remove decrypted_at field from saving message models as unused

ts/models/messageType.ts

@@ -19,7 +19,6 @@ export interface MessageAttributes {
   body?: string;
   expirationStartTimestamp: number;
   read_by: Array<string>;
-  decrypted_at: number;
   expires_at?: number;
   type: MessageModelType;
   group_update?: MessageGroupUpdate;
@@ -135,7 +134,6 @@ export interface MessageAttributesOptionals {
   body?: string;
   expirationStartTimestamp?: number;
   read_by?: Array<string>;
-  decrypted_at?: number;
   expires_at?: number;
   type: MessageModelType;
   group_update?: MessageGroupUpdate;

ts/receiver/queuedJob.ts

@@ -233,7 +233,6 @@ async function handleRegularMessage(
     attachments: rawDataMessage.attachments,
     body: rawDataMessage.body,
     conversationId: conversation.id,
-    decrypted_at: now,
     messageHash,
     errors: [],
   });

ts/session/utils/AttachmentsDownload.ts

@@ -244,7 +244,7 @@ async function _runJob(job: any) {
 
     logger.error(
       `_runJob: Failed to download attachment type ${type} for message ${found?.idForLogging()}, attempt ${currentAttempt}:`,
-      error && error.stack ? error.stack : error
+      error && error.message ? error.message : error
     );
 
     const failedJob = {

ts/types/Message.ts

@@ -13,7 +13,6 @@ export type IncomingMessage = Readonly<
 
     // Optional
     body?: string;
-    decrypted_at?: number;
     errors?: Array<any>;
     expireTimer?: number;
     flags?: number;