# signMessage

## Method name

`signMessage`

## Parameters

<table><thead><tr><th width="188">Parameter</th><th width="376">Description</th><th width="101" data-type="checkbox">Required</th><th width="83">Type</th></tr></thead><tbody><tr><td>message</td><td>Arbitrary message for signing</td><td>true</td><td>string</td></tr><tr><td>paymentType</td><td>Address type to use. <code>p2wpkh</code> for Native Segwit (default) or <code>p2tr</code> for Taproot.</td><td>false</td><td>string</td></tr><tr><td>network</td><td>Network for signing: <code>mainnet</code> (default), <code>testnet</code>, <code>signet</code>, <code>sbtcDevenv</code> or <code>devnet</code></td><td>false</td><td>string</td></tr><tr><td>account</td><td>Index of account for signing (defaults to active account)</td><td>false</td><td>uint</td></tr></tbody></table>

## Example request

```typescript
import { Verifier } from "bip322-js";

try {
  // Request signature
  const response = await window.LeatherProvider.request("signMessage", {
    message: "Hello world",
    paymentType: "p2tr",
    network: "testnet",
    account: 0
  });

  console.log("Response:", response);

  // Verify signature
  try {
    const isValid = Verifier.verifySignature(
      response.result.address,
      response.result.message,
      response.result.signature
    );

    console.log("Signature is valid: ", isValid);
  } catch (error) {
    console.log("Verification error:", error);
  }
} catch (error) {
  console.log("Request error:", error.error.code, error.error.message);
}
```

## Example response

```json5
{
    "jsonrpc": "2.0",
    "id": "adc296e9-beb7-4685-a443-24c30d0d04dd",
    "result": {
        "signature": "AUDl4ZQJo585ldL0I9S+CjDpT7+5WB2Sspgh47Dsx0WX0iZSCLV+K6smOKJ1u4IUaN6grvNspaZ9GpqPOOHsTTVE",
        "address": "tb1pwfstsmedjfr84rzjsnsjly7x0utzlcfed0uqv26vmwsrvvzuf82qsad4uz",
        "message": "Hello world"
    }
}
```

## Sandbox

[Install the Leather extension](https://leather.io/install-extension) then try out this method below:

{% embed url="<https://codesandbox.io/embed/79qdnk?expanddevtools=1&hidenavigation=1&module=/src/index.ts&view=preview>" %}

## Preview

<figure><img src="https://2085786563-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F41U87FfDFo2dIKYr0ZNX%2Fuploads%2FnRyxaZourhSxmCYr03cP%2FSCR-20240419-mgkw.png?alt=media&#x26;token=5a217ec0-4783-4f2b-8464-89e643fba2ea" alt=""><figcaption></figcaption></figure>