code: public SettingSelector acceptDatetime(OffsetDateTime datetime) {
          this.acceptDatetime = DateTimeFormatter.RFC_1123_DATE_TIME.toFormat().format(datetime);
          return this;
      }
docs: If set, then configuration setting values will be retrieved as they existed at the provided datetime. Otherwise,
  the current values are returned.
  
  @param datetime The value of the configuration setting at that given {@link OffsetDateTime}.
  @return The updated SettingSelector object.