fix: repair types

events/Events.ts

@@ -1,4 +1,4 @@
-import { Base64Message } from '../backend/src/Model/Base64Message'
+import { Base64MessageDTO } from '../backend/src/Model/Base64Message'
 import { DataSourceState, MqttOptions } from '../backend/src/DataSource'
 import { UpdateInfo } from 'builder-util-runtime'
 import { RpcEvent } from './EventSystem/Rpc'
@@ -32,7 +32,7 @@ export const updateAvailable: Event<UpdateInfo> = {
 
 export interface MqttMessage {
   topic: string
-  payload: Base64Message | null
+  payload: Base64MessageDTO | null
   qos: 0 | 1 | 2
   retain: boolean
   // Set if QoS is > 0 on received messages