curl --request GET \
  --url https://api.asksurf.ai/gateway/v1/onchain/gas-price

{
  "data": {
    "chain": "<string>",
    "gas_price": "<string>",
    "gas_price_gwei": 123
  },
  "meta": {
    "cached": true,
    "credits_used": 123
  },
  "$schema": "<string>"
}