Method json

java/lib/src/main/java/io/github/ccxt/Helpers.java:1190–1196

(Object obj)

    }

    public static String json(Object obj) {
        try {
            return mapper.writeValueAsString(obj);
        } catch (JsonProcessingException e) {
            throw new RuntimeException("Failed to serialize JSON", e);
        }
    }

    public static Object mathAbs(Object val) {
        if (val == null) {