diff --git a/lib/Controller/AssistantApiController.php b/lib/Controller/AssistantApiController.php
index d19645f42..859067c6d 100644
--- a/lib/Controller/AssistantApiController.php
+++ b/lib/Controller/AssistantApiController.php
@@ -420,7 +420,7 @@ public function getOutputFile(int $ocpTaskId, int $fileId): DataDownloadResponse
 	 *
 	 * @param int $fileId The input file ID
 	 * @param string $taskTypeId The task type of the operation to perform
-	 * @return DataResponse<Http::STATUS_OK, string, array{}>|DataResponse<Http::STATUS_BAD_REQUEST, array{error: string}, array{}>
+	 * @return DataResponse<Http::STATUS_OK, array{version: string, tooltip: string}, array{}>|DataResponse<Http::STATUS_BAD_REQUEST, array{error: string}, array{}>
 	 *
 	 * 200: The task has been scheduled successfully
 	 * 400: There was an issue while scheduling the task
@@ -439,7 +439,10 @@ public function runFileAction(int $fileId, string $taskTypeId): DataResponse {
 					$message = $this->l10n->t('Text-to-speech task submitted successfully');
 				}
 			}
-			return new DataResponse($message);
+			return new DataResponse([
+				'version' => '0.1',
+				'tooltip' => $message,
+			]);
 		} catch (Exception|Throwable $e) {
 			return new DataResponse(['error' => $e->getMessage()], Http::STATUS_BAD_REQUEST);
 		}
diff --git a/openapi.json b/openapi.json
index 6289a608d..9639b2c7a 100644
--- a/openapi.json
+++ b/openapi.json
@@ -2559,7 +2559,19 @@
                                                     "$ref": "#/components/schemas/OCSMeta"
                                                 },
                                                 "data": {
-                                                    "type": "string"
+                                                    "type": "object",
+                                                    "required": [
+                                                        "version",
+                                                        "tooltip"
+                                                    ],
+                                                    "properties": {
+                                                        "version": {
+                                                            "type": "string"
+                                                        },
+                                                        "tooltip": {
+                                                            "type": "string"
+                                                        }
+                                                    }
                                                 }
                                             }
                                         }