mnemonicToBinaryStr method
mnemonic to binary
Implementation
String mnemonicToBinaryStr(Mnemonic mnemonic, MnemonicWordsList wordsList) {
final mnemonicBinStr = mnemonic.toList().map((word) {
final wordIdx = wordsList.getWordIdx(word);
return BigintUtils.toBinary(
BigInt.from(wordIdx), Bip39MnemonicConst.wordBitLen);
}).join();
return mnemonicBinStr;
}