public Usage forOperation(final Operation operation) {
        return usages.getOrDefault(operation, UNDEFINED);
    }
@Test
    public void shouldDeserializeWithUnsupportedKeys() throws IOException {
        final ObjectMapper mapper = JsonUtils.createObjectMapper();

        final Limits withUnsupported
                = mapper.readerFor(Limits.class).readValue("{\"Camel-NotSupportedKey\": {\"Max\": 200,\"Remaining\": 200}}");

        assertNotNull(withUnsupported);
        assertNotNull(withUnsupported.forOperation("Camel-NotSupportedKey"));
    }