curl --request GET \
  --url https://api-prod.blaaiz.com/api/external/compliance/kyc/sessions/{sessionId}/documents/{documentId} \
  --header 'x-blaaiz-api-key: <api-key>'

import requests

url = "https://api-prod.blaaiz.com/api/external/compliance/kyc/sessions/{sessionId}/documents/{documentId}"

headers = {"x-blaaiz-api-key": "<api-key>"}

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

print(response.text)

const options = {method: 'GET', headers: {'x-blaaiz-api-key': '<api-key>'}};

fetch('https://api-prod.blaaiz.com/api/external/compliance/kyc/sessions/{sessionId}/documents/{documentId}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

require 'uri'
require 'net/http'

url = URI("https://api-prod.blaaiz.com/api/external/compliance/kyc/sessions/{sessionId}/documents/{documentId}")

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

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

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

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api-prod.blaaiz.com/api/external/compliance/kyc/sessions/{sessionId}/documents/{documentId}",
  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-blaaiz-api-key: <api-key>"
  ],
]);

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

curl_close($curl);

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

{
  "message": "Session document retrieved successfully.",
  "data": {
    "url": "https://blaaiz-compliance-prod-storage.s3.eu-west-1.amazonaws.com/merchant-kyc/9d4c4ec5/9f2c7b41/passport-front.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Expires=900&X-Amz-Signature=EXAMPLE",
    "content_type": "image/jpeg",
    "expires_at": "2026-09-23T10:15:00.000Z"
  }
}

{
  "message": "Invalid or missing access token"
}

{
  "message": "The MERCHANT_KYC feature is not enabled for this business."
}

{
  "message": "Verification session not found."
}

{
  "message": "This session has not been approved or rejected yet."
}

{
  "message": "This document is no longer available; it was removed under the storage lifecycle policy."
}

{
  "message": "Too many requests. Try again later."
}

{
  "message": "Something went wrong. Quote the request_id in a support ticket."
}