sign method
Implementation
void sign(String privateKey) {
if (keyIsValid(privateKey)) {
final aux = getRandomHexString();
sig = schnorr.sign(privateKey, id, aux);
}
}
void sign(String privateKey) {
if (keyIsValid(privateKey)) {
final aux = getRandomHexString();
sig = schnorr.sign(privateKey, id, aux);
}
}