in src/main/java/org/apache/fineract/cn/lang/DateConverter.java [60:64]
static LocalDate dateFromIsoString(@Nonnull final String isoDateString) {
final int zIndex = isoDateString.indexOf("Z");
final String shortenedString = isoDateString.substring(0, zIndex);
return LocalDate.from(DateTimeFormatter.ISO_LOCAL_DATE.parse(shortenedString));
}