{
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    "environnement": "test",
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    "type_flux": "IMPORT_DOSSIERS",
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    },
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      "code": "ETUDE_DEMO",
      "nom": "Étude fictive",
      "logiciel": "LOGICIEL_METIER"
    }
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      "evenements": [
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          "date_effet": "2026-10-07",
          "libelle": "Ajout de pièces au dossier"
        }
      ],
      "pieces_jointes": [
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          "nom": "mandat.eml",
          "chemin": "pieces/mandat.eml",
          "categorie": "COURRIER",
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          "mime_type": "message/rfc822",
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          "nom": "decompte.pdf",
          "chemin": "pieces/decompte.pdf",
          "categorie": "DECOMPTE",
          "type": "PDF",
          "mime_type": "application/pdf",
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}
