message: fix: Normalized Event before caching.
diff: /* eslint-disable @typescript-eslint/no-unsafe-member-access */
  import { Event, EventProcessor, Hub, Integration } from '@sentry/types';
  -import { getGlobalObject, logger, uuid4 } from '@sentry/utils';
  +import { getGlobalObject, logger, normalize, uuid4 } from '@sentry/utils';
  import * as localForageType from 'localforage';
  // eslint-disable-next-line @typescript-eslint/no-var-requires
  @@ -98,7 +98,7 @@ export class Offline implements Integration {
  * @param event an event
  */
  private async _cacheEvent(event: Event): Promise<Event> {
  - return this.offlineEventStore.setItem<Event>(uuid4(), event);
  + return this.offlineEventStore.setItem<Event>(uuid4(), normalize(event));
  }
  /**
  