public String getContactId() {
        return this.contactId;
    }
<p>
The contactId on which the transcript item was originally sent. This field is populated only when the transcript
item is from the current chat session.
</p>

@return The contactId on which the transcript item was originally sent. This field is populated only when the
        transcript item is from the current chat session.
aws-java-sdk-connectparticipant/src/main/java/com/amazonaws/services/connectparticipant/model/Item.java