curl --request GET \
  --url https://api.services.payward.com/v1/earn/auto/assets \
  --header 'api-key: <api-key>' \
  --header 'api-nonce: <api-key>' \
  --header 'api-otp: <api-key>' \
  --header 'api-sign: <api-key>'

{
  "data": [
    {
      "symbol": "ETH",
      "type": "crypto",
      "name": "Ethereum",
      "yield_source": "staking",
      "apy": "3.41",
      "user_cap": "1000"
    },
    {
      "symbol": "DOT",
      "type": "crypto",
      "name": "Polkadot",
      "yield_source": "staking",
      "apy": "12.50"
    }
  ]
}