error[E0308]: mismatched types
   --> libsignal-service/src/account_manager.rs:686:52
    |
686 |                 .insert(local_device_id_s.clone(), last_resort_kyber_prekey);
    |                  ------                            ^^^^^^^^^^^^^^^^^^^^^^^^ expected `KyberPreKeyEntity`, found `Option<KyberPreKeyEntity>`
    |                  |
    |                  arguments to this method are incorrect
    |
    = note: expected struct `pre_keys::KyberPreKeyEntity`
                 found enum `std::option::Option<pre_keys::KyberPreKeyEntity>`
help: the return type of this call is `std::option::Option<pre_keys::KyberPreKeyEntity>` due to the type of the argument passed
   --> libsignal-service/src/account_manager.rs:685:13
    |
685 | /             device_pni_last_resort_kyber_prekeys
686 | |                 .insert(local_device_id_s.clone(), last_resort_kyber_prekey);
    | |____________________________________________________------------------------^
    |                                                      |
    |                                                      this argument influences the return type of `insert`
note: method defined here
   --> /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/collections/hash/map.rs:1104:12
help: consider using `Option::expect` to unwrap the `std::option::Option<pre_keys::KyberPreKeyEntity>` value, panicking if the value is an `Option::None`
    |
686 |                 .insert(local_device_id_s.clone(), last_resort_kyber_prekey.expect("REASON"));
    |                                                                            +++++++++++++++++