The backend sometimes considers the original QR code contents as the "qrKey" (including a secret, as read and sent verbatim by the iOS app, which doesn't do E2EE), and sometimes the derived non-secret channel ID.
The "right" qrKey (non-secret) has length 64.
The "incorrect" qrKey has length 14.
The backend sometimes considers the original QR code contents as the "qrKey" (including a secret, as read and sent verbatim by the iOS app, which doesn't do E2EE), and sometimes the derived non-secret channel ID.
The "right" qrKey (non-secret) has length 64. The "incorrect" qrKey has length 14.