### justificatif

#### GET /justificatif/1
```json
{
    "code_nip": "1",
    "date_debut": "2022-08-20T12:00:00.000000+02:00",
    "date_fin": "2022-08-20T12:00:00.000000+02:00",
    "entry_date": "2022-08-20T12:00:00.000000+02:00",
    "etat": "MODIFIE",
    "etudid": 1,
    "external_data": null,
    "fichier": null,
    "justif_id": 1,
    "raison": null,
    "user_id": null,
    "user_name": null,
    "user_nom_complet": null
}
```