curl --request POST \
  --url https://api.coinvoyage.io/v3/orders/{order_id}/refund \
  --header 'Authorization: <api-key>' \
  --header 'Authorization-Signature: <authorization-signature>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "amount": "50.0",
  "currency": {
    "address": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "chain_id": 30000000000001
  },
  "fiat_unit": "USD",
  "metadata": {
    "items": [
      {
        "currency": "USD",
        "description": "High-quality widget with extra features",
        "image": "https://example.com/images/widget.png",
        "name": "Premium Widget",
        "quantity": 2,
        "unit_price": 49.99
      }
    ],
    "refund": {
      "additional_info": "Item was never shipped",
      "currency": "USD",
      "name": "Order Cancellation",
      "reason": "Customer requested refund",
      "refund_amount": 99.98
    }
  },
  "recipient": "0x1234...abcd"
}
'

import requests

url = "https://api.coinvoyage.io/v3/orders/{order_id}/refund"

payload = {
    "amount": "50.0",
    "currency": {
        "address": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "chain_id": 30000000000001
    },
    "fiat_unit": "USD",
    "metadata": {
        "items": [
            {
                "currency": "USD",
                "description": "High-quality widget with extra features",
                "image": "https://example.com/images/widget.png",
                "name": "Premium Widget",
                "quantity": 2,
                "unit_price": 49.99
            }
        ],
        "refund": {
            "additional_info": "Item was never shipped",
            "currency": "USD",
            "name": "Order Cancellation",
            "reason": "Customer requested refund",
            "refund_amount": 99.98
        }
    },
    "recipient": "0x1234...abcd"
}
headers = {
    "Authorization-Signature": "<authorization-signature>",
    "Authorization": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'Authorization-Signature': '<authorization-signature>',
    Authorization: '<api-key>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    amount: '50.0',
    currency: {
      address: 'EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v',
      chain_id: 30000000000001
    },
    fiat_unit: 'USD',
    metadata: {
      items: [
        {
          currency: 'USD',
          description: 'High-quality widget with extra features',
          image: 'https://example.com/images/widget.png',
          name: 'Premium Widget',
          quantity: 2,
          unit_price: 49.99
        }
      ],
      refund: {
        additional_info: 'Item was never shipped',
        currency: 'USD',
        name: 'Order Cancellation',
        reason: 'Customer requested refund',
        refund_amount: 99.98
      }
    },
    recipient: '0x1234...abcd'
  })
};

fetch('https://api.coinvoyage.io/v3/orders/{order_id}/refund', 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://api.coinvoyage.io/v3/orders/{order_id}/refund",
  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([
    'amount' => '50.0',
    'currency' => [
        'address' => 'EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v',
        'chain_id' => 30000000000001
    ],
    'fiat_unit' => 'USD',
    'metadata' => [
        'items' => [
                [
                                'currency' => 'USD',
                                'description' => 'High-quality widget with extra features',
                                'image' => 'https://example.com/images/widget.png',
                                'name' => 'Premium Widget',
                                'quantity' => 2,
                                'unit_price' => 49.99
                ]
        ],
        'refund' => [
                'additional_info' => 'Item was never shipped',
                'currency' => 'USD',
                'name' => 'Order Cancellation',
                'reason' => 'Customer requested refund',
                'refund_amount' => 99.98
        ]
    ],
    'recipient' => '0x1234...abcd'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <api-key>",
    "Authorization-Signature: <authorization-signature>",
    "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://api.coinvoyage.io/v3/orders/{order_id}/refund"

	payload := strings.NewReader("{\n  \"amount\": \"50.0\",\n  \"currency\": {\n    \"address\": \"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v\",\n    \"chain_id\": 30000000000001\n  },\n  \"fiat_unit\": \"USD\",\n  \"metadata\": {\n    \"items\": [\n      {\n        \"currency\": \"USD\",\n        \"description\": \"High-quality widget with extra features\",\n        \"image\": \"https://example.com/images/widget.png\",\n        \"name\": \"Premium Widget\",\n        \"quantity\": 2,\n        \"unit_price\": 49.99\n      }\n    ],\n    \"refund\": {\n      \"additional_info\": \"Item was never shipped\",\n      \"currency\": \"USD\",\n      \"name\": \"Order Cancellation\",\n      \"reason\": \"Customer requested refund\",\n      \"refund_amount\": 99.98\n    }\n  },\n  \"recipient\": \"0x1234...abcd\"\n}")

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

	req.Header.Add("Authorization-Signature", "<authorization-signature>")
	req.Header.Add("Authorization", "<api-key>")
	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://api.coinvoyage.io/v3/orders/{order_id}/refund")
  .header("Authorization-Signature", "<authorization-signature>")
  .header("Authorization", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"amount\": \"50.0\",\n  \"currency\": {\n    \"address\": \"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v\",\n    \"chain_id\": 30000000000001\n  },\n  \"fiat_unit\": \"USD\",\n  \"metadata\": {\n    \"items\": [\n      {\n        \"currency\": \"USD\",\n        \"description\": \"High-quality widget with extra features\",\n        \"image\": \"https://example.com/images/widget.png\",\n        \"name\": \"Premium Widget\",\n        \"quantity\": 2,\n        \"unit_price\": 49.99\n      }\n    ],\n    \"refund\": {\n      \"additional_info\": \"Item was never shipped\",\n      \"currency\": \"USD\",\n      \"name\": \"Order Cancellation\",\n      \"reason\": \"Customer requested refund\",\n      \"refund_amount\": 99.98\n    }\n  },\n  \"recipient\": \"0x1234...abcd\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.coinvoyage.io/v3/orders/{order_id}/refund")

