diff --git a/src/types/openapi/openapi-backend-sipbridge.ts b/src/types/openapi/openapi-backend-sipbridge.ts
index 479a72bed52..bbdf239a724 100644
--- a/src/types/openapi/openapi-backend-sipbridge.ts
+++ b/src/types/openapi/openapi-backend-sipbridge.ts
@@ -167,7 +167,7 @@ export type components = {
       lastActivity: number;
       /** Format: int64 */
       lastCommonReadMessage: number;
-      lastMessage: components["schemas"]["ChatMessage"] | unknown[];
+      lastMessage: components["schemas"]["RoomLastMessage"] | unknown[];
       /** Format: int64 */
       lastPing: number;
       /** Format: int64 */
@@ -213,6 +213,22 @@ export type components = {
       /** Format: int64 */
       unreadMessages: number;
     };
+    RoomLastMessage: components["schemas"]["ChatMessage"] | components["schemas"]["RoomProxyMessage"];
+    RoomProxyMessage: {
+      actorDisplayName: string;
+      actorId: string;
+      actorType: string;
+      /** Format: int64 */
+      expirationTimestamp: number;
+      message: string;
+      messageParameters: {
+        [key: string]: {
+          [key: string]: Record<string, never>;
+        };
+      };
+      messageType: string;
+      systemMessage: string;
+    };
   };
   responses: never;
   parameters: never;
diff --git a/src/types/openapi/openapi-federation.ts b/src/types/openapi/openapi-federation.ts
index ab6fcf1017d..c34cbe8f98b 100644
--- a/src/types/openapi/openapi-federation.ts
+++ b/src/types/openapi/openapi-federation.ts
@@ -180,7 +180,7 @@ export type components = {
       lastActivity: number;
       /** Format: int64 */
       lastCommonReadMessage: number;
-      lastMessage: components["schemas"]["ChatMessage"] | unknown[];
+      lastMessage: components["schemas"]["RoomLastMessage"] | unknown[];
       /** Format: int64 */
       lastPing: number;
       /** Format: int64 */
@@ -226,6 +226,22 @@ export type components = {
       /** Format: int64 */
       unreadMessages: number;
     };
+    RoomLastMessage: components["schemas"]["ChatMessage"] | components["schemas"]["RoomProxyMessage"];
+    RoomProxyMessage: {
+      actorDisplayName: string;
+      actorId: string;
+      actorType: string;
+      /** Format: int64 */
+      expirationTimestamp: number;
+      message: string;
+      messageParameters: {
+        [key: string]: {
+          [key: string]: Record<string, never>;
+        };
+      };
+      messageType: string;
+      systemMessage: string;
+    };
   };
   responses: never;
   parameters: never;
diff --git a/src/types/openapi/openapi-full.ts b/src/types/openapi/openapi-full.ts
index cd0030fe1f5..711bce6fba2 100644
--- a/src/types/openapi/openapi-full.ts
+++ b/src/types/openapi/openapi-full.ts
@@ -784,7 +784,7 @@ export type components = {
       lastActivity: number;
       /** Format: int64 */
       lastCommonReadMessage: number;
-      lastMessage: components["schemas"]["ChatMessage"] | unknown[];
+      lastMessage: components["schemas"]["RoomLastMessage"] | unknown[];
       /** Format: int64 */
       lastPing: number;
       /** Format: int64 */
@@ -830,6 +830,22 @@ export type components = {
       /** Format: int64 */
       unreadMessages: number;
     };
+    RoomLastMessage: components["schemas"]["ChatMessage"] | components["schemas"]["RoomProxyMessage"];
+    RoomProxyMessage: {
+      actorDisplayName: string;
+      actorId: string;
+      actorType: string;
+      /** Format: int64 */
+      expirationTimestamp: number;
+      message: string;
+      messageParameters: {
+        [key: string]: {
+          [key: string]: Record<string, never>;
+        };
+      };
+      messageType: string;
+      systemMessage: string;
+    };
     SignalingSession: {
       /** Format: int64 */
       inCall: number;
@@ -2434,7 +2450,7 @@ export type operations = {
           "application/json": {
             ocs: {
               meta: components["schemas"]["OCSMeta"];
-              data: unknown;
+              data: components["schemas"]["Room"];
             };
           };
         };
@@ -2463,7 +2479,7 @@ export type operations = {
           "application/json": {
             ocs: {
               meta: components["schemas"]["OCSMeta"];
-              data: unknown;
+              data: components["schemas"]["Room"];
             };
           };
         };
diff --git a/src/types/openapi/openapi.ts b/src/types/openapi/openapi.ts
index a5ccf8acb55..98e6ce34317 100644
--- a/src/types/openapi/openapi.ts
+++ b/src/types/openapi/openapi.ts
@@ -625,7 +625,7 @@ export type components = {
       lastActivity: number;
       /** Format: int64 */
       lastCommonReadMessage: number;
-      lastMessage: components["schemas"]["ChatMessage"] | unknown[];
+      lastMessage: components["schemas"]["RoomLastMessage"] | unknown[];
       /** Format: int64 */
       lastPing: number;
       /** Format: int64 */
@@ -671,6 +671,22 @@ export type components = {
       /** Format: int64 */
       unreadMessages: number;
     };
+    RoomLastMessage: components["schemas"]["ChatMessage"] | components["schemas"]["RoomProxyMessage"];
+    RoomProxyMessage: {
+      actorDisplayName: string;
+      actorId: string;
+      actorType: string;
+      /** Format: int64 */
+      expirationTimestamp: number;
+      message: string;
+      messageParameters: {
+        [key: string]: {
+          [key: string]: Record<string, never>;
+        };
+      };
+      messageType: string;
+      systemMessage: string;
+    };
     SignalingSession: {
       /** Format: int64 */
       inCall: number;
@@ -2275,7 +2291,7 @@ export type operations = {
           "application/json": {
             ocs: {
               meta: components["schemas"]["OCSMeta"];
-              data: unknown;
+              data: components["schemas"]["Room"];
             };
           };
         };
@@ -2304,7 +2320,7 @@ export type operations = {
           "application/json": {
             ocs: {
               meta: components["schemas"]["OCSMeta"];
-              data: unknown;
+              data: components["schemas"]["Room"];
             };
           };
         };