transaction_raw_send.go

package main

import (
	"context"
	"encoding/hex"
	"fmt"
	"log"
	"os"

	"github.com/ethereum/go-ethereum/core/types"
	"github.com/ethereum/go-ethereum/ethclient"
	"github.com/ethereum/go-ethereum/rlp"
)

func main() {
	client, err := ethclient.Dial(os.Getenv("RINKEBY_INFURA_URL"))
	if err != nil {
		log.Fatalf("ethclient connection error: %s", err.Error())
	}

	rawTx := "f86d8202b28477359400825208944592d8f8d7b001e72cb26a73e4fa1806a51ac79d880de0b6b3a7640000802ca05924bde7ef10aa88db9c66dd4f5fb16b46dff2319b9968be983118b57bb50562a001b24b31010004f13d9a26b320845257a6cfc2bf819a3d55e3fc86263c5f0772"

	rawTxBytes, err := hex.DecodeString(rawTx)
	if err != nil {
		log.Fatalf("try hex decode string error: %s", err.Error())
	}

	tx := new(types.Transaction)
	rlp.DecodeBytes(rawTxBytes, &tx)

	err = client.SendTransaction(context.Background(), tx)
	if err != nil {
		log.Fatalf("try send transaction error: %s", err.Error())
	}

	fmt.Println("Transaction Hash: ", tx.Hash().Hex())
}