The ethereum public key is same as address in coming.

Encode erc20 transfer data.

The ethereum public key is same as address in coming.

获取链ID.

通过 rpcUrl, 获取 eth 的连接对象.

It will check based on eip55 rules.

NewCallMsg creates an empty contract call parameter list.

Deprecated: CoinUtil is deprecated.

Warning: initial unavailable, You must create based on Chain.Erc20Token().

Warning: initial unavailable, You must create based on Chain.MainToken().

将MethodOpts 进行转化，由于端的限制，只能传入string字符.

私钥转地址.

以太坊的 hash 专门在数据前面加上了一段话.

默认gas limit估算失败后，21000 * 3 = 63000.

默认gas limit估算失败后，21000 * 3 = 63000.

当前网络 standard gas price.

ERC20 交易method.

合约 ABI json文件，查询ERC20 相关代币信息需要使用 ABI 文件.

CallMsg contains parameters for contract calls.

Deprecated: CoinUtil is deprecated.

支持 对象 和 json 字符串 相互转换.