remove usage of deprecated methods in sdk example

sdk/rust/nym-sdk/examples/custom_topology_provider.rs

@@ -4,7 +4,7 @@
 use nym_sdk::mixnet;
 use nym_sdk::mixnet::MixnetMessageSender;
 use nym_topology::provider_trait::{async_trait, TopologyProvider};
-use nym_topology::NymTopology;
+use nym_topology::{NymTopology, NymTopologyMetadata};
 use url::Url;
 
 struct MyTopologyProvider {
@@ -25,27 +25,33 @@ impl MyTopologyProvider {
             .await
             .unwrap();
 
-        let mut base_topology = NymTopology::new_empty(rewarded_set);
-
-        let mixnodes = self
+        let mixnodes_response = self
             .validator_client
-            .get_all_basic_active_mixing_assigned_nodes()
+            .get_all_basic_active_mixing_assigned_nodes_with_metadata()
             .await
             .unwrap();
 
+        let metadata = NymTopologyMetadata::new(
+            mixnodes_response.metadata.rotation_id,
+            mixnodes_response.metadata.absolute_epoch_id,
+        );
+        let mut base_topology = NymTopology::new(metadata, rewarded_set, Vec::new());
+
         // in our topology provider only use mixnodes that have node_id divisible by 3
         // and has exactly 100 performance score
         // why? because this is just an example to showcase arbitrary uses and capabilities of this trait
-        let filtered_mixnodes = mixnodes
+        let filtered_mixnodes = mixnodes_response
+            .nodes
             .into_iter()
             .filter(|mix| mix.node_id % 3 == 0 && mix.performance.is_hundred())
             .collect::<Vec<_>>();
 
         let gateways = self
             .validator_client
-            .get_all_basic_entry_assigned_nodes()
+            .get_all_basic_entry_assigned_nodes_v2()
             .await
-            .unwrap();
+            .unwrap()
+            .nodes;
 
         base_topology.add_skimmed_nodes(&filtered_mixnodes);
         base_topology.add_skimmed_nodes(&gateways);