curl --request POST \
  --url https://api.metronome.com/v1/listConfiguredBillingProviders \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "next_page": "af26878a-de62-4a0d-9b77-3936f7c2b6d6"
}'

{
  "data": [
    {
      "billing_provider": "stripe",
      "delivery_method_id": "4422e46f-b374-4159-97e3-300208cdb2e2",
      "delivery_method": "direct_to_billing_provider",
      "delivery_method_configuration": {
        "stripe_account_id": "acct_1P6FywIkTQSg6Mm3",
        "leave_invoices_in_draft": false,
        "skip_zero_dollar_invoices": false,
        "export_invoice_sub_line_items": false,
        "include_zero_quantity_sub_line_items": true,
        "stripe_invoice_quantity_always_string": false,
        "set_effective_at_date_to_inclusive_period_end": false
      }
    },
    {
      "billing_provider": "aws_marketplace",
      "delivery_method_id": "5b9e3072-415b-4842-94f0-0b6700c8b6be",
      "delivery_method": "direct_to_billing_provider",
      "delivery_method_configuration": {
        "aws_external_id": "47b4f6b7-e297-42e8-b175-331d933b402c",
        "aws_iam_role_arn": "arn:aws:iam::123456789012:role/MetronomeRole",
        "aws_region": "us-east-1"
      }
    }
  ],
  "next_page": null
}