无法在C#中验证PyOpenSSL签名

using System;
using System.Security.Cryptography;
using System.Security.Cryptography.X509Certificates;

public class SignatureVerifier
{
    public static bool VerifySignature(byte[] data, byte[] signature, X509Certificate2 certificate)
    {
        using (RSACryptoServiceProvider rsa = (RSACryptoServiceProvider)certificate.PublicKey.Key)
        {
            rsa.PersistKeyInCsp = false;
            return rsa.VerifyData(data, signature, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
        }
    }
}

public class Program
{
    public static void Main()
    {
        byte[] data = // 要验证的数据
        byte[] signature = // 签名数据
        X509Certificate2 certificate = // 证书

        bool isValid = SignatureVerifier.VerifySignature(data, signature, certificate);
        Console.WriteLine("Signature is valid: " + isValid);
    }
}