## Documentation Index

Fetch the complete documentation index at: [/llms.txt](https://docs.neynar.com/llms.txt)

Use this file to discover all available pages before exploring further.

Add verification

### cURL

```bash
curl --request POST \
  --url https://api.neynar.com/v2/farcaster/user/verification/ \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: NEYNAR_API_DOCS' \
  --data '
{
  "address": "0x5a927ac639636e534b678e81768ca19e2c6280b7",
  "block_hash": "0x191905a9201170abb55f4c90a4cc968b44c1b71cdf3db2764b775c93e7e22b29",
  "eth_signature": "0x2fc09da1f4dcb723fefb91f77932c249c418c0af00c66ed92ee1f35002c80d6a1145280c9f361d207d28447f8f7463366840d3a9309036cf6954afd1fd331beb1b",
  "signer_uuid": "19d0c5fd-9b33-4a48-a0e2-bc7b0555baec",
  "chain_id": 0,
  "verification_type": 0
}
'
```

### Python

```python
import requests

url = "https://api.neynar.com/v2/farcaster/user/verification/"

payload = {
    "address": "0x5a927ac639636e534b678e81768ca19e2c6280b7",
    "block_hash": "0x191905a9201170abb55f4c90a4cc968b44c1b71cdf3db2764b775c93e7e22b29",
    "eth_signature": "0x2fc09da1f4dcb723fefb91f77932c249c418c0af00c66ed92ee1f35002c80d6a1145280c9f361d207d28447f8f7463366840d3a9309036cf6954afd1fd331beb1b",
    "signer_uuid": "19d0c5fd-9b33-4a48-a0e2-bc7b0555baec",
    "chain_id": 0,
    "verification_type": 0
}
headers = {
    "x-api-key": "NEYNAR_API_DOCS",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)
```

### JavaScript (Fetch API)

```javascript
const options = {
  method: 'POST',
  headers: {'x-api-key': 'NEYNAR_API_DOCS', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    address: '0x5a927ac639636e534b678e81768ca19e2c6280b7',
    block_hash: '0x191905a9201170abb55f4c90a4cc968b44c1b71cdf3db2764b775c93e7e22b29',
    eth_signature: '0x2fc09da1f4dcb723fefb91f77932c249c418c0af00c66ed92ee1f35002c80d6a1145280c9f361d207d28447f8f7463366840d3a9309036cf6954afd1fd331beb1b',
    signer_uuid: '19d0c5fd-9b33-4a48-a0e2-bc7b0555baec',
    chain_id: 0,
    verification_type: 0
  })
};

fetch('https://api.neynar.com/v2/farcaster/user/verification/', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));
```

### PHP

```php
$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.neynar.com/v2/farcaster/user/verification/",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'address' => '0x5a927ac639636e534b678e81768ca19e2c6280b7',
    'block_hash' => '0x191905a9201170abb55f4c90a4cc968b44c1b71cdf3db2764b775c93e7e22b29',
    'eth_signature' => '0x2fc09da1f4dcb723fefb91f77932c249c418c0af00c66ed92ee1f35002c80d6a1145280c9f361d207d28447f8f7463366840d3a9309036cf6954afd1fd331beb1b',
    'signer_uuid' => '19d0c5fd-9b33-4a48-a0e2-bc7b0555baec',
    'chain_id' => 0,
    'verification_type' => 0
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "x-api-key: NEYNAR_API_DOCS"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}
```

### Go

```go
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

url := "https://api.neynar.com/v2/farcaster/user/verification/"

payload := strings.NewReader("{\n  \"address\": \"0x5a927ac639636e534b678e81768ca19e2c6280b7\",\n  \"block_hash\": \"0x191905a9201170abb55f4c90a4cc968b44c1b71cdf3db2764b775c93e7e22b29\",\n  \"eth_signature\": \"0x2fc09da1f4dcb723fefb91f77932c249c418c0af00c66ed92ee1f35002c80d6a1145280c9f361d207d28447f8f7463366840d3a9309036cf6954afd1fd331beb1b\",\n  \"signer_uuid\": \"19d0c5fd-9b33-4a48-a0e2-bc7b0555baec\",\n  \"chain_id\": 0,\n  \"verification_type\": 0\n}")

req, _ := http.NewRequest("POST", url, payload)

req.Header.Add("x-api-key", "NEYNAR_API_DOCS")
	req.Header.Add("Content-Type", "application/json")

res, _ := http.DefaultClient.Do(req)

defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

fmt.Println(string(body))
}
```

### Java

```java
HttpResponse<String> response = Unirest.post("https://api.neynar.com/v2/farcaster/user/verification/")
  .header("x-api-key", "NEYNAR_API_DOCS")
  .header("Content-Type", "application/json")
  .body("{\n  \"address\": \"0x5a927ac639636e534b678e81768ca19e2c6280b7\",\n  \"block_hash\": \"0x191905a9201170abb55f4c90a4cc968b44c1b71cdf3db2764b775c93e7e22b29\",\n  \"eth_signature\": \"0x2fc09da1f4dcb723fefb91f77932c249c418c0af00c66ed92ee1f35002c80d6a1145280c9f361d207d28447f8f7463366840d3a9309036cf6954afd1fd331beb1b\",\n  \"signer_uuid\": \"19d0c5fd-9b33-4a48-a0e2-bc7b0555baec\",\n  \"chain_id\": 0,\n  \"verification_type\": 0\n}")
  .asString();
```

### Ruby

```ruby
require 'uri'
require 'net/http'

url = URI("https://api.neynar.com/v2/farcaster/user/verification/")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["x-api-key"] = 'NEYNAR_API_DOCS'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"address\": \"0x5a927ac639636e534b678e81768ca19e2c6280b7\",\n  \"block_hash\": \"0x191905a9201170abb55f4c90a4cc968b44c1b71cdf3db2764b775c93e7e22b29\",\n  \"eth_signature\": \"0x2fc09da1f4dcb723fefb91f77932c249c418c0af00c66ed92ee1f35002c80d6a1145280c9f361d207d28447f8f7463366840d3a9309036cf6954afd1fd331beb1b\",\n  \"signer_uuid\": \"19d0c5fd-9b33-4a48-a0e2-bc7b0555baec\",\n  \"chain_id\": 0,\n  \"verification_type\": 0\n}"

response = http.request(request)
puts response.read_body
```

### Response

200 - application/json

Success

```json
{
  "message": "<string>",
  "success": true
}
```

#### Authorizations

x-api-key  
string   
header  
default:NEYNAR_API_DOCS  
required  
API key to authorize requests

#### Body
application/json

- **address** (string): Required, Ethereum address

- **block_hash** (string): Required

- **eth_signature** (string): Required

- **signer_uuid** (string): Required, UUID of the signer.\n

- **chain_id** (integer): Default 0, Chain ID for farcaster verifications.  
  
- **verification_type** (integer): Default 0, Type of verification.