@Override
    public String toString() {
        try {
            return JACKSON_MAPPER.writeValueAsString(toJsonNode());
        } catch (JsonProcessingException e) {
            throw new RuntimeException("Error serializing RequestAttempt!", e);
        }
    }
User: michaels@netflix.com
Date: 9/2/14
Time: 2:52 PM
zuul-core/src/main/java/com/netflix/zuul/niws/RequestAttempt.java