curl --request POST \
  --url https://sandbox-api.kotanipay.com/api/v3/offramp \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "cryptoAmount": 123,
  "currency": "<string>",
  "referenceId": "<string>",
  "senderAddress": "<string>",
  "callbackUrl": "<string>",
  "rateId": "<string>",
  "refund_config": {
    "bolt11": "lnbc1500n1p0xyz...",
    "payment_hash": "a1b2c3d4e5f6...",
    "amount_msat": 150000000,
    "expires_at": "2024-11-22T13:00:00Z",
    "generate_invoice_url": "https://api.yourapp.com/lightning/generate-refund-invoice",
    "address": "0x742d35Cc6634C0532925a3b844Bc9e7595f0bEb"
  }
}
'

import requests

url = "https://sandbox-api.kotanipay.com/api/v3/offramp"

payload = {
    "cryptoAmount": 123,
    "currency": "<string>",
    "referenceId": "<string>",
    "senderAddress": "<string>",
    "callbackUrl": "<string>",
    "rateId": "<string>",
    "refund_config": {
        "bolt11": "lnbc1500n1p0xyz...",
        "payment_hash": "a1b2c3d4e5f6...",
        "amount_msat": 150000000,
        "expires_at": "2024-11-22T13:00:00Z",
        "generate_invoice_url": "https://api.yourapp.com/lightning/generate-refund-invoice",
        "address": "0x742d35Cc6634C0532925a3b844Bc9e7595f0bEb"
    }
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    cryptoAmount: 123,
    currency: '<string>',
    referenceId: '<string>',
    senderAddress: '<string>',
    callbackUrl: '<string>',
    rateId: '<string>',
    refund_config: {
      bolt11: 'lnbc1500n1p0xyz...',
      payment_hash: 'a1b2c3d4e5f6...',
      amount_msat: 150000000,
      expires_at: '2024-11-22T13:00:00Z',
      generate_invoice_url: 'https://api.yourapp.com/lightning/generate-refund-invoice',
      address: '0x742d35Cc6634C0532925a3b844Bc9e7595f0bEb'
    }
  })
};

fetch('https://sandbox-api.kotanipay.com/api/v3/offramp', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://sandbox-api.kotanipay.com/api/v3/offramp",
  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([
    'cryptoAmount' => 123,
    'currency' => '<string>',
    'referenceId' => '<string>',
    'senderAddress' => '<string>',
    'callbackUrl' => '<string>',
    'rateId' => '<string>',
    'refund_config' => [
        'bolt11' => 'lnbc1500n1p0xyz...',
        'payment_hash' => 'a1b2c3d4e5f6...',
        'amount_msat' => 150000000,
        'expires_at' => '2024-11-22T13:00:00Z',
        'generate_invoice_url' => 'https://api.yourapp.com/lightning/generate-refund-invoice',
        'address' => '0x742d35Cc6634C0532925a3b844Bc9e7595f0bEb'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://sandbox-api.kotanipay.com/api/v3/offramp"

	payload := strings.NewReader("{\n  \"cryptoAmount\": 123,\n  \"currency\": \"<string>\",\n  \"referenceId\": \"<string>\",\n  \"senderAddress\": \"<string>\",\n  \"callbackUrl\": \"<string>\",\n  \"rateId\": \"<string>\",\n  \"refund_config\": {\n    \"bolt11\": \"lnbc1500n1p0xyz...\",\n    \"payment_hash\": \"a1b2c3d4e5f6...\",\n    \"amount_msat\": 150000000,\n    \"expires_at\": \"2024-11-22T13:00:00Z\",\n    \"generate_invoice_url\": \"https://api.yourapp.com/lightning/generate-refund-invoice\",\n    \"address\": \"0x742d35Cc6634C0532925a3b844Bc9e7595f0bEb\"\n  }\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	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))

}

HttpResponse<String> response = Unirest.post("https://sandbox-api.kotanipay.com/api/v3/offramp")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"cryptoAmount\": 123,\n  \"currency\": \"<string>\",\n  \"referenceId\": \"<string>\",\n  \"senderAddress\": \"<string>\",\n  \"callbackUrl\": \"<string>\",\n  \"rateId\": \"<string>\",\n  \"refund_config\": {\n    \"bolt11\": \"lnbc1500n1p0xyz...\",\n    \"payment_hash\": \"a1b2c3d4e5f6...\",\n    \"amount_msat\": 150000000,\n    \"expires_at\": \"2024-11-22T13:00:00Z\",\n    \"generate_invoice_url\": \"https://api.yourapp.com/lightning/generate-refund-invoice\",\n    \"address\": \"0x742d35Cc6634C0532925a3b844Bc9e7595f0bEb\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sandbox-api.kotanipay.com/api/v3/offramp")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"cryptoAmount\": 123,\n  \"currency\": \"<string>\",\n  \"referenceId\": \"<string>\",\n  \"senderAddress\": \"<string>\",\n  \"callbackUrl\": \"<string>\",\n  \"rateId\": \"<string>\",\n  \"refund_config\": {\n    \"bolt11\": \"lnbc1500n1p0xyz...\",\n    \"payment_hash\": \"a1b2c3d4e5f6...\",\n    \"amount_msat\": 150000000,\n    \"expires_at\": \"2024-11-22T13:00:00Z\",\n    \"generate_invoice_url\": \"https://api.yourapp.com/lightning/generate-refund-invoice\",\n    \"address\": \"0x742d35Cc6634C0532925a3b844Bc9e7595f0bEb\"\n  }\n}"

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

{
  "success": true,
  "message": "Offramp has been successfully created",
  "data": {
    "referenceId": "<string>",
    "fiatAmount": 123,
    "fiatTransactionAmount": 123,
    "cryptoAmount": 123,
    "fiatCurrency": "<string>",
    "customerKey": "<string>",
    "fiatWalletId": "<string>",
    "senderAddress": "<string>",
    "transactionHash": "<string>",
    "transactionHashAmount": 123,
    "status": "<string>",
    "onchainStatus": "<string>",
    "rate": {},
    "escrowAddress": "<string>",
    "usingIntegratedWallet": true,
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z",
    "onchainError": {},
    "transactionError": {}
  }
}

{
  "success": false,
  "message": "Bad Request",
  "data": {}
}

{
  "success": false,
  "message": "Unauthorized",
  "data": {}
}