} else {
            super.addFieldToSource(sourceMap, field, value);
        }
    }

    @Override
    public String toString() {
        return "FavoriteLog [createdAt=" + createdAt + ", url=" + url + ", docId=" + docId + ", queryId=" + queryId + ", userInfoId="
                + userInfoId + ", docMeta=" + docMeta + "]";
    }

    @Override
    public String getEventType() {