A single operation on a billing setup, which describes the cancellation of an existing billing setup.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v26/services/billing_setup_service.proto)

| Fields ||
|---|---|
| ## `operation` Union field. Only one of these operations can be set. "Update" operations are not supported. `operation` can be only one of the following: ||
| ### `create` | `https://developers.google.com/google-ads/api/reference/rpc/v26/BillingSetup` Creates a billing setup. No resource name is expected for the new billing setup. |
| ### `remove` | `string` Resource name of the billing setup to remove. A setup cannot be removed unless it is in a pending state or its scheduled start time is in the future. The resource name looks like `customers/{customer_id}/billingSetups/{billing_id}`. |