Hello Florent,
I made scheduler out of the wait by adding JS , which will parse the label and set difference between now to the wait if positive and successfully parsed.
if (!Date.now) { Date.now = function now() { return new Date().getTime(); }; } var strDate = activity.label.split("-"); var date; //parse date from label if (Array.isArray(strDate)){ strDate = strDate[1]; date = new Date(strDate.trim()); }else logError("Date from label was not recognized."); if (isNaN(date)) logError("Date string was not recognized"); //or you can define date directly here //var date = new Date("2017/02/10 13:00:00"); var delay = date.getTime() - Date.now(); if (delay <= 0) logError("Delay is negative number"); activity.delay = Math.floor(delay / 1000);
Marcel