public java.util.Map<String, String> getData() {
        return data;
    }
<p>
The JSON data payload to use for the push notification, if the notification is a silent push notification. This
payload is added to the data.pinpoint.jsonBody object of the notification.
</p>

@return The JSON data payload to use for the push notification, if the notification is a silent push
        notification. This payload is added to the data.pinpoint.jsonBody object of the notification.
aws-java-sdk-pinpoint/src/main/java/com/amazonaws/services/pinpoint/model/GCMMessage.java