Promise which resolves to either true or false.
A Promise with the user information. When successful, userIdentity
will be populated with the data fetched by this method.
{
"uuid": "c7e9fed4-bedf-428b-a694-1bbd21721cf7",
"accessToken": "c7e9fed4bedf428b.a6941bbd21721cf7...",
}
See documentation for corresponding error codes:
https://redirector.arcpublishing.com/alc/docs/swagger/?url=./arc-products/arc-identity-v1.json#/Authentication/login