraftMailGuid, bool IsReply, bool IsForward, string RelatedMailGuid, string MailTo, string CC, string BCC, string Subject, string HTMLBody, string AttachmentidList)
• ViewEmailHistory
  说明：查看邮件来往记录（生成容器）
  public string ViewEmailHistory(string TimeStamp, string VerifyCode, string UserGuid, string EmailAddress)
• ViewMailInfo
  说明：查看邮件详细信息
  public string ViewMailInfo(string TimeStamp, string VerifyCode, string UserGuid, string MailGuid, int RowIndex, string WebMailEngineParameterJSON)