curl --request POST \
  --url https://sandbox.api.fin.com/v2/transactions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "quote_id": "9ba7d6db-ac78-4a41-acae-f787ee6b1f24"
}
'

const url = 'https://sandbox.api.fin.com/v2/transactions';
const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({quote_id: '9ba7d6db-ac78-4a41-acae-f787ee6b1f24'})
};

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/v2/transactions")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"quote_id\": \"9ba7d6db-ac78-4a41-acae-f787ee6b1f24\"\n}")
  .asString();

import requests

url = "https://sandbox.api.fin.com/v2/transactions"

payload = { "quote_id": "9ba7d6db-ac78-4a41-acae-f787ee6b1f24" }
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/v2/transactions"

	payload := strings.NewReader("{\n  \"quote_id\": \"9ba7d6db-ac78-4a41-acae-f787ee6b1f24\"\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": {
    "transaction_id": "8c92e9dd-6456-4aee-a441-1861144f1d8b",
    "beneficiary_id": "6af8d598-36a5-477d-9320-d7c5ba309107",
    "created_at": "2026-04-29T09:56:14.906031567Z"
  }
}

{
  "message": "Authentication failed"
}

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