@Override
    public String validateConfigurationRequestBody(Map<String, String> configuration) {
        return NULLS_GSON.toJson(configuration);
    }
@Test
    public void validateConfigurationRequestBody_shouldSerializeConfigurationToJson() {
        final ArtifactMessageConverterV2 converter = new ArtifactMessageConverterV2();

        final String requestBody = converter.validateConfigurationRequestBody(Map.of("Foo", "Bar"));

        assertThatJson("{\"Foo\":\"Bar\"}").isEqualTo(requestBody);
    }