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[Home](./index.md) &gt; [calckey-js](./calckey-js.md) &gt; [entities](./calckey-js.entities.md) &gt; [Notification](./calckey-js.entities.notification.md)

## entities.Notification type

**Signature:**

```typescript
export declare type Notification = {
	id: ID;
	createdAt: DateString;
	isRead: boolean;
} & (
	| {
			type: "reaction";
			reaction: string;
			user: User;
			userId: User["id"];
			note: Note;
	  }
	| {
			type: "reply";
			user: User;
			userId: User["id"];
			note: Note;
	  }
	| {
			type: "renote";
			user: User;
			userId: User["id"];
			note: Note;
	  }
	| {
			type: "quote";
			user: User;
			userId: User["id"];
			note: Note;
	  }
	| {
			type: "mention";
			user: User;
			userId: User["id"];
			note: Note;
	  }
	| {
			type: "pollVote";
			user: User;
			userId: User["id"];
			note: Note;
	  }
	| {
			type: "follow";
			user: User;
			userId: User["id"];
	  }
	| {
			type: "followRequestAccepted";
			user: User;
			userId: User["id"];
	  }
	| {
			type: "receiveFollowRequest";
			user: User;
			userId: User["id"];
	  }
	| {
			type: "groupInvited";
			invitation: UserGroup;
			user: User;
			userId: User["id"];
	  }
	| {
			type: "app";
			header?: string | null;
			body: string;
			icon?: string | null;
	  }
);
```
**References:** [ID](./calckey-js.entities.id.md)<!-- -->, [DateString](./calckey-js.entities.datestring.md)<!-- -->, [User](./calckey-js.entities.user.md)<!-- -->, [Note](./calckey-js.entities.note.md)<!-- -->, [UserGroup](./calckey-js.entities.usergroup.md)