public void setLongDescription(String longDescription) {
        this.longDescription = longDescription;
    }
<p>
A full description of the display hint.
</p>

@param longDescription
       A full description of the display hint.
aws-java-sdk-pinpointsmsvoicev2/src/main/java/com/amazonaws/services/pinpointsmsvoicev2/model/RegistrationTypeDisplayHints.java