Get Wallet by ID

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

{
  "available": "<string>",
  "balance": "<string>",
  "createdAt": "<string>",
  "currency": "<string>",
  "extra": {
    "externalAccountId": "<string>"
  },
  "locked": "<string>",
  "mainCurrency": "<string>",
  "organizationId": "<string>",
  "portfolioId": "<string>",
  "portfolioType": "custody",
  "reserve": "<string>",
  "stakeBalance": "<string>",
  "totalBalance": "<string>",
  "updatedAt": "<string>",
  "walletId": "<string>"
}