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# StellarExternalWalletSignerConfig

<Warning>
  **You are viewing docs for the previous version of the Wallets SDK.** We recommend upgrading to V1.
  See the [updated version of this page](/sdk-reference/wallets/typescript/type-aliases/StellarExternalWalletSignerConfig) or the [V1 migration guide](/wallets/guides/migrate-to-v1).
</Warning>

> **StellarExternalWalletSignerConfig** = `BaseExternalWalletSignerConfig` & `object`

Defined in: packages/common/base/dist/types/signers.d.ts:23

## Type Declaration

### onSignStellarTransaction()?

> `optional` **onSignStellarTransaction**: (`transaction`) => `Promise`\<`string`>

#### Parameters

| Parameter     | Type     |
| ------------- | -------- |
| `transaction` | `string` |

#### Returns

`Promise`\<`string`>