Imports github.com/zcoinofficial/xzcd/chaincfg/chainhash github.com/zcoinofficial/xzcutil github.com/zcoinofficial/xzcutil/base58 github.com/zcoinofficial/xzcd/btcec github.com/zcoinofficial/xzcd/chaincfg Standard library imports math/big bytes crypto/hmac crypto/rand crypto/sha512 encoding/binary errors fmt