\n"); exit(1); } try { $credentials = Credentials::fromWalletFile($argv[1], $argv[2]); echo "Contractless wallet loaded and verified.\n"; echo 'Public key bytes: ' . strlen($credentials->publicKey) . "\n"; echo 'Private key bytes: ' . strlen($credentials->privateKey) . "\n"; } catch (Throwable $error) { fwrite(STDERR, 'Wallet verification failed: ' . $error->getMessage() . "\n"); exit(1); }