---
title: Webhook
description: Contains functions for verifying Shopify webhooks.
api_version: v0
source_url:
  html: >-
    https://shopify.dev/docs/api/shopify-app-react-router/v0/authenticate/webhook
  md: >-
    https://shopify.dev/docs/api/shopify-app-react-router/v0/authenticate/webhook.md
---

# Webhook

Contains functions for verifying Shopify webhooks.

## authenticate.​webhook(**[request](#authenticatewebhook-propertydetail-request)**​)

Verifies requests coming from Shopify webhooks.

### Parameters

* **request**

  **Request**

  **required**

### Returns

* **Promise\<WebhookContext\<Topics>>**

### WebhookContext

```ts
WebhookContextWithoutSession<Topics> | WebhookContextWithSession<Topics>
```

### WebhookContextWithoutSession

* admin

  ```ts
  undefined
  ```

* apiVersion

  The API version used for the webhook.

  ```ts
  string
  ```

* payload

  The payload from the webhook request.

  ```ts
  Record<string, any>
  ```

* session

  ```ts
  undefined
  ```

* shop

  The shop where the webhook was triggered.

  ```ts
  string
  ```

* subTopic

  The sub-topic of the webhook. This is only available for certain webhooks.

  ```ts
  string
  ```

* topic

  The topic of the webhook.

  ```ts
  Topics
  ```

* webhookId

  A unique ID for the webhook. Useful to keep track of which events your app has already processed.

  ```ts
  string
  ```

### WebhookContextWithSession

* admin

  An admin context for the webhook. Returned only if there is a session for the shop.

  ```ts
  AdminApiContext
  ```

* apiVersion

  The API version used for the webhook.

  ```ts
  string
  ```

* payload

  The payload from the webhook request.

  ```ts
  Record<string, any>
  ```

* session

  A session with an offline token for the shop. Returned only if there is a session for the shop. Webhook requests can trigger after an app is uninstalled If the app is already uninstalled, the session may be undefined. Therefore, you should check for the session before using it.

  ```ts
  Session
  ```

* shop

  The shop where the webhook was triggered.

  ```ts
  string
  ```

* subTopic

  The sub-topic of the webhook. This is only available for certain webhooks.

  ```ts
  string
  ```

* topic

  The topic of the webhook.

  ```ts
  Topics
  ```

* webhookId

  A unique ID for the webhook. Useful to keep track of which events your app has already processed.

  ```ts
  string
  ```

### AdminApiContext

Provides utilities that apps can use to make requests to the Admin API.

* graphql

  Methods for interacting with the Shopify Admin GraphQL API

  ```ts
  GraphQLClient<AdminOperations>
  ```

### GraphQLClient

* query

  ```ts
  Operation extends keyof Operations
  ```

* options

  ```ts
  GraphQLQueryOptions<Operation, Operations>
  ```

returns

```ts
interface Promise<T> {
    /**
     * Attaches callbacks for the resolution and/or rejection of the Promise.
     * @param onfulfilled The callback to execute when the Promise is resolved.
     * @param onrejected The callback to execute when the Promise is rejected.
     * @returns A Promise for the completion of which ever callback is executed.
     */
    then<TResult1 = T, TResult2 = never>(onfulfilled?: ((value: T) => TResult1 | PromiseLike<TResult1>) | undefined | null, onrejected?: ((reason: any) => TResult2 | PromiseLike<TResult2>) | undefined | null): Promise<TResult1 | TResult2>;

    /**
     * Attaches a callback for only the rejection of the Promise.
     * @param onrejected The callback to execute when the Promise is rejected.
     * @returns A Promise for the completion of the callback.
     */
    catch<TResult = never>(onrejected?: ((reason: any) => TResult | PromiseLike<TResult>) | undefined | null): Promise<T | TResult>;
}, interface Promise<T> {}, Promise: PromiseConstructor, interface Promise<T> {
    readonly [Symbol.toStringTag]: string;
}, interface Promise<T> {
    /**
     * Attaches a callback that is invoked when the Promise is settled (fulfilled or rejected). The
     * resolved value cannot be modified from the callback.
     * @param onfinally The callback to execute when the Promise is settled (fulfilled or rejected).
     * @returns A Promise for the completion of the callback.
     */
    finally(onfinally?: (() => void) | undefined | null): Promise<T>;
}
```

### GraphQLQueryOptions

* apiVersion

  The version of the API to use for the request.

  ```ts
  ApiVersion
  ```

* headers

  Additional headers to include in the request.

  ```ts
  Record<string, any>
  ```

* signal

  An optional AbortSignal to cancel the request.

  ```ts
  AbortSignal
  ```

* tries

  The total number of times to try the request if it fails.

  ```ts
  number
  ```

* variables

  The variables to pass to the operation.

  ```ts
  ApiClientRequestOptions<Operation, Operations>["variables"]
  ```

