最近我的eth 执行erc20 token授权转账 提交广播后，变成一直处于pending状态。查看交易hash。页面提示 This txn hash was found in our secondary node and should be picked up by our indexer in a short while。
以下是我在 ***goerli*** 测试网的交易截图。
...
... virtual {
_transfer(from, to, tokenId);
require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
}
````
先执行了_transfer函数后执行_checkOnERC721Received函数，而后者是为了检测to这个参数是否...