设置阅后即焚时长

OpenIMClient.getInstance().conversationManager.setConversationBurnDuration(
    new OnBase<String>() {
        @Override
        public void onSuccess(String data) {
            markBurnDurationSubmitted(conversationID, 30);
        }

        @Override
        public void onError(int code, String error) {
            recordBurnDurationFailure(code, error);
        }
    },
    conversationID,
    30
);