curl --request PATCH \
  --url 'https://api.moonpay.com/v1/virtual-accounts/onramp/{id}?apiKey=' \
  --header 'Content-Type: application/json' \
  --data '
{
  "destinationCurrencyCode": "<string>"
}
'

{
  "createdAt": "<string>",
  "customerId": "<string>",
  "destination": {},
  "destinationCurrency": {},
  "id": "<string>",
  "organizationId": "<string>",
  "sourceCurrency": {},
  "updatedAt": "<string>",
  "destinations": [
    "<unknown>"
  ],
  "externalCustomerId": "<string>",
  "source": "<unknown>",
  "sources": [
    "<unknown>"
  ]
}