One of the projects we were working on was to integrate with a third-party API that accepted input in the XML format. This is a quick tip on how to pass XML in the action body when it expects JSON.
When you try to create a request and add XML string to the body, you receive the following error.
The workaround is to pass an empty string in the body when creating the action as shown below
Now once the action has been created, you are free to pass the XML content as the input and it will work just fine