HTTPS Service - Methods - CancelParticipant
This method is used to cancel an individual TextSurvey session that is currently in progress.
When a number is passed to this method, if a user with that number is currently participating in your Survey, their session will be cancelled.
On successful completion, this method will return transaction code 1.
If the survey cannot be found, this method will return transaction code 386 (Survey not found).
||the value of the given clientMessageReference
||the sender of the message
||the number to which the reply was sent
||the date that the message was received
||the time that the message was received
||the content of the message