curl --request GET \
  --url https://api.business-os.de/v2/banking/payments/{id} \
  --header 'x-api-key: <api-key>'

{
  "data": {
    "id": "7364509182736450918",
    "provider_code": "musterbank_oauth_client_de",
    "provider_name": "Musterbank",
    "created_at": "2026-03-24T12:26:30Z",
    "updated_at": "2026-03-24T12:27:10Z",
    "refresh_interval": 3600,
    "refresh_timeout": 172800,
    "status": "settled",
    "raw_provider_status": "ACCC",
    "template_identifier": "SEPA",
    "payment_attributes": {
      "amount": "1.00",
      "debtor_iban": "DE89370400440532013000",
      "description": "Rechnung RE-2026-001",
      "creditor_iban": "DE27100777770209299700",
      "creditor_name": "Mustermann GmbH",
      "creditor_bic": "TRISDE55XXX",
      "currency_code": "EUR",
      "end_to_end_id": "RE-2026-001",
      "customer_ip_address": "203.0.113.42"
    },
    "last_attempt": {
      "id": "5091827364509182736",
      "custom_fields": {}
    }
  }
}