diff --git a/goofy-client/apps/goofy-e2e/src/fixtures/vorgang/vorgang.json b/goofy-client/apps/goofy-e2e/src/fixtures/vorgang/vorgang.json
index c196d636c41e048d1d528d043eb082ecb1202342..c430e695bf8c81ff77b7beee3e2cda4016d2fe74 100644
--- a/goofy-client/apps/goofy-e2e/src/fixtures/vorgang/vorgang.json
+++ b/goofy-client/apps/goofy-e2e/src/fixtures/vorgang/vorgang.json
@@ -11,6 +11,17 @@
 	"name": "Vorgang",
 	"status": "NEU",
 	"inCreation": false,
+	"header": {
+		"serviceKonto": {
+			"type": "OSI",
+			"postfachAddress": [{
+				"type": 1,
+				"identifier": {
+					"postfachId": "04d39269-81c5-4838-8b73-08d9567f06d7"
+				}
+			}]
+		}
+	},
 	"eingangs": [
 		{
 			"_id": "21c64d65-ee8e-4f29-90c7-eca24d9d1111",
diff --git a/goofy-client/apps/goofy-e2e/src/model/vorgang.ts b/goofy-client/apps/goofy-e2e/src/model/vorgang.ts
index bda7f64c696bf06925d6af1153eef3d686d004d9..45bb9a5b743ecaf6e4515f8cb4147bfc48fec826 100644
--- a/goofy-client/apps/goofy-e2e/src/model/vorgang.ts
+++ b/goofy-client/apps/goofy-e2e/src/model/vorgang.ts
@@ -57,6 +57,7 @@ export class VorgangE2E {
 	status: VorgangStatusE2E;
 	aktenzeichen: string;
 	nummer: string;
+	header: VorgangHeaderE2E;
 	eingangs: EingangE2E[];
 	wiedervorlages: WiedervorlageE2E[];
 	kommentars: KommentarE2E[];
@@ -64,6 +65,20 @@ export class VorgangE2E {
 	clientAttributes: ClientAttributesE2E;
 }
 
+export class VorgangHeaderE2E {
+	serviceKonto: ServiceKontoE2E;
+}
+
+export class ServiceKontoE2E {
+	type: string;
+	postfachAddress: PostfachAddressE2E[];
+}
+
+export class PostfachAddressE2E {
+	type: number;
+	identifier: ReadonlyMap<string, object>;
+}
+
 export class EingangE2E {
 	header: EingangHeaderE2E;
 	antragsteller?: AntragstellerE2E;