if (rangeKeyElement.getN() != null) {
jsonWriter.key("N").value(rangeKeyElement.getN());
} else if (rangeKeyElement.getS() != null) {
jsonWriter.key("S").value(rangeKeyElement.getS());
} else if (rangeKeyElement.getB() != null) {
jsonWriter.key("B").value(rangeKeyElement.getS());
} else if (rangeKeyElement.getSS() != null) {
jsonWriter.key("SS").value(rangeKeyElement.getS());
} else if (rangeKeyElement.getNS() != null) {
jsonWriter.key("NS").value(rangeKeyElement.getNS());
} else if (rangeKeyElement.getBS() != null) {