We have extended the existing Stock Movements endpoint /api/stocks/{stockId}/movements?lastId={id} to contain last modification timestamp – see item changeTime:
"data": {
"movements": [
{
"id": 126222,
"productCode": "6547",
"actualAmount": "21.505",
"amountChange": "0.505",
"changedBy": "novak@shoptet.cz",
"changeTime": "2018-05-28T14:17:00+02:00"
}
...