curl --request GET \
  --url https://api.transactcampus.com/idx/institution-management/credentials/v1/cardholders/{cardholderId}/credentials \
  --header 'Ocp-Apim-Subscription-Key: <api-key>'

import requests

url = "https://api.transactcampus.com/idx/institution-management/credentials/v1/cardholders/{cardholderId}/credentials"

headers = {"Ocp-Apim-Subscription-Key": "<api-key>"}

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

print(response.text)

const options = {method: 'GET', headers: {'Ocp-Apim-Subscription-Key': '<api-key>'}};

fetch('https://api.transactcampus.com/idx/institution-management/credentials/v1/cardholders/{cardholderId}/credentials', 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.transactcampus.com/idx/institution-management/credentials/v1/cardholders/{cardholderId}/credentials",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Ocp-Apim-Subscription-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 := "https://api.transactcampus.com/idx/institution-management/credentials/v1/cardholders/{cardholderId}/credentials"

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

	req.Header.Add("Ocp-Apim-Subscription-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("https://api.transactcampus.com/idx/institution-management/credentials/v1/cardholders/{cardholderId}/credentials")
  .header("Ocp-Apim-Subscription-Key", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.transactcampus.com/idx/institution-management/credentials/v1/cardholders/{cardholderId}/credentials")

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

request = Net::HTTP::Get.new(url)
request["Ocp-Apim-Subscription-Key"] = '<api-key>'

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

{
  "credentials": [
    {
      "id": "8d8ad9ef-f713-4790-b2d8-dbd04953eb07",
      "cardholderId": "cfc6d447-a7bc-4ddf-87b7-8b5fcebdb440",
      "activationDateTime": "2025-08-24T14:15:22Z",
      "expirationDateTime": "2026-08-24T14:15:22Z",
      "cardholderLostFlag": false,
      "institutionActiveState": true,
      "overallStatusCode": "ACTIVE",
      "credentialType": {
        "id": "15c1ac7f-2b04-478c-b3c5-97e4f454067d",
        "issuerType": "MOBILE",
        "name": "iPhone"
      },
      "mobileCredential": {
        "id": "38981fb8-e33a-4f32-8b86-350751f82097",
        "mobileCredentialDevice": {
          "wallet": "APPLE",
          "platform": "IOS",
          "type": "PHONE"
        }
      },
      "credentialValues": [
        {
          "id": "0a503db2-aea3-4dfb-accf-e7cd71538214",
          "credentialValueType": {
            "id": "1f2f614f-26b3-47e5-819f-0f5e508d261c",
            "name": "Mobile IIN"
          },
          "value": "4111111111111111",
          "displayValue": "1111",
          "issuedDateTime": "2025-08-24T14:15:22Z"
        }
      ]
    },
    {
      "id": "69945145-107e-4556-a6f8-c02d33847749",
      "cardholderId": "cfc6d447-a7bc-4ddf-87b7-8b5fcebdb440",
      "activationDateTime": "2025-08-24T14:15:22Z",
      "expirationDateTime": "2026-08-24T14:15:22Z",
      "cardholderLostFlag": true,
      "institutionActiveState": true,
      "overallStatusCode": "LOST",
      "credentialType": {
        "id": "fedfbc9a-96a7-4eb5-b190-5c299c0c3779",
        "issuerType": "PHYSICAL",
        "name": "Student Card"
      },
      "credentialValues": [
        {
          "id": "dfa5497d-e56e-4957-9acc-c4862e7753e8",
          "credentialValueType": {
            "id": "614b9590-c204-4279-8e2e-aa1162a6527d",
            "name": "NFC Custom"
          },
          "value": "6df5002706b87c78",
          "displayValue": "7c78",
          "issueNumber": "001",
          "issuedDateTime": "2025-08-24T14:15:22Z"
        }
      ]
    }
  ]
}

{
  "errors": [
    {
      "errorCode": "<string>",
      "errorMessage": "<string>",
      "source": {
        "pathParameter": "<string>",
        "queryParameter": "<string>",
        "header": "<string>",
        "field": "<string>",
        "dependentResource": "<string>"
      },
      "moreInfo": "<string>"
    }
  ]
}

{
  "errors": [
    {
      "errorCode": "<string>",
      "errorMessage": "<string>",
      "source": {
        "pathParameter": "<string>",
        "queryParameter": "<string>",
        "header": "<string>",
        "field": "<string>",
        "dependentResource": "<string>"
      },
      "moreInfo": "<string>"
    }
  ]
}

{
  "errors": [
    {
      "errorCode": "<string>",
      "errorMessage": "<string>",
      "source": {
        "pathParameter": "<string>",
        "queryParameter": "<string>",
        "header": "<string>",
        "field": "<string>",
        "dependentResource": "<string>"
      },
      "moreInfo": "<string>"
    }
  ]
}

{
  "errors": [
    {
      "errorCode": "<string>",
      "errorMessage": "<string>",
      "source": {
        "pathParameter": "<string>",
        "queryParameter": "<string>",
        "header": "<string>",
        "field": "<string>",
        "dependentResource": "<string>"
      },
      "moreInfo": "<string>"
    }
  ]
}

{
  "errors": [
    {
      "errorCode": "<string>",
      "errorMessage": "<string>",
      "source": {
        "pathParameter": "<string>",
        "queryParameter": "<string>",
        "header": "<string>",
        "field": "<string>",
        "dependentResource": "<string>"
      },
      "moreInfo": "<string>"
    }
  ]
}

This response has no body data.