public static JSONObject getLatestUtmProperties() {
        if (sLatestUtmProperties.size() > 0) {
            return new JSONObject(sLatestUtmProperties);
        }
        return new JSONObject();
    }
@Test
    public void getLatestUtmProperties() {
        JSONObject jsonObject = ChannelUtils.getLatestUtmProperties();
        Assert.assertNotNull(jsonObject);
    }