callback/auths
The specific callback action to use.
This structure provides auth methods for the callbacks to use.
There are two types.
basic - specifies a Username and Password for Basic Auth.
json-token - specifies a HTTP request to get a json blob that contains a token and a potential timeout. The Method, Url, and Data to send for the request. The TokenField and DurationField define where to find the values in the json blob.