curl --request POST \
     --url https://testnet-rpc.monad.xyz \
     --header 'accept: application/json' \
     --header 'content-type: application/json' \
     --data '
{
  "id": 0,
  "jsonrpc": "2.0",
  "method": "eth_maxPriorityFeePerGas",
  "params": []
}
'