REST Query with optional parameters

  • Goal: I'm trying to create a Google calendar event with optional parameters

  • I don't see where in the REST APUI GUI I can add optional parameter to set the "sendUpdates" flag to 'all', which shouldn't be in the request body. I tried to add to the URL but no luck

See Google Calendar documentation as an example:

Here is an example of my request where I'm trying to add the property to the call: