curl --request GET \
  --url https://api.walletsuite.io/api/swaps/tokens \
  --header 'x-api-key: <api-key>'

{
  "ok": true,
  "code": "<string>",
  "message": "<string>",
  "data": [
    {
      "chain": "ethereum",
      "token": "native",
      "symbol": "ETH",
      "decimals": 18
    }
  ]
}