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# UpdateBackorderMessageUpdateInput

GraphQL input

Input for specifying which backorder message to update and what fields to change.

Reference: https://docs.bigcommerce.com/developer/api-reference/graphql/admin/types/inputs/update-backorder-message-update-input

## Fields

- `messageId` — The ID of the backorder message to update.
- `messageData` — The fields to update on the backorder message.

## Definition

```graphql
input UpdateBackorderMessageUpdateInput {
  messageId: String!
  messageData: UpdateBackorderMessageDataInput!
}
```