Optional ReadonlyconnectedWhen the subscription most recently entered "connected", as epoch ms.
Optional ReadonlydisconnectedWhen the subscription most recently entered "disconnected", as epoch ms.
Optional ReadonlyerrorThe error the connection settled with, if it's currently in an "error" status.
Optional ReadonlylastWhen the subscription most recently delivered an event, as epoch ms.
Optional ReadonlyreconnectHow many consecutive reconnect attempts have occurred since the last successful connection.
Optional ReadonlysourceThe subscription operation key that owns this connection.
ReadonlystatusThe subscription's current connection status.
Current connection/lifecycle metadata for a field's subscription, if it has one.