MockWebServer server = mockOpenStackServer();
server.enqueue(addCommonHeaders(new MockResponse().setBody(stringFromResource("/access.json"))));
server.enqueue(addCommonHeaders(new MockResponse().setResponseCode(201)));
try {
AutoscaleApi autoscaleApi = api(server.getUrl("/").toString(), "rackspace-autoscale", overrides);
WebhookApi api = autoscaleApi.getWebhookApiForZoneAndGroupAndPolicy("DFW", "1234567890", "321456");
boolean success = api.update("5555", "alice", ImmutableMap.<String, Object>of("notes", "this is for Alice"));
/*
* Check request