View Source ExTDLib.Object.SuggestedActionSetPassword (ExTDLib v0.0.4)

Suggests the user to set a 2-step verification password to be able to log in again.

NameTypeDescription
authorization_delaynumberThe number of days to pass between consecutive authorizations if the user declines to set password; if 0, then the user is advised to set the password for security reasons.

More details on telegram's documentation.