using Gr4vy;
using Gr4vy.Models.Components;
using Gr4vy.Models.Requests;

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

ListBuyersRequest req = new ListBuyersRequest() {};

ListBuyersResponse? res = await sdk.Buyers.ListAsync(req);

while(res != null)
{
    // handle items

    res = await res.Next!();
}

{
  "items": [
    {
      "type": "buyer",
      "id": "fe26475d-ec3e-4884-9553-f7356683f7f9",
      "merchant_account_id": "default",
      "display_name": "John Doe",
      "external_identifier": "buyer-12345",
      "billing_details": {
        "first_name": "John",
        "last_name": "Doe",
        "email_address": "john@example.com",
        "phone_number": "+1234567890",
        "address": {
          "city": "San Jose",
          "country": "US",
          "postal_code": "94560",
          "state": "California",
          "state_code": "US-CA",
          "house_number_or_name": "10",
          "line1": "Stafford Appartments",
          "line2": "29th Street",
          "organization": "Gr4vy"
        },
        "tax_id": {
          "value": "12345678931",
          "kind": "us.ein"
        }
      },
      "account_number": "<string>",
      "created_at": "2013-07-16T19:23:00.000+00:00",
      "updated_at": "2013-07-16T19:23:00.000+00:00"
    }
  ],
  "limit": 20,
  "next_cursor": "ZXhhbXBsZTE",
  "previous_cursor": "Xkjss7asS"
}