# Events

Supported public webhook events.

 - [POST transaction.created](https://docs.rho.co/api/v1/openapi-webhooks/events/transaction.created.md): Sent when a transaction is created.
 - [POST transaction.updated](https://docs.rho.co/api/v1/openapi-webhooks/events/transaction.updated.md): Sent when a transaction is revised after its creation. The payload contains the supported current transaction summary. The revision may concern a field that is not included in this summary.
 - [POST grant.revoked](https://docs.rho.co/api/v1/openapi-webhooks/events/grant.revoked.md): Sent when a Linked App's OAuth grant is revoked by a customer or Rho administrator. The application can no longer access the business through this grant.