# Create Sell Order

POST https://api-stg.transak.com/ledger/v1/sell
Content-Type: application/json

Create a sell order for the selected quote.

The API also generates the payload and signature used by the Ledger device to
verify transaction data with the corresponding private/public key pair.

Reference: https://docs.transak.com/api/ledger-off-ramp/create-sell-order

## OpenAPI Specification

```yaml
openapi: 3.1.0
info:
  title: ledger-off-ramp-api
  version: 1.0.0
paths:
  /sell:
    post:
      operationId: create-sell-order
      summary: Create Sell Order
      description: >-
        Create a sell order for the selected quote.


        The API also generates the payload and signature used by the Ledger
        device to

        verify transaction data with the corresponding private/public key pair.
      tags:
        - ''
      parameters:
        - name: x-api-key
          in: header
          description: Transak API key available from the Transak Dashboard.
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Sell order created successfully.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SellResponse'
        '400':
          description: Missing or invalid request.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Internal server error.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SellRequest'
servers:
  - url: https://api-stg.transak.com/ledger/v1
  - url: https://api.transak.com/ledger/v1
components:
  schemas:
    SellRequest:
      type: object
      properties:
        quoteId:
          type: string
          description: Quote identifier returned from the quote endpoint.
        amount:
          type: string
          description: Sell amount in crypto units.
        refundAddress:
          type: string
          description: Refund wallet address.
        fromCryptoCurrency:
          type: string
          description: Ledger-formatted crypto currency identifier.
        toFiatCurrency:
          type: string
          description: Fiat currency code.
        payloadCryptoCurrency:
          type: string
          description: Asset identifier used in the signed Ledger payload.
        nonce:
          type: string
          description: Nonce used for device-side verification.
      required:
        - quoteId
        - amount
        - refundAddress
        - fromCryptoCurrency
        - toFiatCurrency
        - payloadCryptoCurrency
        - nonce
      title: SellRequest
    ProviderSignature:
      type: object
      properties:
        payload:
          type: string
          description: Encoded payload to be verified by the Ledger device.
        signature:
          type: string
          description: Signature corresponding to the generated payload.
      required:
        - payload
        - signature
      title: ProviderSignature
    SellResponse:
      type: object
      properties:
        sellId:
          type: string
          format: uuid
          description: Sell order identifier generated by the wrapper.
        amount:
          type: string
          description: Confirmed sell amount.
        payinAddress:
          type: string
          description: Deposit address where the user must send crypto.
        createdAt:
          type: string
          format: date-time
          description: Sell order creation timestamp.
        providerFees:
          type: string
          description: Provider fee charged for the sell order.
        referralFees:
          type: string
          description: Referral fee charged for the sell order.
        providerSig:
          $ref: '#/components/schemas/ProviderSignature'
      required:
        - sellId
        - amount
        - payinAddress
        - createdAt
        - providerFees
        - referralFees
        - providerSig
      title: SellResponse
    ErrorResponseError:
      type: object
      properties:
        messageKey:
          type: string
        message:
          type: string
      required:
        - messageKey
        - message
      title: ErrorResponseError
    ErrorResponse:
      type: object
      properties:
        error:
          $ref: '#/components/schemas/ErrorResponseError'
      required:
        - error
      title: ErrorResponse
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: x-api-key
      description: Transak API key available from the Transak Dashboard.

```

## SDK Code Examples

```python success
import requests

url = "https://api-stg.transak.com/ledger/v1/sell"

headers = {
    "x-api-key": "<apiKey>",
    "Content-Type": "application/json"
}

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

print(response.json())
```

```javascript success
const url = 'https://api-stg.transak.com/ledger/v1/sell';
const options = {
  method: 'POST',
  headers: {'x-api-key': '<apiKey>', 'Content-Type': 'application/json'},
  body: undefined
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go success
package main

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

func main() {

	url := "https://api-stg.transak.com/ledger/v1/sell"

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

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

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

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

	fmt.Println(res)
	fmt.Println(string(body))

}
```

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

url = URI("https://api-stg.transak.com/ledger/v1/sell")

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

request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<apiKey>'
request["Content-Type"] = 'application/json'

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

```java success
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.post("https://api-stg.transak.com/ledger/v1/sell")
  .header("x-api-key", "<apiKey>")
  .header("Content-Type", "application/json")
  .asString();
```

```php success
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://api-stg.transak.com/ledger/v1/sell', [
  'headers' => [
    'Content-Type' => 'application/json',
    'x-api-key' => '<apiKey>',
  ],
]);

echo $response->getBody();
```

```csharp success
using RestSharp;

var client = new RestClient("https://api-stg.transak.com/ledger/v1/sell");
var request = new RestRequest(Method.POST);
request.AddHeader("x-api-key", "<apiKey>");
request.AddHeader("Content-Type", "application/json");
IRestResponse response = client.Execute(request);
```

```swift success
import Foundation

let headers = [
  "x-api-key": "<apiKey>",
  "Content-Type": "application/json"
]

let request = NSMutableURLRequest(url: NSURL(string: "https://api-stg.transak.com/ledger/v1/sell")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```

