csst-hstdm-l1.json

 {
    "dag_id": "csst-hstdm-l1",
    "dag_run_id": "12345",
    "batch_id": "hstdm-001-reduction-v2",
    "message": {
        "obsid": "50100000002",
        "chipid": "01",
        "dataset": "hstdm-001",
        "batch_id": "msc-001-reduction-v2"
    }
}