Possible enumeration values:

NameValueDescription
RegistrationSMS

1015001

RegistrationEmail

1015002

ApprovalSMS

1015003

ApprovalEmail

1015004

ApprovalNoPassSMS

1015005

ApprovalNoPassEmail

1015006

RemindSMS

1015007

RemindEmail

1015008

DURegistrationConfirmation

1015009

DUIncompleteRegistration

1015010

DUIncompleteTravelInformation

1015011

DUCancellationParticipant

1015012

DUCancellationRegistrationAdmin

1015013

DUWelcomeMemo

1015014

DUNewRegistrations

1015015