curl --request POST \
  --url https://staging-api.getpartna.com/v4/convert \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --header 'x-api-user: <api-key>' \
  --data '{
  "accountName": "",
  "fromAmount": 0,
  "fromCurrency": "",
  "rateKey": "",
  "toAmount": 0,
  "toCurrency": "",
  "transactionReference": ""
}'

{
  "data": {
    "accountName": "convertcurrencyuser",
    "fromAmount": 2,
    "fromCurrency": "ETH",
    "rate": 2640,
    "toAmount": 5280,
    "toCurrency": "USD",
    "transactionReference": "bbcdef2234567890abcdef1234568880"
  },
  "message": "success"
}