The access token to use for this endpoint.
The password to use to log into this endpoint. Used for basic auth.
Not used if accessToken is provided.
A function which will allow external code to modify all endpoint call parameters before they are sent by the browser.
Used in very specific scenario where the network infrastructure require special request headers to be added or removed, for example.
The username to use to log into this endpoint. Used for basic auth.
Not used if accessToken is provided.
The XmlHttpRequest implementation to use instead of the native one. If not specified, the native one is used.
Possible options when creating a EndpointCaller