Imports github.com/btcsuite/btcutil/base58 github.com/ethereum/go-ethereum/common github.com/ethereum/go-ethereum/common/hexutil github.com/ethereum/go-ethereum/crypto golang.org/x/crypto/ripemd160 Standard library imports bytes compress/gzip crypto/ecdsa crypto/elliptic crypto/md5 crypto/sha256 encoding/hex errors fmt math/big os strings