...
| Field | Type | Event | Optional/Mandatory |
|---|---|---|---|
| destination | String, uppercase | dissemination | Mandatory |
| class | Enum | All | Optional |
| stream | Enum | All | Optional |
| domain | Enum | All | Optional |
| expver | Integer | All | Optional |
| date | Date(e.g.20190810) | All | Optional |
| time | Values (:[0,6,12,18)] | All | Optional |
| step | Integer | All | Optional |
...