curl --request POST \
  --url https://sandbox.api.fin.com/v1/transactions/transfer-payout \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "beneficiary_id": "d6ae4ea6-0482-47ab-a895-02e50ea6358b",
  "reference_id": "REF-12345-ABC",
  "amount": 10000,
  "remarks": "Monthly payment for services",
  "attachments": [
    {
      "remark": "Invoice PDF DOC",
      "uri": "/XUOdWacK_Invoice.pdf"
    }
  ]
}
'

const url = 'https://sandbox.api.fin.com/v1/transactions/transfer-payout';
const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    beneficiary_id: 'd6ae4ea6-0482-47ab-a895-02e50ea6358b',
    reference_id: 'REF-12345-ABC',
    amount: 10000,
    remarks: 'Monthly payment for services',
    attachments: [{remark: 'Invoice PDF DOC', uri: '/XUOdWacK_Invoice.pdf'}]
  })
};

fetch(url, options)
  .then(res => res.json())
  .then(json => console.log(json))
  .catch(err => console.error(err));

HttpResponse<String> response = Unirest.post("https://sandbox.api.fin.com/v1/transactions/transfer-payout")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"beneficiary_id\": \"d6ae4ea6-0482-47ab-a895-02e50ea6358b\",\n  \"reference_id\": \"REF-12345-ABC\",\n  \"amount\": 10000,\n  \"remarks\": \"Monthly payment for services\",\n  \"attachments\": [\n    {\n      \"remark\": \"Invoice PDF DOC\",\n      \"uri\": \"/XUOdWacK_Invoice.pdf\"\n    }\n  ]\n}")
  .asString();

import requests

url = "https://sandbox.api.fin.com/v1/transactions/transfer-payout"

payload = {
    "beneficiary_id": "d6ae4ea6-0482-47ab-a895-02e50ea6358b",
    "reference_id": "REF-12345-ABC",
    "amount": 10000,
    "remarks": "Monthly payment for services",
    "attachments": [
        {
            "remark": "Invoice PDF DOC",
            "uri": "/XUOdWacK_Invoice.pdf"
        }
    ]
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

package main

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

func main() {

	url := "https://sandbox.api.fin.com/v1/transactions/transfer-payout"

	payload := strings.NewReader("{\n  \"beneficiary_id\": \"d6ae4ea6-0482-47ab-a895-02e50ea6358b\",\n  \"reference_id\": \"REF-12345-ABC\",\n  \"amount\": 10000,\n  \"remarks\": \"Monthly payment for services\",\n  \"attachments\": [\n    {\n      \"remark\": \"Invoice PDF DOC\",\n      \"uri\": \"/XUOdWacK_Invoice.pdf\"\n    }\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))

}

{
  "data": {
    "transfer_id": "c78dee10-7c46-4ad5-8ac8-070e39d87ff1",
    "reference_id": "REF-12345-ABC",
    "deposit_instruction": {
      "liquidation_address": "0x203061afd3f3dd5f5756cec992d1d247f7668384",
      "currency": "USDC",
      "rail": "POLYGON"
    },
    "quotation": {
      "currency": "EUR",
      "to_amount": 108,
      "developer_fee": 67
    },
    "created_at": "2026-01-01T07:35:53Z",
    "expire_at": "2026-01-01T07:45:53Z"
  }
}

{
  "message": "Authentication failed"
}

{
  "message": "<string>",
  "errors": [
    {}
  ]
}