curl --request GET \
  --url https://lunchflow.com/api/v1/accounts/{accountId}/holdings \
  --header 'Authorization: Bearer <token>'

{
  "holdings": [
    {
      "security": {
        "name": "<string>",
        "currency": "<string>",
        "tickerSymbol": "<string>",
        "figi": "<string>",
        "cusp": "<string>",
        "isin": "<string>"
      },
      "quantity": 123,
      "price": 123,
      "value": 123,
      "costBasis": 123,
      "currency": "<string>",
      "raw": {}
    }
  ],
  "totalValue": 123,
  "currency": "<string>"
}