send_tx.go

package main

import (
	"context"
	"fmt"
	"github.com/ethereum/go-ethereum/accounts/abi/bind"
	"github.com/ethereum/go-ethereum/accounts/keystore"
	"github.com/ethereum/go-ethereum/common"
	"github.com/ethereum/go-ethereum/common/hexutil"
	"github.com/ethereum/go-ethereum/core/types"
	"github.com/ethereum/go-ethereum/ethclient"
	"golang.org/x/term"
	"math/big"
	"os"
	"strings"
	"syscall"
)

func main() {
	client1, err := ethclient.Dial("wss://rpc.blaze.soniclabs.com")
	if err != nil {
		panic(err)
	}
	defer client1.Close()

	keystoreData, err := os.ReadFile("./relay.json")
	if err != nil {
		panic(err)
	}
	var passphrase []byte
	fmt.Printf("Keystore passphrase: ")
	passphrase, err = term.ReadPassword(syscall.Stdin)
	fmt.Printf("\n")
	if err != nil {
		panic(err)
	}
	key, err := keystore.DecryptKey(keystoreData, strings.TrimSpace(string(passphrase)))
	if err != nil {
		panic(err)
	}

	contractAddr := common.HexToAddress("0x2ee3dc3c0B4E055984D5a42849d329340A43672E")
	nonce, err := client1.PendingNonceAt(context.Background(), key.Address)
	if err != nil {
		panic(err)
	}

	baseTx := &types.DynamicFeeTx{
		To:        &contractAddr,
		Nonce:     nonce,
		GasFeeCap: big.NewInt(1050e6),
		GasTipCap: big.NewInt(1),
		Gas:       45000,
		Value:     big.NewInt(0),
		Data:      hexutil.MustDecode("0x6057361d0000000000000000000000000000000000000000000000000000000000000005"),
	}

	rawTx := types.NewTx(baseTx)
	auth, err := bind.NewKeyedTransactorWithChainID(key.PrivateKey, big.NewInt(57054))
	if err != nil {
		panic(err)
	}

	tx, err := auth.Signer(key.Address, rawTx)
	if err != nil {
		panic(err)
	}

	err = client1.SendTransaction(context.Background(), tx)
	if err != nil {
		panic(err)
	}
	fmt.Printf("Transaction sent: %s (nonce %d)\n", tx.Hash().Hex(), nonce)
}