The request is a JSON body containing the parser’s new attributes. The parser id must be included in the JSON body. Use GET to fetch the current attributes.
Basic authentication header of the form Basic <encoded-value>, where <encoded-value> is the base64-encoded string username:password.
The entity ID
The app to which this object belongs, as app:SomeApp. If the app doesn't exist, the request fails. Other comma-separated contexts in the context parameter are allowed but ignored.