Startmoment::postUpdate
=======================


.. code-block:: json

   {
     "version": "0.1",
     "data": {
       "id": 123,
       "startmomentgroep_id": 123,
       "datetime": "2024-01-01T12:00:00+00:00",
       "percentage_materiaal_online_boeking": 123,
       "created_at": "2024-01-01T12:00:00+00:00",
       "updated_at": "2024-01-01T12:00:00+00:00"
     },
     "meta": {}
   }

Explanation:

- **id**: integer.
- **startmomentgroep_id**: integer.
- **datetime**: non-empty-string. ISO 8601 datetime for the start moment.
- **percentage_materiaal_online_boeking**: integer|null.
- **created_at**: ISO 8601 creation datetime string.
- **updated_at**: ISO 8601 last update datetime string.