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

request = Net::HTTP::Post.new(url)
request["Authorization-Signature"] = '<authorization-signature>'
request["Authorization"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"amount\": \"50.0\",\n  \"currency\": {\n    \"address\": \"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v\",\n    \"chain_id\": 30000000000001\n  },\n  \"fiat_unit\": \"USD\",\n  \"metadata\": {\n    \"items\": [\n      {\n        \"currency\": \"USD\",\n        \"description\": \"High-quality widget with extra features\",\n        \"image\": \"https://example.com/images/widget.png\",\n        \"name\": \"Premium Widget\",\n        \"quantity\": 2,\n        \"unit_price\": 49.99\n      }\n    ],\n    \"refund\": {\n      \"additional_info\": \"Item was never shipped\",\n      \"currency\": \"USD\",\n      \"name\": \"Order Cancellation\",\n      \"reason\": \"Customer requested refund\",\n      \"refund_amount\": 99.98\n    }\n  },\n  \"recipient\": \"0x1234...abcd\"\n}"

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

{
  "created_at": "2023-01-01T00:00:00Z",
  "fulfillment": {
    "amount": {
      "raw": "100000000",
      "ui": "100.0",
      "value_usd": 100
    },
    "asset": {
      "address": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
      "chain_id": 1,
      "decimals": 6,
      "id": "1:0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
      "name": "USD Coin",
      "price_usd": 1,
      "symbol": "USDC"
    },
    "custom_fee_bps": 50,
    "fiat_unit": "USD",
    "rate_usd": "1.00",
    "recipient": "0x1234...abcd",
    "swap": {
      "slippage_bps": 50,
      "trade_type": "EXACT_INPUT"
    }
  },
  "hosted_url": "https://pay.coinvoyage.io/pay/cuidjkhg3e289y74u5t6v",
  "id": "cuidjkhg3e289y74u5t6v",
  "metadata": {
    "items": [
      {
        "currency": "USD",
        "description": "High-quality widget with extra features",
        "image": "https://example.com/images/widget.png",
        "name": "Premium Widget",
        "quantity": 2,
        "unit_price": 49.99
      }
    ],
    "refund": {
      "additional_info": "Item was never shipped",
      "currency": "USD",
      "name": "Order Cancellation",
      "reason": "Customer requested refund",
      "refund_amount": 99.98
    }
  },
  "mode": "SALE",
  "organization_id": "org_123",
  "payment": {
    "destination_tx_hash": "0x5678...efgh",
    "estimated_duration_seconds": 120,
    "expires_at": "2023-01-01T00:00:00Z",
    "fee_tx_hash": "0xfee1...fee2",
    "input": {
      "amount": {
        "raw": "100000000",
        "ui": "100.0",
        "value_usd": 100
      },
      "balance": {
        "raw": "100000000",
        "ui": "100.0",
        "value_usd": 100
      },
      "breakdown": {
        "base": {
          "raw": "100000000",
          "ui": "100.0",
          "value_usd": 100
        },
        "fees": {
          "custom_fee": {
            "raw": "100000000",
            "ui": "100.0",
            "value_usd": 100
          },
          "protocol_fee": {
            "raw": "100000000",
            "ui": "100.0",
            "value_usd": 100
          },
          "relayer_fee": {
            "raw": "100000000",
            "ui": "100.0",
            "value_usd": 100
          },
          "total_fee": {
            "raw": "100000000",
            "ui": "100.0",
            "value_usd": 100
          }
        },
        "gas": {
          "raw": "100000000",
          "ui": "100.0",
          "value_usd": 100
        },
        "total": {
          "raw": "100000000",
          "ui": "100.0",
          "value_usd": 100
        }
      },
      "currency": {
        "address": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
        "chain_id": 1,
        "decimals": 6,
        "id": "1:0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
        "name": "USD Coin",
        "price_usd": 1,
        "symbol": "USDC"
      }
    },
    "output": {
      "amount": {
        "raw": "100000000",
        "ui": "100.0",
        "value_usd": 100
      },
      "amount_out_minimum": {
        "raw": "100000000",
        "ui": "100.0",
        "value_usd": 100
      },
      "currency": {
        "address": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
        "chain_id": 1,
        "decimals": 6,
        "id": "1:0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
        "name": "USD Coin",
        "price_usd": 1,
        "symbol": "USDC"
      }
    },
    "payment_rail": "CRYPTO",
    "recipient": "0x1234...abcd",
    "refund": {
      "address": "0x1234...abcd",
      "reason": "execution failed: provider error",
      "tx_hash": "0x9abc...ijkl"
    },
    "source_tx_hash": "0x1234...abcd",
    "steps": [
      {
        "deposit_address": "5xVt9ovu6g6E4gvz9K9eV4kxY7yQZ8h3kZ2vY8xZ5xVt",
        "kind": "deposit",
        "rail": "CRYPTO"
      }
    ]
  },
  "settings": {
    "card_payments": true,
    "hide_footer": true
  },
  "status": "PENDING",
  "updated_at": "2023-01-01T00:00:00Z"
}

{
  "code": 400,
  "error": "Bad Request",
  "message": "Invalid request parameters"
}

{
  "code": 400,
  "error": "Bad Request",
  "message": "Invalid request parameters"
}

{
  "code": 400,
  "error": "Bad Request",
  "message": "Invalid request parameters"
}

{
  "code": 400,
  "error": "Bad Request",
  "message": "Invalid request parameters"
}

{
  "code": 400,
  "error": "Bad Request",
  "message": "Invalid request parameters"
}