Create journal

curl --request POST \
  --url https://api.chift.eu/consumers/{consumer_id}/accounting/journal \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "code": "<string>",
  "name": "<string>",
  "journal_type": "customer_invoice",
  "counterpart_account": "<string>"
}'

{
  "id": "<string>",
  "code": "<string>",
  "name": "<string>",
  "journal_type": "customer_invoice",
  "counterpart_account": "<string>",
  "next_document_numbers": [
    {
      "bookyear_name": "<string>",
      "next_document_number": "<string>",
      "start_date": "2023-12-25",
      "end_date": "2023-12-25"
    }
  ],
  "iban": "<string>",
  "currency": "<string>"
}