Examples

### Examples

* ####

  ##### Description

  Update a metafield when a product is updated

  ##### /app/routes/\*\*.ts

  ```ts
  import {type ActionFunctionArgs} from 'react-router';

  import {authenticate} from '../shopify.server';

  export const action = async ({request}: ActionFunctionArgs) => {
    const {topic, admin, payload, session} = await authenticate.webhook(request);

    // Webhook requests can trigger after an app is uninstalled
    // If the app is already uninstalled, the session may be undefined.
    if (!session) {
      throw new Response();
    }

    switch (topic) {
      case 'PRODUCTS_UPDATE':
        await admin.graphql(
          `#graphql
          mutation setMetafield($productId: ID!, $time: String!) {
            metafieldsSet(metafields: {
              ownerId: $productId
              namespace: "my-app",
              key: "webhook_received_at",
              value: $time,
              type: "string",
            }) {
              metafields {
                key
                value
              }
            }
          }
        `,
        {
          variables: {
            productId: payload.admin_graphql_api_id,
            time: new Date().toISOString(),
          },
        },
      );
    }

    return new Response();
  };
  ```

* ####

  ##### Description

  Use the \`admin\` object in the context to interact with the Admin API.

  ##### /app/routes/webhooks.tsx

  ```ts
  import { ActionFunctionArgs } from "react-router";
  import { authenticate } from "../shopify.server";

  export async function action({ request }: ActionFunctionArgs) {
    const { admin } = await authenticate.webhook(request);

    // Webhook requests can trigger after an app is uninstalled
    // If the app is already uninstalled, the session may be undefined.
    if (!session) {
      throw new Response();
    }

    const response = await admin?.graphql(
      `#graphql
      mutation populateProduct($input: ProductInput!) {
        productCreate(input: $input) {
          product {
            id
          }
        }
      }`,
      { variables: { input: { title: "Product Name" } } }
    );

    const productData = await response.json();
    return ({ data: productData.data });
  }
  ```

* ####

  ##### Description

  Get the API version used for webhook request.

  ##### /app/routes/webhooks.tsx

  ```ts
  import { ActionFunctionArgs } from "react-router";
  import { authenticate } from "../shopify.server";

  export const action = async ({ request }: ActionFunctionArgs) => {
    const { apiVersion } = await authenticate.webhook(request);
    return new Response();
  };
  ```

* ####

  ##### Description

  Get the request's POST payload.

  ##### /app/routes/webhooks.tsx

  ```ts
  import { ActionFunctionArgs } from "react-router";
  import { authenticate } from "../shopify.server";

  export const action = async ({ request }: ActionFunctionArgs) => {
    const { payload } = await authenticate.webhook(request);
    return new Response();
  };
  ```

* ####

  ##### /app/routes/webhooks.tsx

  ```ts
  import type { ActionFunctionArgs } from "react-router";
  import { authenticate } from "~/shopify.server";

  export const action = async ({ request }: ActionFunctionArgs) => {
    const { session } = await authenticate.webhook(request);
    
    // Webhook requests can trigger after an app is uninstalled
    // If the app is already uninstalled, the session may be undefined.
    if (!session) {
      throw new Response();
    }

    // Handle webhook request
    console.log("Received webhook webhook");

    return new Response();
  };
  ```

* ####

  ##### Description

  Get the shop that triggered a webhook.

  ##### /app/routes/webhooks.tsx

  ```ts
  import { ActionFunctionArgs } from "react-router";
  import { authenticate } from "../shopify.server";

  export const action = async ({ request }: ActionFunctionArgs) => {
    const { shop } = await authenticate.webhook(request);
    return new Response();
  };
  ```

* ####

  ##### Description

  Get the webhook sub-topic.

  ##### /app/routes/webhooks.tsx

  ```ts
  import { ActionFunctionArgs } from "react-router";
  import { authenticate } from "../shopify.server";

  export const action = async ({ request }: ActionFunctionArgs) => {
    const { subTopic } = await authenticate.webhook(request);
    return new Response();
  };
  ```

* ####

  ##### Description

  Get the event topic for the webhook.

  ##### /app/routes/webhooks.tsx

  ```ts
  import { ActionFunctionArgs } from "react-router";
  import { authenticate } from "../shopify.server";

  export const action = async ({ request }: ActionFunctionArgs) => {
    const { topic } = await authenticate.webhook(request);

    switch (topic) {
      case "APP_UNINSTALLED":
        // Do something when the app is uninstalled.
        break;
    }

    return new Response();
  };
  ```

* ####

  ##### Description

  Get the webhook ID.

  ##### /app/routes/webhooks.tsx

  ```ts
  import { ActionFunctionArgs } from "react-router";
  import { authenticate } from "../shopify.server";

  export const action = async ({ request }: ActionFunctionArgs) => {
    const { webhookId } = await authenticate.webhook(request);
    return new Response();
  };
  ```

***

## Related

[Interact with the Admin API. - Admin API context](https://shopify.dev/docs/api/shopify-app-react-router/v0/apis/admin-api)

***