```python request
import requests

url = "https://api-stg.transak.com/ledger/v1/sell"

payload = {
    "quoteId": "e8720a2a-2b19-4674-a68f-f4fc3d065c64",
    "amount": "68.99",
    "refundAddress": "tb1qrefundaddressexample",
    "fromCryptoCurrency": "bitcoin_testnet",
    "toFiatCurrency": "EUR",
    "payloadCryptoCurrency": "BTC",
    "nonce": "123456"
}
headers = {
    "x-api-key": "<apiKey>",
    "Content-Type": "application/json"
}

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

print(response.json())
```

```javascript request
const url = 'https://api-stg.transak.com/ledger/v1/sell';
const options = {
  method: 'POST',
  headers: {'x-api-key': '<apiKey>', 'Content-Type': 'application/json'},
  body: '{"quoteId":"e8720a2a-2b19-4674-a68f-f4fc3d065c64","amount":"68.99","refundAddress":"tb1qrefundaddressexample","fromCryptoCurrency":"bitcoin_testnet","toFiatCurrency":"EUR","payloadCryptoCurrency":"BTC","nonce":"123456"}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go request
package main

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

func main() {

	url := "https://api-stg.transak.com/ledger/v1/sell"

	payload := strings.NewReader("{\n  \"quoteId\": \"e8720a2a-2b19-4674-a68f-f4fc3d065c64\",\n  \"amount\": \"68.99\",\n  \"refundAddress\": \"tb1qrefundaddressexample\",\n  \"fromCryptoCurrency\": \"bitcoin_testnet\",\n  \"toFiatCurrency\": \"EUR\",\n  \"payloadCryptoCurrency\": \"BTC\",\n  \"nonce\": \"123456\"\n}")

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

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

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

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

	fmt.Println(res)
	fmt.Println(string(body))

}
```

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

url = URI("https://api-stg.transak.com/ledger/v1/sell")

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

request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<apiKey>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"quoteId\": \"e8720a2a-2b19-4674-a68f-f4fc3d065c64\",\n  \"amount\": \"68.99\",\n  \"refundAddress\": \"tb1qrefundaddressexample\",\n  \"fromCryptoCurrency\": \"bitcoin_testnet\",\n  \"toFiatCurrency\": \"EUR\",\n  \"payloadCryptoCurrency\": \"BTC\",\n  \"nonce\": \"123456\"\n}"

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

```java request
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.post("https://api-stg.transak.com/ledger/v1/sell")
  .header("x-api-key", "<apiKey>")
  .header("Content-Type", "application/json")
  .body("{\n  \"quoteId\": \"e8720a2a-2b19-4674-a68f-f4fc3d065c64\",\n  \"amount\": \"68.99\",\n  \"refundAddress\": \"tb1qrefundaddressexample\",\n  \"fromCryptoCurrency\": \"bitcoin_testnet\",\n  \"toFiatCurrency\": \"EUR\",\n  \"payloadCryptoCurrency\": \"BTC\",\n  \"nonce\": \"123456\"\n}")
  .asString();
```

```php request
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://api-stg.transak.com/ledger/v1/sell', [
  'body' => '{
  "quoteId": "e8720a2a-2b19-4674-a68f-f4fc3d065c64",
  "amount": "68.99",
  "refundAddress": "tb1qrefundaddressexample",
  "fromCryptoCurrency": "bitcoin_testnet",
  "toFiatCurrency": "EUR",
  "payloadCryptoCurrency": "BTC",
  "nonce": "123456"
}',
  'headers' => [
    'Content-Type' => 'application/json',
    'x-api-key' => '<apiKey>',
  ],
]);

echo $response->getBody();
```

```csharp request
using RestSharp;

var client = new RestClient("https://api-stg.transak.com/ledger/v1/sell");
var request = new RestRequest(Method.POST);
request.AddHeader("x-api-key", "<apiKey>");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{\n  \"quoteId\": \"e8720a2a-2b19-4674-a68f-f4fc3d065c64\",\n  \"amount\": \"68.99\",\n  \"refundAddress\": \"tb1qrefundaddressexample\",\n  \"fromCryptoCurrency\": \"bitcoin_testnet\",\n  \"toFiatCurrency\": \"EUR\",\n  \"payloadCryptoCurrency\": \"BTC\",\n  \"nonce\": \"123456\"\n}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift request
import Foundation

let headers = [
  "x-api-key": "<apiKey>",
  "Content-Type": "application/json"
]
let parameters = [
  "quoteId": "e8720a2a-2b19-4674-a68f-f4fc3d065c64",
  "amount": "68.99",
  "refundAddress": "tb1qrefundaddressexample",
  "fromCryptoCurrency": "bitcoin_testnet",
  "toFiatCurrency": "EUR",
  "payloadCryptoCurrency": "BTC",
  "nonce": "123456"
] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://api-stg.transak.com/ledger/v1/sell")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```