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GET
/
transactions
/
reference
/
{reference}
Get transaction by reference
curl --request GET \
  --url http://localhost:5001/transactions/reference/{reference} \
  --header 'X-blnk-key: <api-key>'
import requests

url = "http://localhost:5001/transactions/reference/{reference}"

headers = {"X-blnk-key": "<api-key>"}

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

print(response.text)
const options = {method: 'GET', headers: {'X-blnk-key': '<api-key>'}};

fetch('http://localhost:5001/transactions/reference/{reference}', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));
<?php

$curl = curl_init();

curl_setopt_array($curl, [
CURLOPT_PORT => "5001",
CURLOPT_URL => "http://localhost:5001/transactions/reference/{reference}",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"X-blnk-key: <api-key>"
],
]);

$response = curl_exec($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 := "http://localhost:5001/transactions/reference/{reference}"

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

req.Header.Add("X-blnk-key", "<api-key>")

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

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

fmt.Println(string(body))

}
HttpResponse<String> response = Unirest.get("http://localhost:5001/transactions/reference/{reference}")
.header("X-blnk-key", "<api-key>")
.asString();
require 'uri'
require 'net/http'

url = URI("http://localhost:5001/transactions/reference/{reference}")

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

request = Net::HTTP::Get.new(url)
request["X-blnk-key"] = '<api-key>'

response = http.request(request)
puts response.read_body
Use blnk.transactions.get_by_reference to retrieve a transaction by reference.
1

Call the method

blnk.transactions.get_by_reference
response = blnk.transactions.get_by_reference(
  "ref_04551509-d7d3-4eab-a1fd-2eb12809b5a4",
)
FieldTypeDescription
referencestrUnique reference passed when the transaction was created.
2

Use the transaction details

Use the returned transaction ID when you need to refund, update inflight status, or inspect lineage.
3

Response

200 OK
{
  "precise_amount": 300,
  "amount": 3,
  "rate": 0,
  "precision": 100,
  "transaction_id": "txn_93c3f6dc-9c2c-46b0-89c5-1814cef4d0e4",
  "parent_transaction": "",
  "source": "bln_845bbf20-cc0c-41d2-810b-24f104f1cb8b",
  "destination": "bln_e92a1ba7-92c7-427c-8c8f-bfdca55c875d",
  "reference": "ref_04551509-d7d3-4eab-a1fd-2eb12809b5a4",
  "currency": "BTC",
  "description": "test",
  "status": "APPLIED",
  "hash": "0b9c25fb5b00d6c71cb4ca87026bf6dc316e63353d3330deb588bd0b3d74dcc0",
  "allow_overdraft": false,
  "inflight": false,
  "created_at": "2025-02-08T13:36:42.748594Z",
  "meta_data": {
    "customer_id": "12345",
    "payment_method": "card"
  }
}
FieldTypeDescription
transaction_idstrUnique ID for the transaction.
referencestrReference you queried.
statusstrCurrent status of the transaction.

How transactions work

Money movement, statuses, and the transaction lifecycle.

Get transaction by reference

HTTP request and response schema.

Need help?

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