using Gr4vy;
using Gr4vy.Models.Components;

var sdk = new Gr4vySDK(
    id: "mattilda",
    server: SDKConfig.Server.Sandbox,
    bearerAuthSource: Auth.WithToken(privateKey),
    merchantAccountId: "default"
);

var res = await sdk.DigitalWallets.Sessions.GooglePayAsync(googlePaySessionRequest: new GooglePaySessionRequest() {
    OriginDomain = "example.com",
});

// handle response

{
  "gateway_merchant_id": "<string>",
  "token": "<string>"
}