TBankNet.B2BQr

dotnet add package TBankNet.B2BQr

using TBankNet.B2BQr;

using var httpClient = new HttpClient();
var client = new TBankB2BQrClient(httpClient, new TBankB2BQrClientOptions
{
    ApiToken = "YOUR_API_TOKEN",
    Environment = TBankB2BQrEnvironment.Sandbox,
});

var link = await client.CreateOneTimeAsync(new TBankB2BQrOneTimeRequest
{
    AccountNumber = "40802810000000144655",
    Sum = 12345.67m,
    Purpose = "Оплата услуг по договору",
    Ttl = 30,
    Vat = TBankB2BQrVat.Vat22,
});

Console.WriteLine(link.PaymentUrl);