# verifyMessageV2

Returns whether the provided signature data matches the provided message and was signed by the account of the provided public key. **For the complete verification process, please go to** [**Testbed**](https://neoline.io/signMessageV2)**.**

## **Input Arguments**

<table><thead><tr><th width="316">Parameter</th><th>Description</th></tr></thead><tbody><tr><td><code>message: string</code></td><td>Salt prefix + original message</td></tr><tr><td><code>data: string</code></td><td>Signed message</td></tr><tr><td><code>publicKey: string</code></td><td>Public key of account that signed message</td></tr></tbody></table>

## **Success Response**

<table><thead><tr><th width="322">Parameter</th><th>Description</th></tr></thead><tbody><tr><td><code>result: boolean</code></td><td>Whether the provided signature matches the provided message and public key</td></tr></tbody></table>

## **Error Response**

<table><thead><tr><th width="328">Parameter</th><th>Description</th></tr></thead><tbody><tr><td><code>type: string</code></td><td>The type of error which has occured</td></tr><tr><td><code>description: string</code></td><td>A description of the error which has occured</td></tr><tr><td><code>data: string</code></td><td>Any raw data associated with the error</td></tr></tbody></table>

## Example

### Request

```js
neolineN3.verifyMessageV2({
  message: '543e66d70a56506f0a69aff35f25f794Hello world',
  data: '4fef4abd1ced91577c89eac7909b89ec2aa3d073178c51c3074b7bc5551093b00bf274f35f8166931dc90cbd88346729e86e0bf1c3014fa3587cc167f0cafd4c',
  publicKey: '023e72b8b5a20c00dac7ac01ecd72354a2d7d64620d6615524bb18b9f5a6ca8ef4'
})
.then(result => {
  console.log('Signature data matches provided message and public key: ' + JSON.stringify(result));
})
.catch((error) => {
  const {type, description, data} = error;
  switch(type) {
    case 'NO_PROVIDER':
        console.log('No provider available.');
        break;
    case 'CONNECTION_DENIED':
        console.log('The user rejected the request to connect with your dApp');
        break;
    default:
        // Not an expected error object.  Just write the error to the console.
        console.error(error);
        break;
  }
});
```

### Response

```js
{
  result: true
}
```


---

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