Possible enumeration values:

NameValueDescription
Campaign

1

CampaignReminder

2

CampaignSendTest

3

OptInConfirmation

4

KeywordGreeting

5

OptOutSpamTracking

6

OptOutMessage

7

ActionTrigger

8

WebFormGreeting

9

Automation

10

AutomationReminder

11

TransactionalCommunication

12

Conversation

13