// When/Then
        assertThrows(IllegalArgumentException.class, () -> {
            transformHeader.setNonce(shortNonce);
        });

        assertThrows(IllegalArgumentException.class, () -> {
            transformHeader.setNonce(longNonce);
        });
    }

    @Test
    @DisplayName("Should handle null signature")
    void testNullSignature() {
        // When/Then

    }

    protected IndexRequestBuilder createInsertRequest(final EsAbstractEntity esEntity) {
        final IndexRequestBuilder builder = client.prepareIndex().setIndex(asEsIndex()).setSource(toSource(esEntity));
        final String id = esEntity.asDocMeta().id();
        if (id != null) {
            builder.setId(id);
        }

    }

    protected IndexRequestBuilder createInsertRequest(final EsAbstractEntity esEntity) {
        final IndexRequestBuilder builder = client.prepareIndex().setIndex(asEsIndex()).setSource(toSource(esEntity));
        final String id = esEntity.asDocMeta().id();
        if (id != null) {
            builder.setId(id);
        }

            throws MetadataResolutionException {
        checkVertex(vFrom);
        checkVertex(vTo);

        checkVertices();

        checkEdge(e);
        checkEdges();

        e.setSource(vFrom);
        e.setTarget(vTo);

        vFrom.setCompareVersion(versionedVertices);
        vFrom.setCompareScope(scopedVertices);

    }

    protected IndexRequestBuilder createInsertRequest(final EsAbstractEntity esEntity) {
        final IndexRequestBuilder builder = client.prepareIndex().setIndex(asEsIndex()).setSource(toSource(esEntity));
        final String id = esEntity.asDocMeta().id();
        if (id != null) {
            builder.setId(id);
        }