feat(ssi): add method to fetch offers and requests and delete credentials

apps/shared/src/events/credentialOfferEvents.ts

 import type { BaseEventInput } from './baseEvents.js';
-import type { CredentialExchangeRecord } from '@aries-framework/core';
+
+import {
+  CredentialExchangeRecord,
+  JsonTransformer,
+} from '@aries-framework/core';
 
 import { BaseEvent } from './baseEvents.js';
 
@@ -11,7 +15,9 @@ export class EventAnonCredsCredentialOfferGetAll extends BaseEvent<
   public static token = 'anoncreds.credentialOffers.getAll';
 
   public get instance() {
-    return this.data;
+    return this.data.map((d) =>
+      JsonTransformer.fromJSON(d, CredentialExchangeRecord),
+    );
   }
 
   public static fromEvent(e: EventAnonCredsCredentialOfferGetAll) {
@@ -33,7 +39,9 @@ export class EventAnonCredsCredentialOfferGetById extends BaseEvent<CredentialEx
   public static token = 'anoncreds.credentialOffers.getById';
 
   public get instance() {
-    return this.data;
+    return this.data
+      ? JsonTransformer.fromJSON(this.data, CredentialExchangeRecord)
+      : null;
   }
 
   public static fromEvent(e: EventAnonCredsCredentialOfferGetById) {