public void setContactId(String contactId) {
        this.contactId = contactId;
    }
<p>
The contactId from the current contact chain for which transcript is needed.
</p>

@param contactId
       The contactId from the current contact chain for which transcript is needed.
aws-java-sdk-connectparticipant/src/main/java/com/amazonaws/services/connectparticipant/model/GetTranscriptRequest.java