We are trying to configure and sshkey for one user, i tried with almst everything, with/without space ... and the result is all the time the same error!
Here you have one example, that i'm trying to do
DC-SWIP001(config)# username backups sshkey AAB3NzaC1yc2EAAAABIwAAAIEAri3mQy4W1AV9Y2t2hrEWgbUEYzCfTPO5B8LRkedn56BEy2N9ZcdpqE6aqJLZwfZcTFEzaAAZp9AS86dgBAjsKGs7UxnhGySr8ZELv+DQBsDQH6rZt0KR+2Da8hJD4ZXIeccWk0gS1DQUNZ300xstQsYZUtqnx1bvm5Ninn0McNinn0Mc=
invalid SSH key format
DC-SWIP001(config)#