curl --request POST \
  --url https://api.anysite.io/api/jpx/equities/margin-trading \
  --header 'Content-Type: application/json' \
  --header 'access-token: <api-key>' \
  --data '
{
  "count": 2,
  "timeout": 300
}
'

[
  {
    "code": "<string>",
    "name": "<string>",
    "@type": "@jpx_margin_trading_entry",
    "section": "<string>",
    "loan_type": "<string>",
    "isin": "<string>",
    "outstanding_sell": 123,
    "outstanding_sell_change": 123,
    "outstanding_buy": 123,
    "outstanding_buy_change": 123,
    "sale_purchase_ratio": 123,
    "date": "<string>"
  }
]