curl --request GET \
  --url https://fcontext.com/api/aitaquote/quote/trading_days \
  --header 'x-api-key: <api-key>'

{
  "quote": {
    "tradingDays": [
      "2023-12-25"
    ],
    "halfTradingDays": [
      "2023-12-25"
    ]
  }
}