Sends CAEP assurance-level-change about a person's identity assurance.
assurance-level-change
Optional
username, namespace, current, and where known previous and direction
username
namespace
current
previous
direction
a promise of { sent, streams }, with why when nothing was sent; it never rejects
{ sent, streams }
why
Sends CAEP
assurance-level-changeabout a person's identity assurance.