function compareTimestampToDateString(timestamp, dateString) {
  const compareDate = new Date(dateString);
  const compareTimestamp = getEpochSecondsFromDateObj(compareDate);
  return compareTimestamp > timestamp ? compareTimestamp : timestamp;
}
/**
 * Compare timestamp to date string and return newer one as timestamp in *seconds*
 *
 * @param {Number} timestamp
 * @param {String} dateString ISO-8601 string
 * @return {Number}
 */
Compare timestamp to date string and return newer one as timestamp in *seconds
@param {Number} timestamp
@param {String} dateString ISO-8601 string
@return {Number}
Compare timestamp to date string and return newer one as timestamp in * seconds @param { Number } timestamp @param { String } dateString ISO - 8601 string @return { Number }
function compareTimestampToDateString(timestamp, dateString) {
  const compareDate = new Date(dateString);
  const compareTimestamp = getEpochSecondsFromDateObj(compareDate);
  return compareTimestamp > timestamp ? compareTimestamp : timestamp;
}
function compareTimestampToDateString ( timestamp , dateString ) { const compareDate = new Date ( dateString ) ; const compareTimestamp = getEpochSecondsFromDateObj ( compareDate ) ; return compareTimestamp > timestamp ? compareTimestamp : timestamp ; }
Compare timestamp to date string and return newer one as timestamp in *seconds
 @param {Number} timestamp
 @param {String} dateString ISO-8601 string
 @return {Number}
Compare timestamp to date string and return newer one as timestamp in * seconds @param { Number } timestamp @param { String } dateString ISO - 8601 string @return { Number }