Adds a client secret beside the ones an application holds. The new secret is the newest, so it becomes the primary.
the application's identifier
actor; lifetimeDays (days, 0 for never; the default lifetime when omitted or empty); description
actor
lifetimeDays
description
ok, the new secret (shown once), its id and expiry, the application and a message; or ok: false with errors
ok
ok: false
errors
Adds a client secret beside the ones an application holds. The new secret is the newest, so it becomes the primary.