curl --request POST \
  --url 'https://{{baseUrl}}/amlyze-ws-rest/batch-accounts' \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "accounts": [
    {
      "communicationNumber": "1b1e1c23-f62f-4338-90b9-8d54993dd2cd",
      "requester": "SYSTEMX",
      "businessUnit": "sandbox",
      "businessEntityExtId": "ORG_IMPORT_B1_TEST",
      "accountExtId": "accountExtId3",
      "accountNumber": "LI9208800274335945522",
      "accountStatus": "ACTIVE",
      "currencyCode": "EUR",
      "openingDate": "2023-09-05T08:07:34.605Z",
      "bic": "AMLYZEXX22",
      "isOtherFinInstAccount": true
    },
    {
      "communicationNumber": "1b1e1c23-f62f-4338-90b9-8d54993dd2cd",
      "requester": "SYSTEMX",
      "businessUnit": "sandbox",
      "businessEntityExtId": "ORG_C1_TEST",
      "accountExtId": "accountExtId4",
      "accountNumber": "LI9208800274335945523",
      "accountStatus": "ACTIVE",
      "currencyCode": "EUR",
      "openingDate": "2023-09-05T08:07:34.605Z",
      "bic": "SANDLT00XXX"
    }
  ]
}
'

import requests

url = "https://{{baseUrl}}/amlyze-ws-rest/batch-accounts"

payload = { "accounts": [
        {
            "communicationNumber": "1b1e1c23-f62f-4338-90b9-8d54993dd2cd",
            "requester": "SYSTEMX",
            "businessUnit": "sandbox",
            "businessEntityExtId": "ORG_IMPORT_B1_TEST",
            "accountExtId": "accountExtId3",
            "accountNumber": "LI9208800274335945522",
            "accountStatus": "ACTIVE",
            "currencyCode": "EUR",
            "openingDate": "2023-09-05T08:07:34.605Z",
            "bic": "AMLYZEXX22",
            "isOtherFinInstAccount": True
        },
        {
            "communicationNumber": "1b1e1c23-f62f-4338-90b9-8d54993dd2cd",
            "requester": "SYSTEMX",
            "businessUnit": "sandbox",
            "businessEntityExtId": "ORG_C1_TEST",
            "accountExtId": "accountExtId4",
            "accountNumber": "LI9208800274335945523",
            "accountStatus": "ACTIVE",
            "currencyCode": "EUR",
            "openingDate": "2023-09-05T08:07:34.605Z",
            "bic": "SANDLT00XXX"
        }
    ] }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    accounts: [
      {
        communicationNumber: '1b1e1c23-f62f-4338-90b9-8d54993dd2cd',
        requester: 'SYSTEMX',
        businessUnit: 'sandbox',
        businessEntityExtId: 'ORG_IMPORT_B1_TEST',
        accountExtId: 'accountExtId3',
        accountNumber: 'LI9208800274335945522',
        accountStatus: 'ACTIVE',
        currencyCode: 'EUR',
        openingDate: '2023-09-05T08:07:34.605Z',
        bic: 'AMLYZEXX22',
        isOtherFinInstAccount: true
      },
      {
        communicationNumber: '1b1e1c23-f62f-4338-90b9-8d54993dd2cd',
        requester: 'SYSTEMX',
        businessUnit: 'sandbox',
        businessEntityExtId: 'ORG_C1_TEST',
        accountExtId: 'accountExtId4',
        accountNumber: 'LI9208800274335945523',
        accountStatus: 'ACTIVE',
        currencyCode: 'EUR',
        openingDate: '2023-09-05T08:07:34.605Z',
        bic: 'SANDLT00XXX'
      }
    ]
  })
};

fetch('https://{{baseUrl}}/amlyze-ws-rest/batch-accounts', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));