curl --request GET \
  --url https://openplatform.gateapi.io/merchant/open/institution/v1/accounts/query \
  --header 'X-GatePay-Certificate-ClientId: <x-gatepay-certificate-clientid>' \
  --header 'X-GatePay-Nonce: <x-gatepay-nonce>' \
  --header 'X-GatePay-Signature: <x-gatepay-signature>' \
  --header 'X-GatePay-Timestamp: <x-gatepay-timestamp>'

{
  "status": "SUCCESS",
  "code": "000000",
  "errorMessage": "",
  "data": {
    "request_id": "35778162074976257",
    "account_id": "2124538349",
    "customer_id": "1234",
    "display_name": "new name",
    "status": "ACTIVE",
    "created": 1763469689743,
    "updated": 1764141615061,
    "account_holder": {
      "entity_country": "AF",
      "entity_type": "BUSINESS",
      "entity_name": null,
      "entity_id_type": "BUSINESS_LICENSE",
      "entity_id_number": "abcd1234",
      "entity_id_expiry": {
        "valid_from": 1763538010509,
        "valid_to": null
      },
      "dob": null,
      "business_registration": null,
      "address": null,
      "merchant_category": "GENERAL_RETAIL",
      "website": null,
      "user_agreement": true
    },
    "metadata": null
  }
}