@Test
public void toJsonReturnsExpected() {

    final DeleteAttributesResponse underTest =
            DeleteAttributesResponse.of(TestConstants.Thing.THING_ID, TestConstants.EMPTY_DITTO_HEADERS);
    final JsonObject actualJsonUpdated = underTest.toJson(FieldType.regularOrSpecial());
    assertThat(actualJsonUpdated).isEqualTo(KNOWN_JSON);
}