code: func ToECDSAUnsafe(d []byte) *ecdsa.PrivateKey {
  	priv, _ := toECDSA(d, false)
  	return priv
  }
docs: // ToECDSAUnsafe blindly converts a binary blob to a private key. It should almost
  // never be used unless you are sure the input is valid and want to avoid hitting
  // errors due to bad origin encoding (0 prefixes cut off).