create method Null safety
Create a new RsaKeyPair and save its public key in object storage.
Implementation
Future<KeysModel> create() async {
RsaKeyPair rsaKeyPair = await UtilsRsa.generateAsync();
Uint8List address = Digest("SHA3-256")
.process(base64.decode(rsaKeyPair.publicKey.encode()));
KeysModel keys = KeysModel(
address,
rsaKeyPair.privateKey,
);
_repository.save(keys);
return keys;
}