public async Task Add(Guid viud, BigInteger cvki, AesKey cvkiAuth, C25519Key cvkPub, Guid keyId, byte[] signature)
{
var payload = JsonSerializer.Serialize(new[] {
cvkPub.ToByteArray(),
cvki.ToByteArray(true, true),
cvkiAuth.ToByteArray(),
signature,
});
var body = new StringContent(payload, Encoding.UTF8, "application/json");
var response = await _client.PutAsync($"api/cvk/{viud}/{keyId}", body);
if (response.StatusCode != HttpStatusCode.OK)
{
throw new HttpRequestException(response.ToString());
}
}
