Announces yourself on your accounts.
cn announce KEYPAIR on STORE … with (active|idle|revoked|entrusted) ACCOUNT* … with (active|idle|revoked|entrusted) ACTOR* on STORE … without ACTOR* … with … and … and … but without …
Updates the public card of the indicated key pair on the indicated store. The indicated accounts are added or removed from the actor group on the card.
If no card exists, a minimalistic card is created.
Use this with care, as the generated card may not be compliant with the card produced by the actor.