src/vs/workbench/contrib/userDataSync/browser/userDataSync.ts/UserDataSyncWorkbenchContribution/handleTooLargeError
class UserDataSyncWorkbenchContribution:	private handleTooLargeError(resource: SyncResource, message: string, error: UserDataSyncError): void {
		const operationId = error.operationId ? localize('operationId', "Operation Id: {0}", error.operationId) : undefined;
		this.notificationService.notify({
			severity: Severity.Error,
			message: operationId ? `${message} ${operationId}` : message,
			actions: {
				primary: [new Action('open sync file', localize('open file', "Open {0} File", getSyncAreaLabel(resource)), undefined, true,
					() => resource === SyncResource.Settings ? this.preferencesService.openUserSettings({ jsonEditor: true }) : this.preferencesService.openGlobalKeybindingSettings(true))]
			}
		});
	}