diff --git a/front/src/Connexion/Room.ts b/front/src/Connexion/Room.ts
index 33d8486f..e5e2227f 100644
--- a/front/src/Connexion/Room.ts
+++ b/front/src/Connexion/Room.ts
@@ -104,6 +104,10 @@ export class Room {
 
             const data = result.data;
 
+            if (data.authenticationMandatory !== undefined) {
+                data.authenticationMandatory = Boolean(data.authenticationMandatory);
+            }
+
             if (isRoomRedirect(data)) {
                 return {
                     redirectUrl: data.redirectUrl,
diff --git a/messages/JsonMessages/AdminApiData.ts b/messages/JsonMessages/AdminApiData.ts
index 72bfe682..314963be 100644
--- a/messages/JsonMessages/AdminApiData.ts
+++ b/messages/JsonMessages/AdminApiData.ts
@@ -8,12 +8,10 @@ import { isCharacterTexture } from "./CharacterTexture";
 
 export const isAdminApiData = new tg.IsInterface()
     .withProperties({
-        roomUrl: tg.isString,
-        email: tg.isNullable(tg.isString),
-        mapUrlStart: tg.isString,
-        tags: tg.isArray(tg.isString),
-        policy_type: tg.isNumber,
         userUuid: tg.isString,
+        email: tg.isNullable(tg.isString),
+        roomUrl: tg.isString,
+        mapUrlStart: tg.isString,
         textures: tg.isArray(isCharacterTexture),
     })
     .withOptionalProperties({
diff --git a/pusher/src/Services/AdminApi.ts b/pusher/src/Services/AdminApi.ts
index 79177e1a..f97e144d 100644
--- a/pusher/src/Services/AdminApi.ts
+++ b/pusher/src/Services/AdminApi.ts
@@ -75,21 +75,6 @@ class AdminApi {
         return res.data;
     }
 
-    async fetchCheckUserByToken(organizationMemberToken: string): Promise<AdminApiData> {
-        if (!ADMIN_API_URL) {
-            return Promise.reject(new Error("No admin backoffice set!"));
-        }
-        //todo: this call can fail if the corresponding world is not activated or if the token is invalid. Handle that case.
-        const res = await Axios.get(ADMIN_API_URL + "/api/check-user/" + organizationMemberToken, {
-            headers: { Authorization: `${ADMIN_API_TOKEN}` },
-        });
-        if (!isAdminApiData(res.data)) {
-            console.error("Message received from /api/check-user is not in the expected format. Message: ", res.data);
-            throw new Error("Message received from /api/check-user is not in the expected format.");
-        }
-        return res.data;
-    }
-
     reportPlayer(
         reportedUserUuid: string,
         reportedUserComment: string,