curl --request POST \
  --url https://api.contazen.ro/v1/accounting/balance-sheets/sync \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "year": 2015,
  "backfill": true,
  "from_year": 2015,
  "to_year": 123
}
'

{
  "success": true,
  "data": {
    "object": "balance_sheet",
    "id": "<string>",
    "subject_cui": "<string>",
    "an": 2024,
    "denumire": "<string>",
    "caen": 123,
    "caen_name": "<string>",
    "cifra_afaceri": 781376,
    "venituri_total": 123,
    "cheltuieli_total": 123,
    "profit_brut": 123,
    "pierdere_bruta": 123,
    "profit_net": 212401,
    "pierdere_neta": 123,
    "capitaluri_proprii": 123,
    "datorii_total": 123,
    "active_imobilizate": 123,
    "active_circulante": 123,
    "active_total": 123,
    "nr_salariati": 1,
    "synced_at": "2023-11-07T05:31:56Z"
  },
  "meta": {
    "version": "v1",
    "request_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "response_time": "23.45ms"
  }
}