---
title: FlowGenerateSignaturePayload - GraphQL Admin
description: Return type for `flowGenerateSignature` mutation.
api_version: 2026-04
source_url:
  html: https://shopify.dev/docs/api/admin-graphql/latest/payloads/FlowGenerateSignaturePayload
  md: https://shopify.dev/docs/api/admin-graphql/latest/payloads/FlowGenerateSignaturePayload.md
---

# Flow​Generate​Signature​Payload

payload

Return type for `flowGenerateSignature` mutation.

## Fields

* payload

  [String](https://shopify.dev/docs/api/admin-graphql/latest/scalars/String)

  The payload used to generate the signature.

* signature

  [String](https://shopify.dev/docs/api/admin-graphql/latest/scalars/String)

  The generated signature.

* user​Errors

  [\[User​Error!\]!](https://shopify.dev/docs/api/admin-graphql/latest/objects/UserError)

  non-null

  The list of errors that occurred from executing the mutation.

***

## Mutations with this payload

* [flow​Generate​Signature](https://shopify.dev/docs/api/admin-graphql/latest/mutations/flowGenerateSignature)

  mutation

  Generates a signature for a Flow action payload.

  * id

    [ID!](https://shopify.dev/docs/api/admin-graphql/latest/scalars/ID)

    required

    ### Arguments

    The unique identifier of the Flow action definition.

  * payload

    [String!](https://shopify.dev/docs/api/admin-graphql/latest/scalars/String)

    required

    The request payload used to generate the signature.

  ***

***

## Map

### Mutations with this payload

* [flow​Generate​Signature](https://shopify.dev/docs/api/admin-graphql/latest/mutations/flowGenerateSignature)