curl --request GET \
  --url https://api.fincle.com.br/transactions/{transactionId} \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.fincle.com.br/transactions/{transactionId}"

headers = {"Authorization": "Bearer <token>"}

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

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.fincle.com.br/transactions/{transactionId}', 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.fincle.com.br/transactions/{transactionId}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://api.fincle.com.br/transactions/{transactionId}"

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

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

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.fincle.com.br/transactions/{transactionId}")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.fincle.com.br/transactions/{transactionId}")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

{
  "success": true,
  "data": {
    "id": "cmddiqpxo09zf1yju2kqkhgga",
    "paymentMethod": "pix",
    "amount": 4990,
    "netAmount": 4840,
    "fees": 150,
    "reservedAmount": null,
    "reservedUntil": null,
    "externalId": "7fab0715-9a97-42ce-84e2-dc96dc347fb0",
    "status": "paid",
    "description": "Invoice no. 2026/001042",
    "createdAt": "2026-11-12T14:08:06.000Z",
    "updatedAt": "2026-11-12T14:10:17.000Z",
    "aprovedAt": "2026-11-12T14:10:17.000Z",
    "refuseReason": null,
    "acquirerCode": null,
    "contestResolution": null,
    "canSubmitContest": false,
    "customer": {
      "id": "cmddiq1a2000b1yju8xk2p9d1",
      "name": "Helena Martins Andrade",
      "phone": "11932104567",
      "documentType": "cpf",
      "document": "31845792041",
      "emails": [
        {
          "email": "helena.andrade@example.com"
        }
      ]
    },
    "TransactionItems": [],
    "Pix": {
      "key": null,
      "endToEndId": "E18236120202611121410s12e9976c00",
      "payerInfo": null
    }
  }
}

{
  "success": false,
  "message": "Não autorizado"
}

{
  "success": false,
  "message": "Acesso negado"
}