curl --request POST \
  --url https://api.zenskar.com/accounting_new/periods/close \
  --header 'Content-Type: application/json' \
  --header 'organisation: <api-key>' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "end_date": "2023-12-25",
  "period_name": "<string>"
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "organisation_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "period_start": "2023-12-25",
  "period_end": "2023-12-25",
  "status": "<string>",
  "closed_at": "2023-11-07T05:31:56Z",
  "closed_by_user_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "period_name": "<string>",
  "closed_by_user": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "first_name": "<string>",
    "last_name": "<string>",
    "email": "<string>",
    "role": "<string>",
    "phone": "<string>",
    "rbac_role_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "totp": true,
    "additional_permissions": [
      "<unknown>"
    ]
  }
}