misskey/packages/backend/src/remote/activitypub/renderer/add.ts

import config from '@/config/index';
import { ILocalUser } from '@/models/entities/user';

export default (user: ILocalUser, target: any, object: any) => ({
	type: 'Add',
	actor: `${config.url}/users/${user.id}`,
	target,
	object
});