public String getSyncSessionToken() {
        return this.syncSessionToken;
    }
The SyncSessionToken returned by a previous call to ListRecords for this dataset and identity.

@return The SyncSessionToken returned by a previous call to ListRecords for this dataset and identity.
aws-java-sdk-cognitosync/src/main/java/com/amazonaws/services/cognitosync/model/UpdateRecordsRequest.java