public function loadAccountKeyPair()
{
try {
$publicKeyPem = $this->master->read('private/_account/public.pem');
$privateKeyPem = $this->master->read('private/_account/private.pem');
return new KeyPair($this->serializer->deserialize($publicKeyPem, PublicKey::class, PemEncoder::FORMAT), $this->serializer->deserialize($privateKeyPem, PrivateKey::class, PemEncoder::FORMAT));
} catch (\Exception $e) {
throw new AcmeCliException('Loading of account key pair failed', $e);
}
}