TS 33108 v14.2.0 (2017-09-21) agreed at SA#77

	transactionID				[11] UTF8String OPTIONAL,

	messageID					[12] UTF8String OPTIONAL,

		- In accordance with [90] it is encoded as in email address as per RFC2822 [92]. 

		-- In accordance with [90] it is encoded as in email address as per RFC2822 [92]. 

		-- The characters "<" and ">" are not included. 

	mMSDateTime				[13] GeneralizedTime OPTIONAL,

	messageClass				[14] MessageClass OPTIONAL,