Updates RSVP.
Each time the RSVP is updated, revision increments by 1. The existing revision must be specified when updating the RSVP. This ensures you're working with the latest RSVP and prevents unintended overwrites.
This method may require higher-level permissions than the caller has, based on their identity and roles and permissions. In these cases, you can ensure the method is called with the required level of authorization by using one of the following:
ID of the RSVP.
There are 4 errors with this status code.
There are 4 errors with this status code.
This method may also return standard errors. Learn more about standard Wix errors.