web3.eth.getChainId((err, chainid) => {
if (err != null) {
console.log('区块链ID:' + chainid + ' 错误信息:' + err)
return
}
web3.eth.getTransactionCount(_from, 'latest', (error, txCount) => {
if (!error) {
const customCommon = Common.forCustomChain(
'mainnet', {
name: 'HUI',
networkId: 8888,
chainId: 8888
},
'petersburg'
)
var rawTx = {
from: '0xeE3feFf2B426c118C7878be4ff16D11ba894E344',
nonce: web3.utils.toHex(txCount +=27),
gasPrice: web3.utils.toHex(40),
gasLimit: web3.utils.toHex(8000000),
to: '0x1C6De259D344b3bA51eAE7700f3EFf3aF4f01B42',
value: '0x0',
data: contractObj.methods.transfer(toAddress, sendNum).encodeABI(),
chainId: web3.utils.toHex(chainid)
}
console.log('nonce-->', rawTx.nonce);

        var tx = new Tx(rawTx, { common: customCommon });


        tx.sign(pv);
        const serializedTx = tx.serialize()
        console.log('data-->', serializedTx.toJSON())
        // console.log('==>', rawTx.serialize().toJSON().data.toString())

        // console.log('Senders Address: ' + tx.getSenderAddress().toString('hex'))

        web3.eth.sendSignedTransaction('0x' + serializedTx.toString('hex'), function (err, hash) {
            console.log('err-->', err);
            console.log('hash-->', hash);
        })
            .on('receipt', console.log);
    }

})

})