const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    legalName: '<string>',
    displayName: '<string>',
    jurisdiction: '<string>',
    defaultCurrency: '<string>',
    taxId: '<string>',
    taxWithholdingRate: '<string>',
    ledgerAccountCode: '<string>',
    tags: ['<string>'],
    active: true
  })
};

fetch('https://sandbox.api.enfinitos.com/v1/counterparties', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "ok": true,
  "data": {
    "counterparty": {
      "id": "<string>",
      "orgId": "<string>",
      "legalName": "<string>",
      "displayName": "<string>",
      "jurisdiction": "<string>",
      "taxId": "<string>",
      "defaultCurrency": "<string>",
      "taxWithholdingRate": "<string>",
      "ledgerAccountCode": "<string>",
      "tags": [
        "<string>"
      ],
      "active": true,
      "createdAt": "2023-11-07T05:31:56Z",
      "updatedAt": "2023-11-07T05:31:56Z"
    }
  },
  "contractVersion": "<string>"
}