curl --request POST \
  --url https://test-api.pasca.co/api/v1/einvoice/irn/validate \
  --header 'API-KEY: <api-key>' \
  --header 'API-SECRET: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "irn": "TEST001-6244CC45-20250629",
  "business_id": "{{YOUR_BUSINESS_ID}}"
}
'

import requests

url = "https://test-api.pasca.co/api/v1/einvoice/irn/validate"

payload = {
    "irn": "TEST001-6244CC45-20250629",
    "business_id": "{{YOUR_BUSINESS_ID}}"
}
headers = {
    "API-KEY": "<api-key>",
    "API-SECRET": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'API-KEY': '<api-key>',
    'API-SECRET': '<api-key>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({irn: 'TEST001-6244CC45-20250629', business_id: '{{YOUR_BUSINESS_ID}}'})
};

fetch('https://test-api.pasca.co/api/v1/einvoice/irn/validate', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "code": 200,
  "data": {
    "ok": true
  }
}

{
  "code": 400,
  "data": null,
  "message": "error has occurred",
  "error": {
    "id": "fe9db3ab-8efa-4ddd-b7a5-47dc2a4e151a",
    "handler": "invoice_actions",
    "details": "irn validation failed for this business, refer to the template and try again",
    "public_message": "validation failed: we are unable to process your request. also confirm this is not a duplicate request"
  }
}

{
  "status": false,
  "code": 401,
  "message": "Unauthorized",
  "data": null,
  "error": {
    "details": "invalid or missing API credentials"
  }
}