facebook-messenger-api-types/src/components/payloads/Payload.d.ts

Typescript types for the Facebook messenger platform API (https://developers.facebook.com/docs/messenger-platform/reference)

import {MessagePayload} from "./MessagePayload";
import {PostbackPayload} from "./PostbackPayload";
import {QuickReplyPayload} from "./QuickReplyPayload";

export type Payload = MessagePayload | PostbackPayload | QuickReplyPayload;