curl --request GET \
  --url https://api.copper.co/platform/portfolios/{portfolioId}

{
  "createdAt": "<string>",
  "createdBy": "<string>",
  "isActive": true,
  "portfolioId": "<string>",
  "portfolioName": "<string>",
  "portfolioType": "custody",
  "extra": {
    "baseCurrency": "<string>",
    "clearLoopDelegationsBlocked": true,
    "clearLoopPortfolioId": "<string>",
    "clearLoopUnDelegationsBlocked": true,
    "clientAccountId": "<string>",
    "customerId": "<string>",
    "exchange": "<string>",
    "externalAccountId": "<string>",
    "parentPortfolioId": "<string>",
    "quoteCurrency": "<string>",
    "showWalletBalance": "real",
    "usdWithdrawalLimit": "<string>"
  },
  "organizationId": "<string>",
  "portfolioDescription": "<string>",
  "updatedAt": "<string>",
  "updatedBy": "<string>"
}