// 向转账交易信息中追加 备注信息
await tronWeb.transactionBuilder.addUpdateData(res.transaction, "备注信息", 'utf8');
// 对已经添加备注的交易信息进行签名
let sign = await tronWeb.trx.sign(res.transaction).catch(err2 => {
//签名失败
return false;
});
TRON realizes through TRON-WEB transfer and adding remarks
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Origin blog.csdn.net/m0_75007620/article/details/127740889
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